Drilling Confirms Broad Zones of Gold at Treasure Creek
Released
Released
Announcement PDF
ASX Announcement
29th Jan 2026
Drilling Confirms Broad Zones of
Gold Mineralisation at Treasure Creek
As Gold Price Reaches Record Levels
Gold exploration advances alongside antimony metal production program
Felix Gold Limited (ASX: FXG) is pleased to report gold assay results from drilling at the NW Array
prospect within the Treasure Creek project area in Alaska. Results include 47.43m @ 2.45 g/t Au from
29.35m in hole 25TCDC023 and 29.41m @ 3.90 g/t Au from 49.25m in hole 25TCDC007, confirming
broad zones of gold mineralisation within the same structural corridor that hosts high-grade antimony.
The results come as gold prices have reached all-time highs, exceeding US$5,000/oz this week. NW
Array is located 30km by road from Kinross Gold's Fort Knox mill, which is actively seeking additional
ore sources under its Kinross Alaska strategy.
Key Highlights
High-Grade Gold Results
● 47.43m @ 2.45 g/t Au from 29.35m, including 20.27m @ 3.35 g/t Au (Hole 25TCDC023)
● 29.41m @ 3.90 g/t Au from 49.25m (Hole 25TCDC007)
● 41.14m @ 0.96 g/t Au from 21.34m, including 10.67m @ 2.19 g/t Au (Hole 25TCRC018)
● 22.86m @ 0.65 g/t Au from 28.96m (Hole 25TCRC036)
● 16.76m @ 0.60 g/t Au from 22.86m, including 1.53m @ 1.78 g/t Au (Hole 25TCRC012)
● High-grade intersections associated with major fault structure containing 'black breccia'
● Gold mineralisation extends into hangingwall zones that also host antimony
● Mineralisation remains open along strike and at depth
Strategic Timing
● Gold price exceeds US$5,000/oz — all-time high reached this week
● Felix is the largest landholder in the Fairbanks Gold Mining District
● NW Array located 30km from Fort Knox — a Tier 1 mill actively seeking ore
● District has produced 16+ Moz gold historically with established infrastructure
Video Update
Watch Joe Webb's 2-minute explainer, ask
questions, and join the conversation on our
Investor Hub.
Felix Gold Limited (ASX.FXG) 1
ASX Announcement
29th Jan 2026
Executive Director's Comment
Felix Gold's Executive Director, Joseph Webb, commented:
"47m at 2.45 grams per tonne gold — with higher-grade zones exceeding 3 grams — tied to
previous results confirms a significant mineralised system 30 kilometres from Fort Knox. With gold
exceeding US$5,000 per ounce this week, the timing couldn't be sharper.
Kinross has publicly stated its strategy: sourcing third-party ore to feed an underutilised Tier 1 Fort
Knox Mine. They're already trucking material 250 miles from Manh Choh. We're 30 kilometres
away with 831,000 ounces of JORC gold and the largest land position in the district. The pathway
exists — they've proven it works.
But gold is only half the Felix Gold story.
We're building America's Antimony Solution — targeting the first fully integrated U.S. mine-to-metal
operation in over 30 years. The U.S. has zero domestic production, China controls 90% of global
supply and has banned exports, and antimony is critical for defence and energy security. Felix
Gold is advancing toward military-grade antimony metal production from proven domestic ore, with
a clear pathway to near-term production.
What makes this compelling is that these opportunities are geologically linked. Gold forms broader
mineralised halos around high-grade corridors that host both gold and antimony. Material that
might otherwise be waste in an antimony operation becomes potential mill feed for Fort Knox.
Antimony delivers the near-term catalyst. Gold delivers strategic depth at record prices. Two
commodities, one platform — both advancing."
Cautionary Statement: The Company cautions that it is assessing the economic viability of
near-term antimony production. No Mineral Resources or Ore Reserves have been declared and
no JORC-compliant economic studies have been completed. Any progression toward production
remains subject to further technical, regulatory and commercial evaluation, permitting approvals
and formal Board approval. The Company may elect to progress parts or all of the project prior to
completion of such compliant studies.Statements regarding peer projects are based on the
Company's review of publicly available information and the Company has not conducted an
exhaustive review of all antimony projects globally.
