Novo Resources Corp. (
Novo or the
Company) (ASX: NVO) (TSX: NVO) (OTCQX: NSRPF) is
pleased to provide a progress update on exploration activities at
the Egina Gold Project (Figure 1) with De Grey Mining Ltd
(
De Grey) (ASX:DEG).
Novo Executive Co-Chairman and Acting CEO Mike
Spreadborough said: “We are delighted that De Grey shares our
enthusiasm for the Egina Gold Project. We’ve been exploring the
Mallina Basin since 2017, attracted by its gold prospectivity. To
be able to partner with a group like De Grey, with its nearby Hemi
deposit, provides the best opportunity for us to drive value for
our shareholders at Egina, through any potential new discoveries
and future exploration success.”
“Importantly, De Grey is just starting to
explore at Egina, with several highly prospective areas yet to be
systematically tested, providing multiple new targets to explore
and build upon the platform set by De Grey over the past 12
months.”
“Meanwhile, we remain focussed on progressing
our prospects in the Pilbara and Victoria, as well as assessing
project generation opportunities.”
De Grey General Manager Exploration, Phil
Tornatora, commented: “The Egina Project is an important part of De
Grey’s strategy to grow a large regional scale resource base around
the planned Hemi processing plant. The Egina tenements are
approximately 1,000 sq km and significantly grows the land position
De Grey has exposure to around Hemi. Egina contains major
structures and geological units which extend from Hemi and is
prospective for both large intrusion-hosted deposits like Hemi and
orogenic gold deposits. Large prospective areas of the Egina
Project have not been explored so we believe the area still has
exciting potential.
“During the September quarter, De Grey satisfied
its minimum expenditure commitment by spending A$7 million over a
15-month period. Our intention is to continue to progress
exploration on the Egina tenements towards forming a 50:50 joint
venture subject to ongoing assessment of exploration results on the
Project.”
Figure 1: Novo Tenure in the Central Pilbara
showing the Egina Gold Camp and Balla Balla Gold Project
In June 2023, Novo entered into an earn-in and
joint venture agreement with De Grey for the Company’s Becher
Project and adjacent tenements within the Egina Gold Camp (Figure
1), with the resultant joint venture to be known as the
Egina JV.
De Grey is earning into the Egina JV and has
advised Novo that it has now satisfied the initial minimum
expenditure requirement of A$7 million (required prior to December
2024). This is part of a required A$25 million spend within 4 years
to earn 50% of the joint venture. The combined Egina JV and De Grey
tenure forms a strategically significant land position in the
Mallina Basin covering approximately 2,500 sq km.
De Grey assumed management control of the Novo
area (under the earn-in arrangements) from 1 July 2023 and rapidly
advanced key exploration efforts through targeted AC and RC drill
programs and geophysical surveys.
The Egina JV tenure comprises a large 1,034 sq
km tenement package adjacent to De Grey’s existing Hemi Gold
Project (‘Hemi’) and is located immediately south
of Withnell and southwest of the Hemi deposits (see Figure 2).
Figure 2 Hemi and Egina Gold Project areas.4
_________________4 Refer to De Grey’s ASX
Announcement, Hemi Gold Project Resource Update, dated 21 November
2023.
Egina Gold Project
Prospectivity
Egina contains similar geology and structures to
those found within Hemi, in some cases directly along strike from
De Grey’s current exploration areas. Consolidating exploration of
the Egina tenements with Hemi is an important step in De Grey’s
strategy to discover and grow a large resource base centred around
the future Hemi processing plant.
Previous exploration by De Grey within the
existing Farno Joint Venture (De Grey 75% and Novo 25%) and recent
drilling at the neighbouring Becher and surrounding prospects
(contained within the Egina Project area) highlight the potential
for the discovery of large scale, intrusion-related gold deposits
similar to Hemi, as well as shear-hosted orogenic deposits similar
to the Withnell and Mallina deposits.
The additional tenure in the west of Egina also
contains strike extensions of the structural corridor that hosts
the Mallina deposit and opportunities to discover new intrusions
similar to Toweranna and Charity Well.
As part of the A$7 million minimum expenditure
requirement, De Grey has completed 34,180m of aircore drilling and
9,129 m of RC drilling in 2024 across four main prospects testing
prospective intrusions and regional structures (Figure 3). A drone
aeromagnetic survey was also completed in the Becher area.
Most of the remaining areas throughout Egina
have received very little modern systematic exploration, providing
scope for new discoveries.
Figure 3 Egina anomalous gold intercepts and
drilling (see Appendix: Tables 1 and 2).
Previous results from De Grey’s work on the
Egina Project were provided by De Grey in an ASX release on 13
February 2024 (Greater Hemi and Regional Exploration Update), and
by Novo in its ASX release on 14 February 2024 (Significant Drill
Results at Becher corrected), which included a best intercept of 8m
@ 4.7 g/t Au from 97 m in MSRC0031 at the Lowe prospect, with
mineralisation associated with a deformed intrusive sill.
Other highlights included a large WNW-trending
1.5km brittle fault zone in the Heckmair intrusion with broad
intervals of anomalous base metals and low-level gold
mineralisation. A follow-up RC program comprising 19 holes (2,368
m) returned strong base metal values including 10 m @ 0.1g/t Au,
29.7 g/t Ag, 0.3% Cu, 1.5% Pb and 1.8% Zn in hole MSRC0016, and 24
m @ 0.2 g/t Au, 13.2 g/t Ag, 0.1% Cu, 1.0% Pb and 0.1% Zn in hole
MSRC0017, with individual metres grading up to 4% Zn and 4% Pb. The
best gold intercept was 2m @ 2.8 g/t Au in hole MSRC0013 (See
Novo’s ASX release dated 14 February 2024).
Prospect locations in the Becher area are shown
in Figure 3, with significant intercepts given in Appendix: Tables
1-3.
