Terra Metals Uncovers Massive Sulfides at Southwest Prospect, Hinting at Major Discovery

A Breakthrough at Southwest Prospect

Terra Metals Limited (ASX – TM1) has announced a significant advancement in its exploration efforts at the Southwest Prospect, part of the Dante Project in Western Australia's West Musgrave region. Recent diamond drilling has intersected multiple zones of massive, semi-massive, and net-textured sulfide mineralisation, visually identified as containing key metals such as nickel, copper, cobalt, and platinum group elements (PGEs). These findings suggest the presence of a dynamic magmatic sulfide system with the potential for high-grade base and precious metals.

Geological Context and Significance

The sulfide assemblage, dominated by pyrrhotite, chalcopyrite, and pentlandite, is characteristic of magmatic sulfide deposits formed by the segregation of immiscible sulfide liquids within evolving magma chambers. Notably, these sulfide zones are spatially associated with thick titanium-vanadium-magnetite reefs previously reported, indicating oscillating oxide and sulfide saturation within a single, evolving magmatic system. This interplay is likely driven by periodic injections of fertile magma from feeder conduits, a process that enriches the system in valuable metals.

Continuity and Scale of Mineralisation

Visual logging across multiple drillholes reveals lateral and vertical continuity of the sulfide mineralisation, a promising indicator of a large-scale, interconnected magmatic system. This continuity enhances the prospect of delineating a substantial resource capable of delivering significant quantities of copper, nickel, cobalt, and PGEs. The Southwest Prospect's geological architecture bears strong resemblance to the renowned Bushveld Complex in South Africa, the world’s premier layered intrusion hosting vast PGM and base metal deposits.

Ongoing Exploration and Next Steps

While the visual observations are encouraging, Terra Metals cautions that assay results are pending and will be critical to confirming the grades and economic potential of the mineralisation. The company is actively conducting downhole electromagnetic surveys alongside continued diamond and reverse circulation drilling to refine targeting and vector towards the most metal-rich zones. These efforts aim to expand the mineralised footprint and improve understanding of the system’s complexity.

Strategic Implications for Terra Metals

CEO Thomas Line highlighted that the drilling strategy is delivering on its promise by expanding the mineralised footprint and honing in on high-potential sulfide accumulations. The Southwest Prospect now stands as a cornerstone growth opportunity within the Dante Project, supported by a convergence of geological, geochemical, and geophysical evidence. This positions Terra Metals well to potentially unlock a multi-commodity discovery that could materially enhance the company’s resource base and market profile.