A Premier Gold Mining District
Felix is the largest landholder in the Fairbanks Gold Mining District, with 831,000 oz of JORC gold
resources and significant exploration upside across 388,000+ acres in Alaska's most productive
gold region. The district has produced over 16 million ounces of gold historically and hosts Kinross
Gold's Fort Knox mine — a Tier 1 operation located just 30km from NW Array by paved road.
Established infrastructure, including grid power, year-round road access, skilled workforce, and
proximity to processing facilities, provides a straightforward development pathway (Fig 1).
Kinross's Kinross Alaska strategy involves consolidating regional ore sources to feed the Fort
Knox mill. The company is currently trucking ore 250 miles from Manh Choh, demonstrating
willingness to source material from significant distances. NW Array's proximity — 30km versus 250
miles — represents a potential toll treatment pathway that could complement Felix Gold's primary
antimony focus.
Felix Gold Limited (ASX.FXG) 2
ASX Announcement
29th Jan 2026
Fig 1. Location of reporting gold results from NW Array, shown within the Fairbanks Gold Mining District
NW Array Prospect
The NW Array Prospect hosts both high-grade antimony and gold mineralisation within the same
structural corridor. Gold generally forms a broader mineralisation halo within and around
antimony-bearing structures — the same geological system delivering value from two
commodities.
The prospect includes the historic Scrafford Mine, Alaska's second-largest historical antimony
producer. Felix Gold's systematic exploration has defined multiple mineralised structures within an
expanding footprint, with both gold and antimony mineralisation remaining open in multiple
directions.
Gold Drilling Results — NW Array
Program Overview
Gold assays have been received and interpreted for 11 drill holes in the central part of the NW
Array prospect. Assay results are now being received on a regular basis and additional market
announcements will be made over the coming weeks.
Results
Significant gold intersections are summarised in Table 1, with drill hole collar details in Table 2.
Felix Gold Limited (ASX.FXG) 3
ASX Announcement
29th Jan 2026
Table 1: Significant Gold Intersections
Hole ID From (m) To (m) Interval (m) Au g/t
25TCDC007 31.46 35.69 4.23 0.47
25TCDC007 and 38.17 44.87 6.7 0.43
25TCDC007 and 49.25 78.66 29.41 3.9
25TCDC023 1.49 10.97 9.48 0.38
25TCDC023 and 20.08 28.7 8.62 0.54
25TCDC023 and 29.35 76.78 47.43 2.45
25TCDC023 including 33.48 36.05 2.57 1.45
25TCDC023 and including 41.84 55.63 13.79 2.7
25TCDC023 and including 56.03 76.3 20.27 3.35
25TCMW001 21.34 39.62 18.28 0.54
25TCRC006 0 9.14 9.14 0.46
25TCRC007 0 3.05 3.05 0.34
25TCRC007 and 18.29 25.91 7.62 0.6
25TCRC012 22.86 39.62 16.76 0.6
25TCRC012 including 24.38 25.91 1.53 1.78
25TCRC013 45.72 50.29 4.57 1.39
25TCRC013 including 47.24 48.77 1.53 2.71
25TCRC016 7.62 10.67 3.05 0.39
25TCRC016 and 21.34 24.38 3.04 0.42
25TCRC016 and 27.43 30.48 3.05 0.51
25TCRC016 and 47.24 51.82 4.58 0.61
25TCRC016 and 54.86 67.06 12.2 0.46
25TCRC018 3.05 9.14 6.09 0.38
25TCRC018 and 21.34 62.48 41.14 0.96
25TCRC018 including 48.77 59.44 10.67 2.19
25TCRC036 1.52 10.67 9.15 0.69
25TCRC036 and 28.96 51.82 22.86 0.65
25TCRC017 no significant intersections meeting reporting criteria
Notes: Reported intervals are downhole lengths. True widths are estimated at 50-75% of downhole length
depending on the angle of drilling relative to structures and is based on current geological interpretation.
Gold assays by PhotonAssay at MSA laboratories Vancouver. Significant intersections calculated using 0.30
g/t Au cut-off with maximum 3m internal dilution. Grades are length-weighted averages with no top-cut
applied.