Exploration since De Grey’s Greater Hemi and
Regional Exploration Update on 13 February 2024 includes AC and RC
drilling, in addition to the drone aeromagnetic survey, which was
flown to enable more detailed structural and geological
interpretation of bedrock.
Whillans Prospect
Multiple thin anomalous gold intercepts were
returned at the Whillans prospect from drillholes MSRC0074, and
MSRC0076, associated with minor quartz veining and weak sericite
alteration of metasedimentary arkosic sandstone and siltstone.
Heckmair Prospect
Multiple thin intercepts were returned at the
southern edge of the Heckmair sanukitoid intrusion from drillholes
MSRC0012, MSRC0013, MSRC0068, MSRC0069, including 6 m @ 1.2g/t Au
in MSRC0068, Novo ASX release on 14 February 2024 (Significant
Drill Results at Becher corrected). All intercepts were associated
with minor quartz veining and weak sericite alteration and hosted
within a dioritic intrusion.
Irvine and Heckmair East
Prospects
Aircore drilling at Irvine, extending to the
eastern side of the Heckmair Intrusion has identified broad zones
of Zn-Pb-Ag and gold anomalism within the weathered horizon. These
are adjacent to the previously reported intercepts of base metal
mineralisation within the Heckmair Fault that bisects the Heckmair
intrusion (Figures 4 and 5). In the Mallina basin, base metal
anomalies can signal enhanced gold prospectivity. Better gold
intercepts include 12 m @ 0.8g/t Au (including 4 m @ 2.1g/t Au) in
MSAC0989. Gold mineralisation is hosted in quartz veining within
metasediments, immediately adjacent to an intrusion. Anomalous base
metal intercepts include 25 m @ 0.99% Zn+Pb (MSAC0962) and 43 m @
0.53% Zn+Pb (MSAC0963).
Four metre composite samples with anomalous base
and precious metals assays are currently being re-split and will be
submitted for multi-element and fire assay gold analysis, with
ongoing interpretation and targeting to follow.
Figure 4 Plan showing anomalous base metal
results in AC drilling at Irvine (see Appendix: Tables 2 and 3)
Figure 5 Section showing anomalous base metal
(Zn+Pb) results in AC drilling at Heckmair East (see Appendix:
Tables 2 and 3)
Four metre composite samples with anomalous base
and precious metals assays are currently being re-split and will be
submitted for multi-element and fire assay analysis, with ongoing
interpretation and targeting to follow.
Planned work
De Grey is currently awaiting final assay
results including aircore re-splits. Work will continue compiling
and analysing results from recently completed work programs in
addition to generating additional targets and developing follow-up
programs.
Negotiations with the Mugarinya Community
Association are continuing regarding an access agreement to the
Yandeyarra Aboriginal Reserve, which covers some of the Egina
tenements. A high-level Aboriginal heritage area avoidance survey
was recently completed on tenements within the Yandeyarra Reserve
with results pending. Discussions are also underway with the
Ngarluma Aboriginal Corporation regarding upcoming heritage
surveys.
Once these permits and clearances are in place,
De Grey will be well-positioned for exploring areas that have
previously seen little to no modern exploration.
On-ground exploration activities will progress
from minimum impact, typical early-stage activities including
ground gravity surveys, surficial geochemical surveys, geological
mapping including remote sensing methods. De Grey advises that it
intends to then progress to AC drilling for target generation and
sub-surface geological mapping. Follow up target testing drilling
would then generally involve follow-up AC, RC and DD drilling.
Key terms of the Egina HOA between De
Grey and Novo include:
-
De Grey has the right to earn a 50% joint venture interest in the
Novo tenements by spending a total of A$25 million within four
years from June 2023 (including the A$7 million already
spent);
-
De Grey has full program management and sole rights to explore the
tenements during the earn-in phase;
-
Upon De Grey earning a 50% interest, a joint venture (“Egina JV”)
will be formed;
-
De Grey will remain the manager of the Egina JV while it holds a
minimum 50% interest; and
-
Each party will be responsible for funding its share of joint
venture costs or have its share of the joint venture subject to
dilution at a rate of 1% per A$1 million of non-expenditure
contribution.
ANALYTICAL METHODOLOGY – AC
DRILLING
AC drilling is utilised as a first pass
technique testing for gold mineralisation and anomalous pathfinder
geochemistry in basement rocks under cover. The drilling
methodology is rapid and low cost, with a low impact footprint,
enabling large systematic programs to be completed in a cost
effective and timely manner.
One metre AC drill samples are collected from
the drill rig through a cyclone and placed on the ground in piles
for geological quantitative and qualitative logging. These piles
are then speared as four-meter composites.
All AC chip samples were sent to ALS in Perth,
Western Australia and each sample was dried, split, crushed and
pulverised to 85% passing 75 µm. 11 elements assayed with aqua
regia mass spectrometry (ALS Lab Code ME-MS43) with an additional
29 elements assayed with aqua regia ICP-AES finish (ALS Lab Code
ME-ICP43), and trace-level gold by 25 g aqua regia (ICP-MS). All
aircore holes end with a 1 m bottom of hole sample using the
ME-MS61 method with Au by 30 g fire assay (Au-ICP21). Anomalous
aircore composites, greater than 0.1 ppm gold over 4 m, are
re-split to 1 m samples and were assayed using 30 g Au fire assay
with ICP finish (ALS Lab Code, Au-ICP21) and high-grade results
>10 ppm Au were assayed by fire assay and gravimetric finish
(ALS Lab Code Au-GRA21). Multielement analysis was conducted using
four acid digest followed by ICP-MS finish for 61 elements (ALS Lab
Code ME-MS61™).
QAQC procedures for the program include
insertion of certified coarse blanks (minimum rate 2%), certified
standards (CRMs minimum rate 2%), and routine duplicate
sampling.
ANALYTICAL METHODOLOGY – RC
DRILLING
RC drilling allows for deeper testing of
anomalies delineated by aircore drilling, and other geological
direct targeting methods such as surface mapping and sampling,
where bedrock is exposed at surface.
