The Day's Play Edition 113: Copper system expands, sulphide corridor grows and uranium ownership increases | WCN, TM1, EL8
THE COIN TOSS
WCN - White Cliff Minerals confirmed copper mineralisation across more than 5.4km of strike, with its first Danvers diamond hole intersecting 91.35m of copper sulphides.
TM1 - Terra Metals extended the Southwest Main Sulphide Corridor beyond 950m of strike, with drilling confirming mineralisation outside the existing Dante Mineral Resource.
EL8 - Elevate Uranium secured agreements to increase its Marenica Uranium Project ownership to 90%, lifting its attributable resource to 47.5Mlb U₃O₈.
SKY - Sky Metals upgraded the Tallebung Mineral Resource to 32.7Mt, increasing contained tin and tungsten while adding a maiden silver resource.
CRS - Caprice Resources delivered further high-grade gold drilling supporting a broader multi-lode gold system across the Island Gold Project.
RAP - Raptor Metals validated copper mineralisation across all 3 Chester zones, with maiden drilling confirming broad, shallow copper intercepts beyond the existing Mineral Resource.
M2R - Miramar Resources confirmed high-grade copper-lead-silver mineralisation extends beyond the historic Joy Helen workings, with rock-chip assays returning up to 6.72% Cu and 47.8% Pb.
REE - RareX delivered a 9.5x TREO flotation upgrade to 25.15% concentrate grade while confirming a gallium extraction pathway from Cummins Range.
ESR - Estrella Resources confirmed high-grade copper discoveries across the Laleno Dome, with rock-chip samples returning up to 60.34% Cu and defining the new Daudere prospect.
AOK - Australian Oil Company advanced Surat Basin development through independent resource reporting, new Major Gas Field targets and Riverslea production restart activities.
TIO - Temas Resources expanded its RCL intellectual property portfolio by filing a chromium extraction patent application covering its proprietary processing technology.
White Cliff Minerals (ASX:WCN)
First diamond hole intersects 91.35m of copper sulphides
The Play
The first Danvers diamond drillhole intersected 91.35m of chalcocite and bornite-bearing copper sulphides.
Assays confirmed copper mineralisation over more than 5.4km of strike.
DAN26022 returned 41.5m at 0.87% Cu, including 9.14m at 3.06% Cu.
DAN26024 returned multiple copper intercepts, including 15.24m at 0.86% Cu, including 1.52m at 4.16% Cu.
WCNO conversion delivered A$6.5m to fund the next phase of exploration at the Rae Copper Project.
The Pitch
The Rae Copper Project includes the Danvers prospect and Teshierpi Fault Zone.
DAN26026 confirmed chlorite-altered chaotic breccia as the principal host to copper sulphide mineralisation.
Recent drilling observed copper sulphides over a further 1.6km.
Recent drilling indicates potential for a 7km mineralised structure.
The first diamond drillhole improved structural and geological interpretation for resource definition drilling.
The Next Overs
Phase 1 regional drilling across the 12,000m strike remains on track for July completion.
Diamond drilling continues infilling widely spaced regional drillholes.
Further laboratory assays remain pending, including DAN26025 and DAN26030.
Read full ASX Announcement here.
Terra Metals (ASX:TM1)
Southwest sulphide corridor extends beyond 950m strike
The Play
The Southwest Main Sulfide Corridor extends beyond 950m of strike and at least 750m down-dip.
SWRC064 intersected 157m of PGM-Cu-Ni sulphide mineralisation from 5m.
Southwest lies entirely outside the existing 148Mt Dante Mineral Resource.
SWRC063 returned 150m at 0.86g/t PGE3, 0.15% Ni and 0.10% Cu from 54m.
SWRC062 returned 80m at 1.08g/t PGE3, 0.16% Ni and 0.11% Cu from 180m.
The Pitch
The Southwest Discovery is hosted within the Jameson Layered Intrusion at the Dante Project.
The sulphide corridor extends beyond 950m of strike, approximately 700m wide and at least 750m down-dip.
Southwest lies entirely outside the existing 148Mt Dante Mineral Resource.
The Dante Mineral Resource totals 148Mt at 1.38% CuEq.
The Southwest Discovery represents a new PGM-Cu-Ni-Co sulphide system outside the existing Mineral Resource.
The Next Overs
Diamond drilling will continue testing extensions along the Southwest Main Sulfide Zone.
Ground EM and Downhole EM surveys will continue generating follow-up drill targets.
Assays from diamond tails of up to 918m remain pending.
Read full ASX Announcement here.
Elevate Uranium (ASX:EL8)
Marenica ownership increases to 90%
The Play
Ownership of the Marenica Uranium Project will increase from 75% to 90%.
Elevate's attributable Marenica uranium resource will increase to 47.5Mlb U₃O₈.
The Company's Namibian resource base will increase to 124Mlb U₃O₈.
Global resources will increase to 181Mlb U₃O₈.
Elevate entered agreements to acquire a further 15% of Marenica Minerals.
The Pitch
Marenica Uranium Project is one of Elevate Uranium's flagship uranium projects in Namibia's Erongo Region.