Felix Gold Limited (ASX.FXG) 4
ASX Announcement
29th Jan 2026
Table 2: Drill Hole Collar Details
HoleID Hole Type
UTM_NAD83_Zone 06N
EOH (m)
Azimuth
(m)
Dip (m)
East North RL (m)
25TCDC007 DD 461806.6 7209015 444.059 82.3 216.4 -45.2
25TCDC023 DD 461783.3 7208960 448.835 89.92 345.4 -45.5
25TCMW001 RC 461759.1 7208963 454.861 64.01 0 -90
25TCRC006 RC 461792.4 7208978 447.324 51.82 25.5 58.6
25TCRC007 RC 461791.4 7208977 447.412 50.29 220.9 -48.4
25TCRC012 RC 461777.7 7208937 450.822 50.29 45.8 -44.6
25TCRC013 RC 461775.9 7208937 450.842 50.29 2.4 -44.8
25TCRC016 RC 461783.4 7208961 448.695 67.06 1.6 -45.1
25TCRC017 RC 461784.5 7208961 448.706 54.86 31.8 -45
25TCRC018 RC 461787.4 7208960 448.609 67.06 331.5 -44.1
25TCRC036 RC 461758 7208972 456.511 51.82 30.4 -46.3
Notes: Coordinates are NAD83 Zone 6 North. DD = Diamond Core, RC = Reverse Circulation. Azimuth is
UTM grid north.
Geological Interpretation
High-grade intersections in holes 25TCDC023, 25TCDC007 and 25TCRC018 are associated with
the major fault structure characterised by 'black breccia' and broad zones of sheared rock that
were previously reported as hosting high-grade antimony mineralisation. Gold mineralisation
extends well into the hangingwall of this structure, marked by zones of strong to intense
brecciation and alteration of felsic porphyry. Some of these hangingwall zones correspond with
previously recognised east-west striking and south-dipping structures that host antimony
mineralisation.
Significant intersections in the remaining holes are interpreted to be related mainly to narrower
east-west fault structures. Hole 25TCDC007 contains two lower-grade intersections that are
related to intense white clay alteration and bleaching of felsic porphyry around narrow quartz
veins.
Because of the interpreted different structural orientations, estimating the true width of gold
intersections is difficult and further modelling is required, with current interpretations giving true
widths of 50%-75% of downhole widths. Work is ongoing to better understand the controls on gold
mineralisation and its relationship to antimony veining.
Felix Gold Limited (ASX.FXG) 5
ASX Announcement
29th Jan 2026
Figure 2: NW Array Prospect — Drill Plan with Significant Gold Intersections
Felix Gold Limited (ASX.FXG) 6
ASX Announcement
29th Jan 2026
Figure 3: NW Array Prospect — Section A–B 25m width with Significant Gold Intersections.
Previously reported assays (transparent) shown for geological context.
This ASX release was approved for release by the Board.
ENDS
Video Update
Watch Joe Webb's 2-minute explainer, ask
questions, and join the conversation on our
Investor Hub.
Enquiries
Joseph Webb View website: www.felixgold.com.au
Executive Director Get updates directly to your inbox: www.felixgold.com.au/auth/signup
Felix Gold Limited View this Announcement: https://www.felixgold.com.au/link/eodB4r
Ph: +61 422 955 411
E: joe.webb@felixgold.com.au
Felix Gold Limited (ASX.FXG) 7
ASX Announcement
29th Jan 2026
About Felix Gold
Felix Gold Limited (ASX: FXG) is advancing two complementary opportunities in Alaska's
Fairbanks Mining District: near-term antimony production and district-scale gold.
Antimony: Felix Gold is building America's Antimony Solution — a fully integrated domestic
supply chain from proven U.S. ore. The Treasure Creek Antimony Project hosts one of the only
proven sources of high-grade antimony ore in the United States. With ~90% antimony-bearing
minerals and virtually no deleterious elements, Felix Gold has demonstrated military-grade
antimony concentrate and 98% extraction — results that, to the Company's knowledge, no other
Western project has publicly achieved.
Gold: Felix Gold is the largest landholder in the Fairbanks Mining District, with 831,000 oz of
JORC gold resources located 30km from Kinross's Fort Knox mill — a Tier 1 operation actively
seeking third-party ore.
The same infrastructure, permitting pathway, and team serve both commodities. Mineralisation
outcrops at surface adjacent to year-round paved road with grid power, just 30km from Fairbanks.