RC sampling utilized a cone splitter on the rig
cyclone and drill cuttings were sampled on 1m intervals. All RC
chip samples were sent to ALS in Perth, Western Australia and each
sample was dried, split, crushed and pulverised to 85% passing 75
µm. All RC drilling samples were assayed using 30 g Au fire assay
with ICP finish (ALS Lab Code, Au-ICP21) and high-grade results
>10 ppm Au were assayed by fire assay and gravimetric finish
(ALS Lab Code Au-GRA21). Multielement analysis was conducted using
four acid digest followed by ICP-MS finish for 61 elements (ALS Lab
Code ME-MS61™).
QAQC procedures for the program include
insertion of certified coarse blanks (minimum rate 2%), certified
standards (CRMs minimum rate 2%), and routine duplicate
sampling.
There were no limitations to the verification
process and all relevant data was verified by a qualified person as
defined in National Instrument 43-101 Standards of Disclosure for
Mineral Projects (“NI 43-101”) by reviewing analytical procedures
undertaken by ALS.
Authorised for release by the Board of
Directors.
CONTACT
Investors:Mike Spreadborough +61 8 6400 6100
info@novoresources.com |
North American Queries:Leo Karabelas+1 416 543
3120leo@novoresources.com |
Media:Cameron Gilenko+61 466 984
953cameron.gilenko@sodali.com |
QP STATEMENT
Ms. Karen (Kas) De Luca (MAIG), is the qualified
person, as defined under National Instrument 43-101 Standards of
Disclosure for Mineral Projects, responsible for, and having
reviewed and approved, the technical information contained in this
news release. Ms De Luca is Novo’s General Manager Exploration.
JORC COMPLIANCE STATEMENT
The information in this news release that
relates to new exploration results at Novo’s Becher Project is
based on information compiled by Ms De Luca, who is a full-time
employee of Novo Resources Corp. Ms De Luca is a Competent Person
who is a member of the Australian Institute of Geoscientists. Ms De
Luca has sufficient experience that is relevant to the style of
mineralisation and the type of deposits under consideration and to
the activity being undertaken to qualify as a Competent Person as
defined in the 2012 Edition of the 'Australasian Code for Reporting
of Exploration Results, Mineral Resources and Ore Reserves'. Ms De
Luca consents to the inclusion in the report of the matters based
on her information in the form and context in which it appears.
The information in this news release that
relates to previously reported exploration results at Novo’s Becher
Project is extracted from Novo's announcement titled Significant
Drill Results at Becher (corrected) released to ASX on 14 February
2024 which is available to view at www.asx.com.au. The Company
confirms that it is not aware of any new information that
materially affects the information included in the original market
announcement and that all material assumptions and technical
parameters underpinning the estimates in the relevant market
announcement continue to apply and have not materially changed. The
Company confirms that the form and context in which the Competent
Person’s findings are presented have not been materially modified
from the original market announcement.
FORWARD-LOOKING STATEMENTS
Some statements in this news release may contain
“forward-looking statements” within the meaning of Canadian and
Australian securities law and regulations. In this news release,
such statements include but are not limited to planned exploration
activities and the timing of such. These statements address future
events and conditions and, as such, involve known and unknown
risks, uncertainties and other factors which may cause the actual
results, performance or achievements to be materially different
from any future results, performance or achievements expressed or
implied by the statements. Such factors include, without
limitation, customary risks of the resource industry and the risk
factors identified in Novo’s annual information form for the year
ended December 31, 2023 (which is available under Novo’s profile on
SEDAR+ at www.sedarplus.ca and at www.asx.com.au) in the Company’s
prospectus dated 2 August 2023 which is available at
www.asx.com.au. Statements as to De Grey’s planned exploration
activities are based solely on De Grey’s statements to Novo.
Forward-looking statements speak only as of the date those
statements are made. Except as required by applicable law, Novo
assumes no obligation to update or to publicly announce the results
of any change to any forward-looking statement contained or
incorporated by reference herein to reflect actual results, future
events or developments, changes in assumptions or changes in other
factors affecting the forward-looking statements. If Novo updates
any forward-looking statement(s), no inference should be drawn that
the Company will make additional updates with respect to those or
other forward-looking statements.
APPENDIX
Table 1: Significant new RC results
(>2 gram x m Au) - Intercepts - 0.5 g/t Au lower cut, 4 m
maximum internal waste
Hole ID |
Zone |
Depth From (m) |
Depth To (m) |
Down hole Width (m) |
Au (g/t) |
Collar East (GDA94) |
Collar North (GDA94) |
Collar RL (GDA94) |
Dip (deg) |
Azi (GDA94) |
Hole Depth (m) |
Hole Type |
MSRC0068 |
Heckmair |
9 |
15 |
6 |
1.18 |
619121 |
7684387 |
63 |
-56 |
181 |
263 |
RC |
MSRC0068 |
Heckmair |
82 |
83 |
1 |
6.99 |
619121 |
7684387 |
63 |
-56 |
181 |
263 |
RC |
MSRC0069 |
Heckmair |
23 |
24 |
1 |
2.02 |
619122 |
7684430 |
63 |
-55 |
180 |
83 |
RC |
MSRC0069 |
Heckmair |
45 |
47 |
2 |
1.06 |
619122 |
7684430 |
63 |
-55 |
180 |
83 |
RC |
|
|
|
|
|
|
|
|
|
|
|
|
|
Table 2: Significant new AC results -
Intercepts - 0.1g/t Au lower cut, 10m maximum internal
waste.
