Results of the Eastern Cut Back RC Drilling Campaign
Released
Released
Announcement PDF
resourcing the new economy for a better tomorrow
28th January 2025
RC drilling on Eastern Cutback shows Mt Carbine Stage 2 Open Pit
now entering main ore body
EQ Resources Ltd is a global tungsten producer with mining activities in Australia and Spain.
Highlights:
-
EQR has received the results of 28 Short Reverse Circulation (RC) drill holes that totalled
741m of drilling conducted during Q4/2024; These holes were drilled from the 345m RL bench
and were to identify when the main ore loads would appear in the Eastern Cut Back Program.
-
The eastern cutback was a 1.1Mt mining and waste stripping program that occurred from
September 2024 to January 2025 and was part of the Company’s 2024 CAPEX commitments;
Stripping in the eastern zone allows early access to the main ore body (ie. Iolanthe Vein
Package) at the Andy White Open Pit.
-
Three drill zones were target as the first ore zone being the Dazzler, Johnson and Iolanthe
Vein Packages; It was modelled that if these vein packages were to extend east, there would
be indications of high-grade ore reaching the 345m bench.
-
Excellent drill results from the 345m RL level are as follows:
o MCM280 - 3m @ 1.23% WO3 from 5m depth
o MCM281 - 1m @ 1.02% WO3 from 0m depth
o MCM283 - 1m @ 1.84% WO3 from 2m depth
o MCM295 - 6m @ 1.62% WO3 from 9m depth
o MCM296 - 8m @ 1.29% WO3 from 0m depth
o MCM296 - 1m @ 1.20% WO3 from 19m depth
-
It is clear that at the 345m RL level, mining operation is now entering the Iolanthe Vein
Package as part of the main Ore Body at Mt Carbine; The blasting program scheduled for
February should start to see some of the high-grade ore modelled in the Stage 2 Open Pit.
EQ Resources Limited (“EQR” or “the Company”) is pleased to announce the results of the Eastern Cut Back
RC Drilling Campaign completed in December 2024. The campaign totalled 28 drill holes for a total of 741m
of drilling.
This drilling program can be seen as a successful extension of the earlier drilling campaigns in 2024. RC
drilling confirms the ore grade of upcoming mining blocks and therefore being an important guidance for the
mine operator, with the results presented here being from upper levels in the open pit as compared to the
results announced earlier in 2024. Details from the earlier drilling announcements and results from the lower
levels of the main vein packages, please see:
-
ASX announcements dated 30 April 2024 (link) / 3 June 2024 (link) / 29 July 2024 (link)
PRINCIPAL PLACE OF BUSINESS: 6888 Mulligan Highway, Mt Carbine Qld 4871
POSTAL ADDRESS: PO Box 1496, Mareeba Qld 4880
ABN: 77 115 009 106 (ASX: EQR)
T: (07) 4094 3072 | F: (07) 4094 3036 | W: eqresources.com.au
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Table 1 - Significant results intersected in the 28-hole RC Drilling Program at the eastern cutback
For context, below drone picture of the open pit showing the eastern cutback area (in green) and the ongoing
south-wall stripping zone (in blue). The Mt Carbine ore block model is considering the main ore body sitting
south of the Stage 1 Pit mined throughout 2024 (see Figure 2). In parallel to the major south-wall stripping
program, the Mt Carbine mining team has optimised the mining plan to enter the eastern extension of the main
vein packages earlier.
Figure 1 - Stage 2 Pit development covering the Eastern Cut Back and South-wall stripping programs
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Figure 2 - Stage 2 Pit (in blue outline) reaching main ore body upon completion of south-wall stripping; Eastern extension confirmed with
RC drill results published in this announcement.
Figure 3 is a location map of the three areas drilled on the 345m bench with the inserts 1, 2, 3 below showing
the individual results (see Figure 4).
Figure 3 - Location of the three RC drill areas on the Eastern Cut Back Program.
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Figure 4 - Insert Diagrams of the three RC drill areas showing EQR’s block model (Red Blocks) against results
of drilling (Yellow); The drilling confirms the model and predicted high-grade ore starting from the 345m level.