No federal land significantly reduces permitting timeframes compared to other U.S. critical
minerals projects.
Visit www.felixgold.com.au for more information.
Competent Person Statements
The information in this report that relates to Exploration Results is based on information compiled by
Dr James Lally, a Competent Person who is a Member of The Australian Institute of Geoscientists. Dr Lally
is an independent consultant to Felix Gold Limited and is a shareholder in the Company. Dr Lally has
sufficient experience, which is relevant to the style of mineralisation and type of deposit under consideration
and to the activity which is 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.’ Dr Lally consents to the inclusion in this report of the matters based on his information in the form
and context in which it appears.
Forward-Looking Statements
arious statements in this release constitute statements relating to intentions, future acts and events. Such
statements are generally classified as "forward-looking statements" and involve known and unknown risks,
uncertainties and other important factors that could cause those future acts, events and circumstances to
differ materially from what is presented or implicitly portrayed herein. Words such as "anticipates", "expects",
"intends", "plans", "believes", "seeks", "estimates", "may", "potential", "pathway", "aims", "targeting" and
similar expressions are intended to identify forward-looking statements. Forward-looking statements in this
announcement include references to potential third-party processing or toll treatment arrangements for gold,
future exploration programs and their anticipated outcomes, and infrastructure advantages and development
Felix Gold Limited (ASX.FXG) 8
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29th Jan 2026
potential. With respect to gold development specifically: no feasibility study has been completed, no
commercial agreements exist with third parties for ore processing, and there is no certainty that any toll
treatment arrangement will be achieved. Felix cautions shareholders and prospective shareholders not to
place undue reliance on these forward-looking statements and references to what events have transpired for
other entities, which reflect the view of Felix only as of the date of this release. The forward-looking
statements made in this release relate only to events as of the date on which the statements are made.
Various statements in this release may also be based on the circumstances of other entities. Felix gives no
assurance that the anticipated results, performance or achievements expressed or implied in those
statements will be achieved.
Previous Disclosure – 2012 JORC Code
The information in this release that relates to Exploration Results, Mineral Resources and Exploration
Targets for Felix’s Fairbanks Gold Projects was extracted from the following ASX Announcements:
27 Jan 2025 FXG: Antimony Metal Production Program Commences
25 Nov 2025 FXG: Shallow High-grade Gold Results at Treasure Creek
23 Jan 2025 FXG: High-grade Antimony and Gold Results from Trenching
20 June 2024 FXG: Maiden NW Array Inferred Mineral Resource
16 May 2024 FXG: Felix Gold Secures Strategic Claims, Expanding Scale Potential of NW Array Gold Trend
10 Apr 2024 FXG: North West Array Bottle Roll Gold Recoveries Average 90%
19 Oct 2023 FXG: High Grade Antimony Assays up to 28% Sb
11 Aug 2023 FXG: Assay Results Unveiling Substantial Gold Zones with Continued High-Grade Antimony Enrichment
24 July 2023 FXG: Continuation of Broad Zones of Gold and High-Grade Stibnite from NW Array
17 July 2023 FXG: High-Grade Critical Mineral Discovery at NW Array
04 July 2023 FXG: NW Array Drilling Announcement
03 July 2023 FXG: NW Array Drilling Returns Broad Gold Intercepts
30 May 2023 FXG: Drilling Commenced at NW Array
14 Mar 2023 FXG: Exploration Target for NW Array
03 Feb 2023 FXG: Deeper Gold Mineralization and Prospective Feeder Zones Discovered
19 Jan 2023 FXG: New Gold Zones Identified in Reconnaissance Drilling
09 Dec 2022 FXG: Scrafford Shear Potential Grows and High-Grade Antimony Initiatives Commenced
01 Dec 2022 FXG: Near-Surface Gold Zones Extended into Northern Treasure Creek
18 Oct 2022 FXG: Significant Expansion of NW Array Gold Zone
05 Oct 2022 FXG: 400M Traverse of Thick Gold Mineralisation Open
01 Aug 2022 FXG: Multiple Thick, Near-Surface Intercepts at Treasure Creek
22 Jun 2022 FXG: Step-out Drilling Success at Treasure Creek
28 Jan 2022 FXG: Felix Gold Prospectus
A copy of such announcements is available to view on the Felix Gold Limited website
felixgold.com.au/announcements. These previous reports were issued in accordance with the 2012
Edition of the JORC Code. The Company confirms that it is not aware of any new information or data that
materially affects the information included in the original market announcements. 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.