Hole ID |
Zone |
Depth From (m) |
Depth To (m) |
Down hole Width (m) |
Au (g/t) |
Collar East (GDA94) |
Collar North (GDA94) |
CollarRL (GDA94) |
Dip (deg) |
Azimuth (GDA94) |
Hole Depth (m) |
Hole Type |
MSAC0429 |
Whillans East |
21 |
22 |
1 |
0.22 |
623578 |
7684615 |
65 |
-60 |
147 |
65 |
AC |
MSAC0445 |
Unnamed |
12 |
14 |
2 |
0.12 |
622860 |
7685711 |
65 |
-60 |
147 |
51 |
AC |
MSAC0803 |
Unnamed |
52 |
56 |
4 |
0.14 |
624776 |
7685706 |
64 |
-60 |
147 |
72 |
AC |
MSAC0915 |
Whillans South |
44 |
45 |
1 |
0.10 |
621258 |
7685237 |
63 |
-60 |
147 |
45 |
AC |
MSAC0917 |
Whillans South |
12 |
20 |
8 |
0.12 |
621170 |
7685371 |
63 |
-60 |
147 |
85 |
AC |
MSAC0917 |
Whillans South |
56 |
60 |
4 |
0.11 |
621170 |
7685371 |
63 |
-60 |
147 |
85 |
AC |
MSAC0920 |
Whillans South |
60 |
64 |
4 |
0.14 |
621038 |
7685571 |
62 |
-60 |
147 |
103 |
AC |
MSAC0920 |
Whillans South |
80 |
84 |
4 |
0.34 |
621038 |
7685571 |
62 |
-60 |
147 |
103 |
AC |
MSAC0920 |
Whillans South |
100 |
102 |
2 |
0.20 |
621038 |
7685571 |
62 |
-60 |
147 |
103 |
AC |
MSAC0925 |
Whillans South |
52 |
54 |
2 |
0.31 |
620963 |
7685101 |
61 |
-60 |
147 |
54 |
AC |
MSAC0929 |
Whillans South |
12 |
16 |
4 |
0.13 |
620788 |
7685369 |
62 |
-60 |
147 |
87 |
AC |
MSAC0931 |
Whillans South |
28 |
32 |
4 |
0.16 |
620719 |
7685482 |
62 |
-60 |
180 |
75 |
AC |
MSAC0932 |
Whillans South |
76 |
84 |
8 |
0.28 |
620719 |
7685562 |
63 |
-60 |
180 |
93 |
AC |
MSAC0933 |
Whillans South |
8 |
12 |
4 |
0.13 |
620719 |
7685642 |
62 |
-60 |
180 |
111 |
AC |
MSAC0938 |
Heckmair North |
12 |
16 |
4 |
0.19 |
619759 |
7685442 |
59 |
-60 |
180 |
90 |
AC |
MSAC0938 |
Heckmair North |
20 |
24 |
4 |
0.36 |
619759 |
7685442 |
59 |
-60 |
180 |
90 |
AC |
MSAC0938 |
Heckmair North |
28 |
36 |
8 |
0.12 |
619759 |
7685442 |
59 |
-60 |
180 |
90 |
AC |
MSAC0961 |
Heckmair East |
4 |
8 |
4 |
0.14 |
620490 |
7684943 |
63 |
-55 |
147 |
30 |
AC |
MSAC0961 |
Heckmair East |
28 |
29 |
1 |
0.14 |
620490 |
7684943 |
63 |
-55 |
147 |
30 |
AC |
MSAC0962 |
Heckmair East |
8 |
16 |
8 |
0.30 |
620469 |
7684977 |
63 |
-55 |
147 |
25 |
AC |
MSAC0963 |
Heckmair East |
24 |
28 |
4 |
0.24 |
620447 |
7685010 |
63 |
-55 |
147 |
43 |
AC |
MSAC0963 |
Heckmair East |
32 |
36 |
4 |
0.10 |
620447 |
7685010 |
63 |
-55 |
147 |
43 |
AC |
MSAC0969 |
Heckmair |
16 |
20 |
4 |
0.68 |
620446 |
7684433 |
65 |
-55 |
147 |
54 |
AC |
MSAC0977 |
Heckmair |
24 |
26 |
2 |
0.14 |
620272 |
7684702 |
63 |
-55 |
147 |
27 |
AC |
MSAC0981 |
Heckmair |
4 |
8 |
4 |
0.14 |
620300 |
7684233 |
65 |
-55 |
147 |
66 |
AC |
MSAC0981 |
Heckmair |
16 |
20 |
4 |
0.24 |
620300 |
7684233 |
65 |
-55 |
147 |
66 |
AC |
MSAC0981 |
Heckmair |
65 |
66 |
1 |
0.36 |
620300 |
7684233 |
65 |
-55 |
147 |
66 |
AC |
MSAC0982 |
Heckmair |
4 |
8 |
4 |
0.43 |
620278 |
7684267 |
65 |
-55 |
147 |
81 |
AC |
MSAC0982 |
Heckmair |
36 |
40 |
4 |
0.18 |
620278 |
7684267 |
65 |
-55 |
147 |
81 |
AC |
MSAC0982 |
Heckmair |
72 |
76 |
4 |
0.16 |
620278 |
7684267 |
65 |
-55 |
147 |
81 |
AC |
MSAC0983 |
Heckmair |
0 |
4 |
4 |
0.19 |
620257 |
7684300 |
64 |
-55 |
147 |
40 |
AC |
MSAC0983 |
Heckmair |
8 |
12 |
4 |
0.10 |
620256 |
7684300 |
64 |
-55 |
147 |
40 |
AC |
MSAC0984 |
Heckmair |
8 |
16 |
8 |
0.23 |
620235 |
7684334 |
64 |
-55 |
147 |
25 |
AC |
MSAC0988 |
Heckmair |
8 |
16 |
8 |
0.22 |
620165 |
7684147 |
63 |
-55 |
147 |
41 |
AC |
MSAC0989 |
Heckmair |
8 |
20 |
12 |
0.83 |
620143 |
7684180 |
63 |
-55 |
147 |
69 |
AC |
including |
|
12 |
16 |
4 |
2.12 |
620143 |
7684180 |
63 |
-55 |
147 |
69 |
AC |
MSAC0990 |
Heckmair |
47 |
48 |
1 |
0.21 |
620121 |
7684214 |
63 |
-55 |
147 |
48 |
AC |
MSAC0995 |
Heckmair |
16 |
20 |
4 |
0.12 |
619955 |
7684303 |
62 |
-55 |
147 |
22 |
AC |
|
|
|
|
|
|
|
|
|
|
|
|
|
Table 3: Significant new AC results -
Intercepts - 500 ppm Zn+Pb lower cut.