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EQR’s Chief Executive Officer, Mr Kevin MacNeill, commented: “The program to strip the eastern section of
the mine and reach the main orebody early is starting to pay off, and our mining team is now seeing significant
high-grade drill results on the 345m level of the pit. This is considered only the upper section of the main
orebody, and this will result in more high-grade ore available from this point onwards. The Eastern Cut Back
Program was part of our significant 2024 CAPEX program at the mine. Stripping is always a tough and costly
option to undertake, but as we enter the main vein packages, we expect this to pay off in the coming quarter.”
Released on authority of the Board by:
Further Enquiries:
Kevin MacNeill
Chief Executive Officer
Peter Taylor
Investor Relations
0412 036 231
peter@nwrcommunications.com.au
About the Company
EQ Resources Limited is a leading tungsten mining company dedicated to sustainable mining and processing practices.
The Company is listed on the Australian Securities Exchange, with a focus on expanding its world-class tungsten assets
at Mt Carbine in North Queensland (Australia) and at Barruecopardo in the Salamanca Province (Spain). The Company
leverages advanced minerals processing technology and unexploited resources across multiple jurisdictions, with the aim
of being a globally leading supplier of the critical mineral, tungsten. While the Company also holds gold exploration licences
in New South Wales (Australia), it aims to create shareholder value through the exploration and development of its current
project portfolio whilst continuing to evaluate corporate and exploration opportunities within the new economy and critical
minerals sector globally.
Competent Person’s Statements
EQ Resources’ exploration and resource work is being managed by Mr. Tony Bainbridge, AusIMM. Mr. Bainbridge is
engaged as a contractor by the Company and is not "independent" within the meaning of the Australasian Code for
Reporting of Exploration Results, Mineral Resources and Ore Reserves (the JORC Code). Mr. Bainbridge has sufficient
experience which is relevant to the style of mineralisation and type of deposit under consideration and to the activity which
he is undertaking to qualify as a Competent Person as defined in JORC Code 2012. The technical information contained
in this announcement relating exploration results are based on, and fairly represents, information compiled by Mr.
Bainbridge.
Forward-looking Statements
This announcement may contain forward-looking statements. Forward-looking statements address future events and
conditions and therefore involve inherent risks and uncertainties. Actual results may differ materially from those currently
anticipated in such statements. Particular risks applicable to this announcement include risks associated with planned
production, including the ability of the Company to achieve its targeted production outline due to regulatory, technical or
economic factors. In addition, there are risks associated with estimates of resources, and there is no guarantee that a
resource will have demonstrated economic viability as necessary to be classified as a reserve. There is no guarantee that
additional exploration work will result in significant increases to resource estimates. Neither the Australian Securities
Exchange nor its Regulation Services Provider (as that term is defined in policies of the Australian Securities Exchange)
accepts responsibility for the adequacy or accuracy of this announcement.
Follow us:
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APPENDIX 1 - Full Results of the 28-hole RC Drilling Program at Eastern Cut Back
-
Intervals represent downhole depth, not true thickness with no applied upper cut.
Highlight (bold) intervals represent where veins have intersected above 1% WO3 grades.
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JORC Table 1 – Exploration Results
Section 1 - Sampling Techniques and Data
Criteria
Sampling
techniques
Drilling
techniques
Drill sample
recovery
Logging
Explanation
Commentary
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.
Drill type (e.g. core, reverse circulation, openhole 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.).
Sampling was from cone splitter on the RC Rig
taken at 1m intervals and weighing
approximately 5 kg per samples
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.
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 samples were recorded on the maps and
also on the digital survey instrument (Texas
DGPS).
The sample locations were marked out using
DGPS locator staff on each collar point.
The samples were logged for geology and
alteration and zones with mineralisation
marked out. The veins that host the
mineralisation were clearly marked on
mapping and interpreted to the nearest drill
holes.
The 5kg sample size of each meter of drilling was
taken in a calico sample bag. The sample was
weighed and dried before being crushed and
split down to 200gms of fine powder (P80 – 200
mesh)
Reverse Circulation Drilling was using a hammer
powered by a compressor to drill and produce
chips from that location. The rig was blasted
with air between each meter to ensure the hole
was cleaned and no contamination occurred.
No tailing off of results was seen in the assays
showing that the sampling was working ok.
There does not appear to be any link between
sample recovery and grade.
Mapping occurred on bench outcrop and was
mapped for alteration, geology, mineralisation
and structure. The veins shown were
measured for strike and continuity by the
DPGS survey instrument and plotted in
Leapfrog to show vein strike and density of
veining.