Felix Gold Limited (ASX.FXG) 9
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APPENDIX: JORC Code Table 1 Report
Section 1: Sampling Techniques and Data
Criteria Explanation Commentary
Sampling
techniques
● Nature and quality of sampling (eg
cut channels, random chips, or
specific specialised industry
standard measurement tools
appropriate to the minerals under
investigation, such as downhole
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
(eg ‘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 (eg submarine
nodules) may warrant disclosure of
detailed information.
● Reverse Circulation drilling was sampled on
1.52 m (5 feet) intervals from which 5-6kg
was split and pulverised / crushed to
produce samples for ICP multi-element
analysis, high grade Sb analysis and gold
analysis by PhotonAssay™
● Diamond drill core was sampled over
downhole lengths between 0.3m and 2.5m
(average 1m) to produce samples for ICP
multi-element analysis, high grade Sb
analysis and gold analysis by
PhotonAssay™ . Diamond drill-core sample
intervals were adjusted based on changes
in geology.
Felix Gold Limited (ASX.FXG) 10
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Criteria Explanation Commentary
Drilling
techniques
● Drill type (eg core, reverse
circulation, open-hole hammer,
rotary air blast, auger, Bangka,
sonic, etc) and details (eg 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 76mm (3 inch) face-sampling
hammer with 73mm (2.875 inch) drill rods
and 102mm (4 inch) casing.
● Diamond holes were wireline HQ (63.5mm
diameter) holes.
● The diamond drill program reported here
was undertaken by C-n-C Drilling LLC
utilizing CS 14 skid mounted drill.
● Core was oriented wherever possible for
collection of structural data using a Reflex
ACTIII
● The core was reconstructed into continuous
runs on a cradle for orientation marking
before it was laid in the box at the drill.
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Criteria Explanation Commentary
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 samples were visually assessed for
recovery and were considered
representative of bedrock intersected.
● For several RC holes the first (and
sometimes second) samples had
insufficient recoveries from the splitter to
provide enough material for a photonassay
analysis.
● Visual inspection of samples estimated no
significant loss of sample from each 1.52m
interval.
● No relationship between sample recovery
and reported analyses has been
established.
● Diamond core recovery was determined by
measuring the total length of core in the
barrel over the run length.
● Hole depths were checked against the
drillers core blocks at the time of
processing. Inconsistencies between the
logging and the driller’s depth measurement
blocks were investigated.
● Diamond core samples are considered dry.
The recovery and condition are recorded
between every core block. Generally,
recovery is 98-100% but on very rare
occasions in weathered material or very
broken material, recovery was down to
50%.
● For Diamond drilling, contractors adjust the
rate of drilling and method of recovery
issues arise
● No significant sample loss or bias has been
noticed
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Criteria Explanation Commentary
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.
● Qualitative logging of RC chips and
diamond core for lithology and alteration
with semi-quantitative logs for oxide and
sulphide mineralisation.
● RC and diamond holes were logged in for
their entire lengths.
● Logging detail is sufficient to support
geological modelling and mineral resource
estimation.
● Representative RC chip samples from each
1.52m interval were placed in chip trays
and photographed.
● All drill core was photographed wet using a
digital camera and stored on the site server.
● Core logging included RQD and
geotechnical measurements. Structural
measurements of veins, fractures and
foliation were taken from core using a strip
protractor.
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Criteria Explanation Commentary
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 intervals were sub-sampled using a
3-tier dry sample splitter attached to the drill
rig cyclone. Two samples were taken from
each 1.52 m interval, collecting ~12.5%
each of the total sample, ranging in weight
from 2-3 kg. One sample was retained for
archival purposes while the other was sent
to the analytical laboratory.
● Diamond core sampling intervals were
determined by the logging geologist, with
sampling breaks at major changes in
lithology/alteration or mineralisation.
Sub-samples were taken by sawing the HQ
core in half along its axis using a Dewalt tile
saw on-site. One half of the core was
bagged for analysis and the other half
retained in the core tray.