Hole ID |
Zone |
Depth From (m) |
Depth To (m) |
Down hole Width (m) |
Zn+Pb(ppm) |
Zn+Pb(%) |
Collar East (GDA94) |
Collar North (GDA94) |
Collar RL (GDA94) |
Dip (deg) |
Azimuth (GDA94) |
Hole Depth (m) |
Hole Type |
MSAC0957 |
Irvine |
47.00 |
48.00 |
1 |
1020 |
0.10 |
620578 |
7684809 |
64 |
-55 |
147 |
48.00 |
AC |
MSAC0958 |
Irvine |
8.00 |
12.00 |
4 |
2716 |
0.27 |
620556 |
7684843 |
64 |
-55 |
147 |
54.00 |
AC |
MSAC0958 |
Irvine |
20.00 |
32.00 |
12 |
1414 |
0.14 |
620556 |
7684843 |
64 |
-55 |
147 |
54.00 |
AC |
MSAC0959 |
Irvine |
4.00 |
32.00 |
28 |
1723 |
0.17 |
620534 |
7684876 |
63 |
-55 |
147 |
49.00 |
AC |
MSAC0960 |
Irvine |
0.00 |
24.00 |
24 |
1834 |
0.18 |
620512 |
7684910 |
63 |
-55 |
147 |
36.00 |
AC |
MSAC0960 |
Irvine |
35.00 |
36.00 |
1 |
3605 |
0.36 |
620512 |
7684910 |
63 |
-55 |
147 |
36.00 |
AC |
MSAC0961 |
Irvine |
12.00 |
30.00 |
18 |
3287 |
0.33 |
620490 |
7684943 |
63 |
-55 |
147 |
30.00 |
AC |
MSAC0962 |
Irvine |
0.00 |
25.00 |
25 |
9877 |
0.99 |
620469 |
7684977 |
63 |
-55 |
147 |
25.00 |
AC |
MSAC0963 |
Irvine |
0.00 |
43.00 |
43 |
5277 |
0.53 |
620447 |
7685010 |
63 |
-55 |
147 |
43.00 |
AC |
MSAC0964 |
Irvine |
0.00 |
32.00 |
32 |
4288 |
0.43 |
620425 |
7685044 |
63 |
-55 |
147 |
32.00 |
AC |
MSAC0965 |
Irvine |
8.00 |
17.00 |
9 |
1171 |
0.12 |
620403 |
7685077 |
62 |
-55 |
147 |
17.00 |
AC |
MSAC0966 |
Irvine |
14.00 |
15.00 |
1 |
1012 |
0.10 |
620381 |
7685111 |
64 |
-55 |
147 |
15.00 |
AC |
JORC Code, 2012 Edition – Table
1
Section 1 Sampling Techniques and
Data
(Criteria in this section apply to all
succeeding sections.)
Criteria |
JORC Code explanation |
Commentary |
Sampling techniques |
- Nature and quality of sampling (e.g. cut channels, random
chips, or specific specialised industry standard measurement tools
appropriate to the minerals under investigation, such as down hole
gamma sondes, or handheld XRF instruments, etc.). These examples
should not be taken as limiting the broad meaning of sampling.
- Include reference to measures taken to ensure sample
representivity and the appropriate calibration of any measurement
tools or systems used.
- Aspects of the determination of mineralisation that are
Material to the Public Report.
- In cases where ‘industry standard’ work has been done this
would be relatively simple (e.g. ‘reverse circulation drilling was
used to obtain 1 m samples from which 3 kg was pulverised to
produce a 30 g charge for fire assay’). In other cases, more
explanation may be required, such as where there is coarse gold
that has inherent sampling problems. Unusual commodities or
mineralisation types (e.g. submarine nodules) may warrant
disclosure of detailed information.
|
- All drilling and
sampling was undertaken in an industry standard manner.
- RC holes were
sampled on a 1m basis with samples collected from a cone splitter
mounted on the drill rig cyclone. The 1m samples typically ranged
in weight from 2.5kg to 3.5kg.
- Aircore samples
were collected by spear from 1m sample piles and composited over 4m
intervals. Samples for selected holes were collected on a 1m basis
by spear from 1m sample piles. Sample weights ranges from around
1kg to 3kg. Aircore results have not been used in the resource
estimate.
- Commercially
prepared certified reference material (“CRM”) and course blank was
inserted at a minimum rate of 2%.
- Field duplicates
were selected on a routine basis to verify the representivity of
the sampling methods.
- Sample
preparation is completed at an independent laboratory where samples
are dried, split, crushed and pulverized prior to analysis as
described below.
- Sample sizes are
considered appropriate for the material sampled.
- The samples are considered
representative and appropriate for this type of drilling. RC
samples are appropriate for use in the Mineral Resource
estimate.
|
Drilling techniques |
- Drill type (e.g. core, reverse
circulation, open-hole hammer, rotary air blast, auger, Bangka,
sonic, etc.) and details (e.g. core diameter, triple or standard
tube, depth of diamond tails, face-sampling bit or other type,
whether core is oriented and if so, by what method, etc.).
|
- Reverse Circulation (RC) holes were
drilled with a 5 1/2-inch bit and face sampling hammer.
- Aircore holes were drilled with an
83mm diameter blade bit.
|
Drill sample recovery |
- Method of recording and assessing
core and chip sample recoveries and results assessed.
- Measures taken to maximise sample
recovery and ensure representative nature of the samples.