The Marenica Uranium Project hosts a JORC resource of 52.8Mlb U₃O₈.
The Central Erongo tenement package includes the Koppies Project, which hosts a 76.2Mlb U₃O₈ resource.
Bulk samples from Marenica are being tested in the U-pgrade™ Pilot Plant programme.
U-pgrade™ was originally developed using uranium mineralisation from the Marenica Uranium Project.
The Next Overs
Acquisition completion is expected before the end of July 2026.
Bulk sample testing will continue throughout 2026.
Pilot Plant results will define processing parameters for Marenica's advanced development studies.
Read full ASX Announcement here.
Sky Metals (ASX:SKY)
Tallebung resource upgraded with maiden silver resource
The Play
The Tallebung Mineral Resource increased to 32.7Mt at 0.16% tin equivalent.
The updated resource contains 36.8kt tin, 1.14M mtu WO₃ and 9.94Moz silver.
Contained tin increased 58%, tungsten increased 163%, with a maiden silver resource added.
The updated Mineral Resource exceeded the previous Exploration Target.
The Mineral Resource remains open in all directions with further drilling results pending.
The Pitch
Tallebung is a 100%-owned tin-tungsten-silver project in New South Wales.
The updated Mineral Resource establishes a large-scale tin-tungsten-silver open-pit development opportunity.
The Mineral Resource comprises Measured, Indicated and Inferred categories at a US$20/t NSR cut-off.
Bulk sample testwork delivered more than 10x grade upgrades using TOMRA ore sorting.
Quartz vein lodes extend approximately 2.1km and remain open along strike.
The Next Overs
The Pre-Feasibility Study is targeted for completion later this month.
The Environmental Impact Statement is underway through the NSW State Significant Development pathway.
Further drilling results outside the updated Mineral Resource remain pending.
Read full ASX Announcement here.
Caprice Resources (ASX:CRS)
High-grade gold results support broader Island gold system
The Play
High-grade gold results support a broader multi-lode gold system across the Island Gold Project.
Vadrians returned 7.0m at 15.4g/t gold from 268m in resource definition drilling.
Baxter returned 7m at 10.0g/t gold, extending mineralisation about 50m down dip.
One-metre split sampling returned 19m at 124.7g/t gold from 42m in hole 26IGRC010.
Mafic-hosted quartz veins returned 0.5m at 18.1g/t gold from the Vadrians footwall.
The Pitch
The Island Gold Project is located in Western Australia's Murchison region.
Gold mineralisation has been intersected at Vadrians, Baxter, Golconda and mafic-hosted quartz veins.
Mineralisation is not confined to the main Vadrians trend or BIF units.
Vadrians resource definition drilling supports a maiden Mineral Resource Estimate.
The ongoing programme comprises 50,000m of air core, RC and diamond drilling.
The Next Overs
RC drilling will test the Eureka Prospect along the Boogardie Break trend.
Drilling will test northern strike and depth extensions at Vadrians.
Air core drilling of southern targets will commence once the salt lake dries.
Read full ASX Announcement here.
Raptor Metals (ASX:RAP)
Broad high-grade copper intercepts validate Chester system
The Play
Maiden drilling confirmed copper mineralisation across the Central, East and Copper Stringer zones.
CDH015 returned 16.0m at 1.26% Cu and 16.4m at 1.12% Cu.
CDH016 returned 14.07m at 1.04% Cu and 9.54g/t Ag from 83m.
All drill holes intersected shallow, thick copper and base metal mineralisation.
Drilling validated the existing geological model and improved understanding of mineralisation continuity.
The Pitch
The Chester Copper Project hosts a Mineral Resource of 6.685Mt at 1.07% Cu.
Chester is a stacked volcanogenic massive sulphide system comprising multiple mineralised horizons.
The project comprises the Central, East and Copper Stringer mineralised zones.
Only approximately 700m of the interpreted more than 2.5km mineralised strike has been tested.
Mineralisation remains open along strike, down dip and at depth.
The Next Overs
Interpretation of recently completed downhole electromagnetic survey data will be completed.
Metallurgical testwork from the 3 PQ drill holes will be completed.
Drilling, geophysical, metallurgical and historical datasets will be integrated into an updated geological model.
Read full ASX Announcement here.
Miramar Resources (ASX:M2R)
High-grade mineralisation extends beyond historic Joy Helen workings
The Play
High-grade copper-lead-silver rock chip results extend mineralisation beyond the historic Joy Helen workings.
Rock chip assays returned up to 6.72% Cu, 47.8% Pb and 47.7ppm Ag.
Gravity modelling highlighted multiple basin-margin faults at the Joy Helen prospect.
Rock chip samples collected almost 200m east returned strongly anomalous barium.
Joy Helen is located within Miramar Resources' 100%-owned Chain Pool Project.
The Pitch
Chain Pool is a 100%-owned exploration licence in Western Australia's Gascoyne region.
Joy Helen hosts high-grade copper-lead-silver mineralisation with similarities to SEDEX deposits.