● Sample sizes for RC and core samples are
considered appropriate for both gold and
antimony mineralisation.
● Quality control procedures for ensuring
sample representivity in RC sampling
comprised the use of field duplicates and
pulp duplicates at a rate of 1 in 20,
alternating between the two duplicate types.
● Quality control procedures for ensuring
sample representivity in core sampling
comprised the use of coarse crush
duplicate splits from half core samples and
pulp duplicates at a rate of 1 in 20,
alternating between the two duplicate types.
● Duplicate results show that for RC and
diamond drilling sampling is representative
for antimony, with variability in results linked
to assay methods rather than sampling (see
below).
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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 (eg standards, blanks,
duplicates, external laboratory
checks) and whether acceptable
levels of accuracy (ie lack of bias)
and precision have been
established.
● All samples were submitted to MSA
Laboratories in Vancouver, Canada for
analysis.
● Gold was analysed using the PhotonAssay
technique (MSA labs CPAu-1D method
code). Two splits of approximately 500g of
crushed material (70% passing 2mm) are
taken from the sub-sample submitted to the
laboratory using a riffle splitter. Both splits
are subjected to high-intensity X-rays and
the resulting gamma radiation emissions
are detected and used to determine gold
concentration in the sample.
● For some very low-volume RC sub-samples
at the hole collar there was insufficient
material to provide the 500g required for
photonassay. These are marked in
appendix 2 as “insufficient sample”.
● Analysis of split pair samples shows very
good correlation with only three outlier
values that have yet to be explained.
● PhotonAssay results include quality flags
for some samples that were reviewed by
the CP:
○ HB (High Background):
Indicates elevated background
radiation detected during
measurement, primarily
affecting samples <0.1 ppm Au.
Multi-element data shows Ba,
U, and Th levels are generally
low.
○ HET (Heterogeneous):
Indicates high within-sample
variability based on multiple
readings at different angles.
Less than 0.1% of analyses (8
samples) were flagged with
HET and of these only 3
samples showed a significant
difference between duplicate
pairs
● 5% of samples submitted for
PhotonAssay are being cross-checked
by screen fire assay at the same
laboratory. No results for screen fore
assays are available as yet.
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Criteria Explanation Commentary
● 4 acid digest with ICP-MS finish was used
to analyse for a full suite of trace elements:
Ag, Al, As, Ba, Be, Bi, Ca, Cd, Ce, Co, Cr,
Cs, Cu, Fe, Ga, Ge, Hf, In, K, La, Li, Mg,
Mn, Mo, Na, Nb, Ni, P, Pb, Rb, Re, S, Sb,
Sc, Se, Sn, Sr, Ta, Te, Th, Ti, Tl, U, V, W, Y,
Zn, Zr.
● 4-Acid ICP-MS has an upper detection limit
(UDL) of 1% for antimony. Suspected very
high-grade (>10% Sb) samples were
flagged in sample submission sheets and
analysed using a wet titration method.
Samples not flagged as high grade, but
which returned above UDL assays for ICP
were re-analysed using a peroxide fusion
with ICP finish. The cut-off ICP Sb assay for
re-analysis by peroxide fusion was changed
to 3000ppm after results indicated that
volatile loss and insoluble precipitate
formation was causing some ICP results to
severely under-call the Sb grade.
● Quality control procedures include the
insertion of certified reference materials,
coarse blanks (locally sourced sand) and
field and pulp duplicates. Acceptable levels
of accuracy and precision have been
established, notwithstanding the issues with
some Sb analyses described above
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Criteria Explanation Commentary
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.
● A senior manager verifies all significant and
anomalous intersections during the drill
hole validation process.
● All primary data was collected in the field by
Felix Gold contract staff and supplied in
digital format to Felix Gold.
● No twinned holes were drilled for this data
set.
● All data is stored and validated within a
Plexer relational database managed by
Gad Solutions in Brisbane, Australia. Data
undergoes QA/QC validation prior to being
accepted and loaded in the database.
Assay results are merged when received
electronically from the laboratory. A senior
geologist reviews the dataset checking for
the correct merging of results and that all
data has been received and entered. Any
adjustments to this data are recorded
permanently in the database. Digital
records of assays are stored electronically.
● No adjustments have been made to the
final assay data reported by the laboratory
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.
● Specificatio
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