- Whether a relationship exists
between sample recovery and grade and whether sample bias may have
occurred due to preferential loss/gain of fine/coarse
material.
|
- RC and aircore samples were
visually assessed for recovery.
- Samples are considered
representative with generally good recovery. Deeper RC and aircore
holes encountered water, with some intervals having less than
optimal recovery and possible contamination.
- No sample bias is observed.
|
Logging |
- Whether core and chip samples have
been geologically and geotechnically logged to a level of detail to
support appropriate Mineral Resource estimation, mining studies and
metallurgical studies.
- Whether logging is qualitative or
quantitative in nature. Core (or costean, channel, etc.)
photography.
- The total length and percentage of
the relevant intersections logged.
|
- The entire hole has been
geologically logged and core was photographed by Company
geologists, with systematic sampling undertaken based on rock type
and alteration observed.
- RC sample results are appropriate
for use in a resource estimation.
- The aircore results provide a good
indication of mineralisation but are not used in resource
estimation.
|
Sub-sampling techniques and sample
preparation |
- If core, whether cut or sawn and
whether quarter, half or all core taken.
- If non-core, whether riffled, tube
sampled, rotary split, etc. and whether sampled wet or dry.
- For all sample types, the nature,
quality and appropriateness of the sample preparation
technique.
- Quality control procedures adopted
for all sub-sampling stages to maximise representivity of
samples.
- Measures taken to ensure that the
sampling is representative of the in-situ material collected,
including for instance results for field duplicate/second-half
sampling.
- Whether sample sizes are
appropriate to the grain size of the material being sampled.
|
- RC sampling was
carried out by a cone splitter on the rig cyclone and drill
cuttings were sampled on a 1m basis in bedrock and 4m composite
basis in cover.
- Aircore samples
were collected by spear from 1m sample piles and composited over 4m
intervals. Samples for selected holes were collected on a 1m basis
by spear from 1m sample piles.
- Each sample was
dried, split, crushed and pulverised to 85% passing 75µm.
- Sample sizes are
considered appropriate for the material sampled.
- The samples are
considered representative and appropriate for this type of
drilling.
- RC samples are
appropriate for use in a resource estimate.
- Aircore samples are generally of
good quality and appropriate for delineation of geochemical trends
but were not used in the Mineral Resource estimate.
|
Quality of assay data and laboratory tests |
- The nature, quality and
appropriateness of the assaying and laboratory procedures used and
whether the technique is considered partial or total.
- For geophysical tools,
spectrometers, handheld XRF instruments, etc., the parameters used
in determining the analysis including instrument make and model,
reading times, calibrations factors applied and their derivation,
etc.
- Nature of quality control
procedures adopted (e.g. standards, blanks, duplicates, external
laboratory checks) and whether acceptable levels of accuracy (i.e.
lack of bias) and precision have been established.
|
- The samples were submitted to a
commercial independent laboratory in Perth, Australia.
- All RC drilling is sampled on a 1 m
basis, using ME-MS61, 30 g Au fire assay (Au-ICP21) and high range
results (>10 ppm Au) assessed with the (Au-GRA21).
- Aircore samples are composited to 4
m intervals with 11 elements assayed with aqua regia mass
spectrometry (ME-MS43), 29 additional elements with ICP-AES to a 25
g Au assay by aqua regia (ME-ICP43) and trace-level gold by 25 g
aqua regia (ICP-MS).
- All aircore holes end with a 1 m
bottom of hole sample using the ME-MS61 method with Au by 30 g fire
assay (Au-ICP21).
- Anomalous aircore composites,
greater than 0.1 ppm gold over 4 m, are re-split to 1 m samples and
assayed with ME-MS61 with gold assayed with a 30 g charge
(Au-ICP21) and any assays greater than 10 ppm Au are assessed using
a gravimetric assay method (Au-GRA21).
- Ore grade Ag (>100 ppm Ag), and
ore grade Cu, Pb Zn where values >10,000 ppm, are assayed by
OG62 at ALS.
- The techniques are considered
quantitative in nature.
- A comprehensive QAQC protocol
including the use of CRM, field duplicates and umpire assay at a
second commercial laboratory has confirmed the reliability of the
assay method.
|
Verification of sampling and assaying |
- The verification of significant
intersections by either independent or alternative company
personnel.
- The use of twinned holes.
- Documentation of primary data, data
entry procedures, data verification, data storage (physical and
electronic) protocols.
- Discuss any adjustment to assay
data.
|
- Sample results have been merged by
the company’s database consultants.
- Results have been uploaded into the
company database, checked and verified.
- No adjustments have been made to
the assay data.
- Results are reported on a length
weighted basis.
|
Location of data points |
- Accuracy and quality of surveys
used to locate drill holes (collar and down-hole surveys),
trenches, mine workings and other locations used in Mineral
Resource estimation.
- Specification of the grid system
used.
- Quality and adequacy of topographic
control.
|
- RC drill hole
collar locations are located by DGPS to an accuracy of
+/-10cm.
- Aircore hole collar locations are
located by DGPS or by handheld GPS to an accuracy of 3m.
- Locations are
recorded in GDA94 zone 50 projection
- Diagrams and
location tables have been provided in numerous releases to the
ASX.
- Topographic
control is by detailed georeferenced air photo and Differential GPS
data.
- Down hole surveys were conducted
for all RC holes using a north seeking gyro tool with measurements
at 10m down hole intervals.
|
Data spacing and distribution |
- Data spacing for reporting of
Exploration Results.
- Whether the data spacing, and
distribution is sufficient to establish the degree of geological
and grade continuity appropriate for the Mineral Resource and Ore
Reserve estimation procedure(s) and classifications applied.
- Whether sample compositing has been
applied.
|
- Aircore drilling varies and can be
divided into two categories. Novo’s AC drilling was drilled at
spacings of 320 x 25 m spacing along N-S or NW-SE oriented drill
lines.
- De Grey’s AC drilling was spaced at
320 m drill lines with an initial pass of 80 holes spacing, with
later infill to 40 m collar spacing along lines.
