Raptor Metals Ltd (ASX:RAP) has reported high-grade indicative portable X-ray fluorescence (pXRF) results from reconnaissance rock chip sampling at its Arunta Project in the Northern Territory, with readings of up to 44.6% Cu at Prospect D and up to 28.6% Cu at Home of Bullion, alongside elevated silver, zinc and lead readings from selected samples.
Key Points
- Prospect D returned standout indicative pXRF readings including 44.6% Cu and 0.2% Ni from sample PRD002, and 25.9% Cu and 0.8% Ni from PRD001
- Home of Bullion reconnaissance samples recorded indicative results including 28.6% Cu, 1.2% Zn and 0.4% Pb from HOB007, and 10.4% Cu with 3,058g/t Ag from HOB002
- Home of Bullion hosts an existing March 2023 JORC Mineral Resource of 3.1Mt at 2.9% CuEq, including 1.7% Cu, 2.0% Zn, 35g/t Ag and 1.1% Pb
- New field observations and pXRF data will be integrated with historical drilling, geological and geophysical information to guide follow-up exploration
Arunta Project Location and Tenure
The Arunta Project is located approximately 290km north of Alice Springs, near Barrow Creek in the Northern Territory. The 593km² landholding comprises two tenement groups: Neutral Junction in the north, which hosts the Home of Bullion, Prospect D and Mulbangas prospects, and Adnera Hill in the south. The project has proximity to established infrastructure including the Stuart Highway, Adelaide–Darwin railway and Amadeus gas pipeline. Home of Bullion and Mulbangas are located within the Aileron Province, described in the filing as having a similar geological setting to KGL Resources' Jervois copper deposit.
Home of Bullion Mineral Resource and Sampling Results
Home of Bullion is a structurally controlled volcanogenic massive sulphide (VMS) style deposit hosting a March 2023 JORC 2012 Mineral Resource of 3.1Mt averaging 1.7% Cu (2.9% CuEq), 2.0% Zn, 35g/t Ag, 1.1% Pb, 0.17g/t Au and 0.02% Co. The deposit remains open along strike and at depth, with three untested IP anomalies identified along strike and below the resource. Recent reconnaissance rock chip sampling returned additional indicative pXRF readings including 17.6% Cu, 1.5% Zn and 4.1% Pb from HOB001, and 14.8% Cu, 0.2% Zn and 0.6% Pb from HOB012.
Prospect D Copper-Nickel Mineralisation
Prospect D is located within Raptor's Neutral Junction tenement group and is described in the filing as possibly a gabbro-hosted replacement unit or VMS-style deposit hosting copper-nickel sulphide mineralisation mapped over 2km, with a high-grade zone traced for more than 250m that remains largely untested at depth. Recent reconnaissance sampling also returned an indicative reading of 8.0% Cu, 64g/t Ag, 0.2% Zn and 0.04% Pb from sample PRD004. The company stated the new field data will be assessed alongside existing geological information and historical exploration results to guide potential follow-up activity.



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