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Criteria
Explanation
Commentary
If core, whether cut or sawn and whether
Sub-sampling
quarter, half or all core taken.
techniques and
If non-core, whether riffled, tube sampled,
sample
rotary split, etc. and whether sampled wet
preparation
or dry.
For all sample types, the nature, quality and
appropriateness of the sample preparation
technique.
Quality control procedures adopted for all subsampling 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.
The nature, quality and appropriateness of the
Quality of
assaying and laboratory procedures used
assay data and
and whether the technique is considered
laboratory tests
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 verification of significant intersections by
Verification of
either independent or alternative company
sampling and
personnel.
assaying
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
The 5kg samples were crushed in Jaw initially
and split at <5mm to get down to 1kg. Finer
crushing then occurred until we could achieve
a representative 500gm sample. This was
pulverized in LM2 grinder and a subset of 200mesh powder of 200gm was split off.
Approximately 10grams of this fine powder
was then taken for assay internally using our
own XRF analysis machine using full QAQC
protocols.
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.
Data spacing for reporting of Exploration
Data spacing
Results.
and distribution
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.
Whether the orientation of sampling achieves
Orientation of
unbiased sampling of possible structures
data in relation
The samples collected are representative and our
QAQC sampling in comparison to ALS
laboratories in Brisbane Australia resides with
2% of their results during checks. A calibration
curve is regularly checked for consistency in
our XRF machine.
Location of
data points
The sample assay was taken with 10% of the
samples in the batch were standards with
known tungsten / Arsenic values. A further
10% blanks was inserted to ensure there was
no carryover of sample nor any variance in the
drift curve for the XRF machine.
Sampling was undertaken by Tony Bainbridge
and Freddy Vasalli who have vast RC drilling
experience. The samples and methodology for
these samples was also supervised by Tony
Bainbridge as QP for the Mt Carbine Project. It
can be verified the custody of the sample and
that all QAQC was checked before these
results have been reported here.
Sample locations are shown in Figure 3 & 4 in the
announcement.
No sample compositing was undertaken with
each 1m sample being assayed.
The sampling was taken across the strike of the
veins and as such represent a true width to the
mineralisation encountered. Sufficient sample
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Criteria
Explanation
Commentary
to geological
structure
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 measures taken to ensure sample
security.
was taken to ensure a representative result in
the assay.
Sample
security
Audits or
reviews
The results of any audits or reviews of
sampling techniques and data.
The sample is taken to the Company’s internal
laboratory on the same day as taken. The lab
has a perimeter fence and secured during the
night.
No audit of the sampling has as yet been
undertaken and it is planned to drill shallow
percussion holes to validate this trench result.
Section 2 - Reporting of Exploration Results
(Criteria listed in the preceding section also apply to this section.)
Criteria
Mineral
tenement and
land tenure
status
Exploration
done by other
parties
Geology
Explanation
Commentary
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
licence to operate in the area.
Acknowledgment and appraisal of
exploration by other parties.
The resource estimates reported herein are all within
Mining Leases 4867 (358.5ha, expiry 31-07-2048)
and 4919 (7.891ha, expiry 31-08-2049), held by Mt
Carbine Quarries Pty Ltd. The Mining Leases lie
within Brooklyn Grazing Homestead Perpetual
Lease. Native Title has been extinguished in the
Mining Leases by Deed of Grant.
No previous examination of these results have been
reported.
Historical (1974-1987) mine records:
A nearly
complete record of mine production, including
amounts of mined rock consigned to the LGS has
been compiled using published and unpublished
archives, including reporting for State Royalty
returns.
Deposit type, geological setting and style
of mineralisation.
The Deposit
The Mt Carbine tungsten deposit is a sheeted quartz
vein deposit. Many sub-parallel, sub-vertical quartz
veins have been deposited in fractures developed
in the host rocks metasediments in a zone that
drilling and mapping of historical surface workings
have shown to be approximately 300m wide and at
least 1.4km long, trending at about 315 degrees.
Grade Variation
Sampling, drill core logging, geostatistical analysis of
drill core assay data and mapping of the open pit
have determined that all the material mined during
the previous operation was mineralised to some
extent and that the mineralogy of the deposit was
uniform. There is little doubt that the mineralogy of
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Criteria
Explanation
Commentary
the stockpile material is identical to that mined and
processed. The material in the stockpile comprises
a single formation, the result of the alteration of
Siluro-Devonian meta-sedimentary host rocks
(Forsythe and Higgins, 1990).