- RC drilling was done is select
areas with holes drilled along section at 40 m spacing.
|
Orientation of data in relation to geological
structure |
- Whether the orientation of sampling
achieves unbiased sampling of possible structures and the extent to
which this is known, considering the deposit type.
- If the relationship between the
drilling orientation and the orientation of key mineralised
structures is considered to have introduced a sampling bias, this
should be assessed and reported if material.
|
- The drilling is
approximately perpendicular to the strike of mineralisation. The
holes are generally angled at -60o which provides good intersection
angles into the mineralisation which ranges from vertical to -45o
dip.
- The sampling is
considered representative of the mineralised zones.
- Where drilling is not orthogonal to
the dip of mineralised structures, true widths are less than
downhole widths.
|
Sample security |
- The measures taken to ensure sample
security.
|
- Samples were collected by company
personnel and delivered direct to the laboratory via a transport
contractor.
|
Audits or reviews |
- The results of any audits or
reviews of sampling techniques and data.
|
- QAQC data has been both internally
and externally reviewed.
|
Section 2 Reporting of Exploration
Results
(Criteria listed in the preceding section also
apply to this section.)
Criteria |
JORC Code explanation |
Commentary |
Mineral tenement and land tenure status |
- Type, reference name/number,
location and ownership including agreements or material issues with
third parties such as joint ventures, partnerships, overriding
royalties, native title interests, historical sites, wilderness or
national park and environmental settings.
- The security of the tenure held at
the time of reporting along with any known impediments to obtaining
a license to operate in the area.
|
- Drilling occurs
on various tenements held by De Grey Mining Ltd or its 100% owned
subsidiaries and on ground owned by Novo Resources where De Grey is
the nominated operator. For the Egina JV, De Grey has the right to
earn a 50% joint venture interest in the Novo tenements by spending
A$25M over four years, with a minimum of A$7M within 18 months. De
Grey has just completed the minimum spend
- Heckmair, Irvine
and Lowe prospects are located on Novo Resources exploration
licence E47/3673, approximately 5 km south of the Withnell gold
mine, and 100 km SW of Port Hedland.
- The tenements
are in good standing as at the time of this report.
- There are no known impediments to
operating in the area.
|
Exploration done by other parties |
- Acknowledgment and appraisal of
exploration by other parties.
|
- On the Egina JV, Novo have
undertaken close-spaced AC drilling in some areas, down to an
average depth of around 20m. Novo also completed ground gravity and
aeromag. Previous exploration took place around Becher in the
1980's and 1990's.
|
Geology |
- Deposit type, geological setting
and style of mineralisation.
|
- The Mallina Basin is Mesoarchaean
3020 to 2950 Ma and is comprised of the Whim Creek greenstone belt
and the 2970 to 2940 Ma De Grey Group. The basin is an
east-northeast trending region measuring 200 x 90 km, located
between the East Pilbara and West Pilbara granite greenstone
terranes. It is bounded by the ENE-trending Scholl shear zone along
the northern edge and the exposed core of the Central Pilbara
craton to the south. The basin is unconformably overlain and partly
obscured by the Fortescue Basin, and recent alluvial, and aeolian
cover.
- The De Grey Group lies
unconformably on older greenstone basement and is up to 8,000 m
thick sequence comprising conglomerate, wacke, feldspathic
sandstone, arkose, shale, banded iron formation, basalt, high-Mg
basalt, siltstone, and chert.
- The basin is intruded by the
Sisters Supersuite, including various metamorphosed granitic and
ultramafic to mafic intrusive rocks. Of principal interest is the
Indee Suite, which is a series of high-Mg diorite (sanukitoid)
intrusions. These intrusions form a linear trend across the basin
and range from massive to moderately foliated, mesocratic,
hornblende-biotite granodiorite and tonalite compositions.
- The Mallina basin is one of the
more mineralized parts of the Pilbara craton, with gold
mineralization distributed over a length of more than 150 km2.
- Three styles of gold mineralization
are present in the region: lode gold deposits associated with
sericite-carbonate-pyrite alteration assemblages, lode gold
deposits associated with pyrophyllite-bearing alteration
assemblages, and antimony-gold deposits, and the recently
identified intrusion-related gold mineralisation, exemplified by
the Hemi deposit with a current MRE of 10.5 Moz Au.
- In general, the Mallina Basin,
comprised of the De Grey Group and the Indee Suite intrusions, are
highly prospective for large scale, intrusion-related gold deposits
like Hemi, and lode gold deposits such as Withnell.
|
Drill hole Information |
- A summary of all information
material to the understanding of the exploration results including
a tabulation of the following information for all Material drill
holes:
- easting and northing of the drill
hole collar
- elevation or RL (Reduced Level –
elevation above sea level in metres) of the drill hole collar
- dip and azimuth of the hole
- down hole length and interception
depth
- hole length.
- If the exclusion of this
information is justified on the basis that the information is not
Material and this exclusion does not detract from the understanding
of the report, the Competent Person should clearly explain why this
is the case.
|
- Drill hole location and directional
information are provided in this release and previous ASX
releases.
|
Data aggregation methods |
- In reporting Exploration Results,
weighting averaging techniques, maximum and/or minimum grade
truncations (e.g. cutting of high grades) and cut-off grades are
usually Material and should be stated.
- Where aggregate intercepts
incorporate short lengths of high grade results and longer lengths
of low grade results, the procedure used for such aggregation
should be stated and some typical examples of such aggregations
should be shown in detail.
- The assumptions used for any
reporting of metal equivalent values should be clearly stated.
|
- RC drill results are reported to a
minimum cutoff grade of 0.5g/t Au with an internal dilution of 4m
maximum. Selected results over 2 gram x metres gold are reported
using this method.