The project straddles the boundary between the Edmund Basin and Durlacher Supersuite granite.
A large magnetic and gravity anomaly appears to indicate a buried intrusion beneath the project.
The project has potential for SEDEX, MVT and magmatic Ni-Cu-Co-PGE mineralisation.
The Next Overs
Laboratory results are pending from the recent auger drilling programme.
Passive seismic HVSR survey planned after all results are received.
Bedrock drilling campaign planned following receipt of all assay results.
Read full ASX Announcement here.
RareX (ASX:REE)
Cummins Range flotation delivers 9.5x TREO upgrade
The Play
SGS Lakefield achieved a 9.5x TREO upgrade to 25.15% concentrate grade from 2.85% TREO feed.
F8 rougher concentrate delivered 74.6% TREO recovery at 6.41% concentrate grade.
Mineralogical analysis identified monazite liberation as the primary constraint on flotation recovery.
Laser ablation confirmed monazite hosts gallium averaging 5,538ppm.
Gega Elements confirmed near-complete gallium extraction using acid bake and water leaching.
The Pitch
Cummins Range is a 100%-owned rare earths and phosphate project in Western Australia's East Kimberley.
The metallurgical programme comprises flotation, gallium extraction and nano-phosphate evaluation workstreams.
The flotation programme used the CRCS-10 composite sample grading 2.85% TREO.
Ion exchange resin testing recovered more than 93% of remaining gallium from purified PLS.
The January 2024 Mineral Resource totals 524Mt at 0.31% TREO and 4.6% P₂O₅.
The Next Overs
Phase 2 flotation optimisation will evaluate finer grind sizes and additional flotation reagents.
Phase 2 flowsheet development will optimise gallium recovery and integrated hydrometallurgical flowsheet design.
Second-round nano-phosphate testwork will assess conversion efficiency, mass balance and economic indicators.
Read full ASX Announcement here.
Estrella Resources (ASX:ESR)
High-grade copper discoveries expand Laleno Dome potential
The Play
High-grade copper rock-chip samples returned up to 60.34% Cu at the Sica prospect.
The newly defined Daudere prospect returned 12.4% Cu and 77ppm Ag.
Daudere manganese samples averaged 51.7% Mn across the prospect.
Q-XRD analysis supports a common hydrothermal origin for the Sica and Daudere discoveries.
Preliminary MTd survey results at Ira Miri supported further 3D inversion processing.
The Pitch
Estrella holds a large exploration tenure in eastern Timor-Leste.
The Sica and Daudere prospects are located on the Laleno Dome.
Copper mineralisation occurs within the Noni Formation and as oxidised massive sulphide.
The Laleno Dome is an approximately 10km-wide geological dome.
The Timor-Leste portfolio hosts copper, manganese, nickel and silver mineralisation.
The Next Overs
Final MTd survey results from Ira Miri are expected by the end of July.
Res/IP surveys will commence at Ira Miri, followed by Leuro and Sica.
Regional geophysical surveys will further assess the Laleno Dome.
Read full ASX Announcement here.
Australian Oil Company (ASX:AOK)
Surat Basin development advances across production and resource initiatives
The Play
Energetica Consulting was engaged for independent resource reporting across Surat Basin licences.
P10 Showgrounds Formation mapping identified potential up-dip infill targets near Major-4.
Mapping identified a prospective oil leg within PL 512.
Emu Apple fluid level monitoring indicated signs of improved performance following condensate backwash.
The Riverslea Later Development Plan was lodged to reinstate field production.
The Pitch
Australian Oil holds oil and gas assets across the Surat Basin.
The Major Gas Field is located within PL 512.
The Emu Apple oil field is located within PL 264.
The Riverslea Field forms part of PL 30.
Energetica is integrating AEM-PTP, geochemical and seismic data across Surat Basin licences.
The Next Overs
Independent resource reporting is pending final review and integration of commercial terms.
Additional Riverslea-3 wellhead samples will support crude sales agreement discussions.
Riverslea production reinstatement remains subject to LDP approval.
Read full ASX Announcement here.
Temas Resources (ASX:TIO)
Chromium patent expands RCL technology portfolio
The Play
The Company filed a patent application covering chromium extraction using its proprietary RCL technology.
The application established a priority filing date of 10 July 2026.
The filing follows the recent RCL vanadium patent application.
The process has potential application to third-party chromium-bearing deposits, concentrates and mine waste.
The RCL portfolio comprises 11 granted patents and 2 pending applications.
The Pitch
The RCL platform uses proprietary mixed-chloride leaching technology for critical minerals processing.
The chromium process has potential application at the 100%-owned La Blache and Lac Brûlé projects.
The RCL platform is supported by 11 granted metallurgical process patents.
The intellectual property strategy includes technology licensing, joint venture opportunities and strategic processing partnerships.
The Company is advancing confidential discussions and third-party metallurgical testing of the RCL platform.
The Next Overs
The chromium patent application will progress through the patent process.
Third-party metallurgical testing of the RCL platform will continue.
Confidential discussions with potential commercial partners will continue.