The amount of quartz veining varies within the
mineralised zone and previous mining and
exploration have been concentrated at the southeastern end of the mineralised zone. It is well
understood that there are high-grade zones within
the mineralisation in this part of the deposit and that
the higher-grade zones are surrounded by lower
grade mineralisation. Interpretation of recent drilling
suggests that the main high-grade zone may plunge
to the north of the present open pit. The previous
mine assumption that quartz vein abundance is
directly correlated with grade is not supported by an
independent review of quartz vein abundance and
grade.
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
HOLE ID
EAST (local grid)
ELEVATION (m)
NORTH
EOH (m)
DIP
(local
grid)
AZIMUTH
MCM 273 22811.8
180.0
26297.6
305.2
33.0
65.0
MCM 274 22851.0
0.0
26452.0
355.0
30.0
65.0
MCM 275 22851.0
0.0
26452.0
355.0
30.0
65.0
MCM 276 22861.0
0.0
26462.0
355.5
30.0
65.0
MCM 277 22870.7
0.0
26473.8
357.7
30.0
65.0
MCM 278 22894.3
0.0
26472.1
358.1
30.0
65.0
MCM 279 22861.4
0.0
26476.0
354.8
30.0
65.0
MCM 280 22882.2
0.0
26473.6
357.7
30.0
65.0
MCM 281 22846.9
0.0
26462.1
355.5
30.0
65.0
MCM 282 22920.0
52.0
26455.2
355.0
30.0
65.0
MCM 283 22920.0
232.0
26455.0
355.0
8.0
65.0
MCM 284 22880.0
0.0
26465.0
355.0
30.0
65.0
MCM 285 22900.0
180.0
26460.0
355.0
30.0
65.0
MCM 286 22900.0
0.0
26460.2
355.0
30.0
65.0
MCM 287 22981.8
180.0
26440.8
358.4
30.0
65.0
MCM 288 22981.8
0.0
26438.3
358.4
30.0
65.0
MCM 289 22880.0
180.0
26465.0
355.0
27.0
65.0
MCM 290 22996.0
180.0
26358.2
355.0
18.8
65.0
MCM 291 22996.2
180.0
26368.0
355.0
18.8
65.0
MCM 292 22996.0
180.0
26379.1
355.0
18.8
65.0
MCM 293 23013.9
180.0
26353.0
355.0
18.8
65.0
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Criteria
Explanation
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
These relationships are particularly
Relationship
important in the reporting of
between
Exploration Results.
mineralisation
If
the
geometry of the mineralisation with
widths and
respect
to the drill hole angle is
intercept length
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’).
Appropriate maps and sections (with
Diagrams
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.
Where comprehensive reporting of all
Balanced
Exploration Results is not practicable,
reporting
representative reporting of both low
and high grades and/or widths should
be practiced to avoid misleading
reporting of Exploration Results.
Other exploration data, if meaningful and
Other
material, should be reported including
substantive
(but not limited to): geological
Data
aggregation
methods
In
Commentary
MCM 294 23014.6
180.0
26363.8
355.0
18.8
65.0
MCM 295 22976.8
0.0
26289.0
345.0
15.0
65.0
MCM 296 22990.3
0.0
26290.0
345.0
20.0
65.0
MCM 297 23001.8
0.0
26291.9
345.0
30.0
65.0
MCM 298 23010.6
0.0
26294.9
345.0
30.0
65.0
MCM 299 23020.9
0.0
26364.8
355.0
27.0
65.0
MCM 300 22983.2
180.0
26305.9
347.6
17.0
65.0
MCM 301 22995.2
180.0
26305.2
347.9
20.0
65.0
The samples have not been composited on a weighted
average for the distance of each sample. No cut off
grades were used. The sample represent the down
hole length of 1m and are not true widths although
the holes are right angles to the mineralisation they
do not take into account the dip of the hole.
The drilling is at right angles to the vein trends but are
downhole widths and do not represent true widths.
Sample locations are shown in Figure 3 & 4.
The drilling is within the Pit 2 layout area. Although no
supergene mineralisation has been observed there
could be differences between surface exposures
and at depth.
These samples are all in true bedrock.
N/A
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Criteria
exploration
data
Further work
Explanation
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.
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.
Commentary
The company plans to continue to drill using an RC rig
for each level of the mine advance particularly
where no drill information is currently in that area.
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