- Base metal RC results are reported
to a minimum cutoff grade of 500ppb Pb+Zn with an internal dilution
of 4m maximum
- Initial aircore samples are
collected as 4m composites down hole with anomalous samples
>0.1g/t Au re-split to 1m intervals. AC sample intervals are
reported to a minimum cutoff grade of 0.1g/t Au, with 10m internal
waste. Higher grade intervals are reported to a minimum cutoff
grade of 2g/t Au, with 4m internal waste.
- Intercepts are length weighted
averaged.
- No maximum cuts have been
made.
|
Relationship between mineralisation widths and intercept
lengths |
- These relationships are
particularly important in the reporting of Exploration
Results.
- If the geometry of the
mineralisation with respect to the drill hole angle is known, its
nature should be reported.
- If it is not known and only the
down hole lengths are reported, there should be a clear statement
to this effect (e.g. ‘down hole length, true width not
known’).
|
- The drill holes are approximately
perpendicular to the strike of mineralisation.
- Where drilling is not perpendicular
to the dip of mineralisation the true widths are less than downhole
widths.
|
Diagrams |
- Appropriate maps and sections (with
scales) and tabulations of intercepts should be included for any
significant discovery being reported These should include, but not
be limited to a plan view of drill hole collar locations and
appropriate sectional views.
|
- Plans and sections are provided in
this release.
|
Balanced reporting |
- Where comprehensive reporting of
all Exploration Results is not practicable, representative
reporting of both low and high grades and/or widths should be
practiced to avoid misleading reporting of Exploration
Results.
|
- All drill collar locations are
shown in figures and all significant results are provided in this
report.
- The report is considered balanced
and provided in context.
|
Other substantive exploration data |
- Other exploration data, if
meaningful and material, should be reported including (but not
limited to): geological observations; geophysical survey results;
geochemical survey results; bulk samples – size and method of
treatment; metallurgical test results; bulk density, groundwater,
geotechnical and rock characteristics; potential deleterious or
contaminating substances.
|
- Exploration is at an early stage,
and apart from regional aeromagnetic surveys, no geophysical
surveys or metallurgical or geotechnical studies have been carried
out.
|
Further work |
- The nature and scale of planned
further work (e.g. tests for lateral extensions or depth extensions
or large-scale step-out drilling).
- Diagrams clearly highlighting the
areas of possible extensions, including the main geological
interpretations and future drilling areas, provided this
information is not commercially sensitive.
|
- Exploration drilling is ongoing at
the Greater Hemi, Hemi Regional and Egina Gold Projects.
- Refer to diagrams in the body of
this and previous ASX releases.
|
ABOUT NOVO
Novo is an Australian based gold explorer listed
on the ASX and the TSX focused on discovering standalone gold
projects with > 1 Moz development potential. Novo is an
innovative gold explorer with a significant land package covering
approximately 6,700 square kilometres in the Pilbara region of
Western Australia, along with the 22 square kilometre Belltopper
project in the Bendigo Tectonic Zone of Victoria, Australia.
Novo’s key project area is the Egina Gold Camp,
where De Grey Mining (ASX: DEG) is farming-in to form a JV at the
Becher Project and surrounding tenements through exploration
expenditure of A$25 million within 4 years for a 50% interest. The
Becher Project has similar geological characteristics as De Grey’s
12.7 Moz Hemi Project1. Novo is also advancing gold exploration at
Nunyerry North, part of the Croydon JV (Novo 70%: Creasy Group
30%), where 2023 exploration drilling identified significant gold
mineralisation. Novo continues to undertake early-stage exploration
across its Pilbara tenement portfolio.
Novo has also formed lithium joint ventures with
both Liatam and SQM in the Pilbara which provides shareholder
exposure to battery metals.
Novo has a significant investment portfolio and
a disciplined program in place to identify value accretive
opportunities that will build further value for shareholders.
Please refer to Novo’s website for further
information including the latest Corporate Presentation.
NB: An Exploration Target as defined in the JORC
Code (2012) is a statement or estimate of the exploration potential
of a mineral deposit in a defined geological setting where the
statement or estimate, quoted as a range of tonnes and a range of
grade (or quality), relates to mineralisation for which there has
been insufficient exploration to estimate a Mineral Resource.
Accordingly, these figures are not Mineral Resource or Ore Reserve
estimates as defined in the JORC Code (2012). The potential
quantities and grades referred to above are conceptual in nature
and there has been insufficient exploration to estimate a Mineral
Resource and it is uncertain if further exploration will result in
the estimation of a Mineral Resource. These figures are based on
the interpreted continuity of mineralisation and projection into
unexplored ground often around historical workings. The Exploration
Target has been prepared in accordance with the JORC Code (2012) as
detailed in the Company’s ASX announcement released on 25 September
2024 (available to view at www.asx.com.au). The Company confirms
that it is not aware of any new information that materially affects
the information included in the original market announcement and
that all material assumptions and technical parameters underpinning
the estimates in the original market announcement continue to apply
and have not materially changed.
Refer to De Grey ASX Announcement, Hemi Gold
Project Resource Update, dated 21 November 2023. No assurance can
be given that a similar (or any) commercially viable mineral
deposit will be determined at Novo’s Becher Project.
Photos accompanying this announcement are available at
https://www.globenewswire.com/NewsRoom/AttachmentNg/fccc9384-3fce-487f-9830-7efc474b4a74
https://www.globenewswire.com/NewsRoom/AttachmentNg/e057254b-be1f-4ed4-9ae3-ff45bd931c03
https://www.globenewswire.com/NewsRoom/AttachmentNg/e60d55c8-599b-4716-8ef5-9efb1c54a8ea
https://www.globenewswire.com/NewsRoom/AttachmentNg/4b9929c4-1322-4789-b320-a8bfb0d1c327
https://www.globenewswire.com/NewsRoom/AttachmentNg/09ba8abd-7324-4b6d-8912-fa17081d7de0
https://www.globenewswire.com/NewsRoom/AttachmentNg/eafff3ba-91d1-4caa-8b28-35d2d23779e8
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