Pacgold (ASX: PGO) strikes high-grade antimony at St George, confirms multi-vein continuity

Pacgold Limited (ASX: PGO) has announced promising maiden drilling results at its St George Gold-Antimony Project in Queensland, intersecting shallow, high-grade antimony in two initial holes and unveiling what the company believes is a province-scale critical mineral opportunity. With assays of up to 11.9% antimony and visible stibnite logged in multiple drillholes, the findings position Pacgold Limited to emerge as a key player in the ex-China antimony supply chain.

What do Pacgold’s first assays reveal about the scale and structure of the St George antimony system?

The first two reverse circulation holes from the nine-hole, 826-metre program at St George confirm substantial antimony mineralisation. Drillhole SGRC001 returned 8 metres at 2.3% antimony from 16 metres depth, including a standout metre grading 11.9% antimony. In parallel, SGRC002 intersected 8 metres at 2.3% antimony directly from surface, including 2 metres at 8.2%. Both holes encountered multi-metre intervals of structurally continuous, steeply dipping quartz veining hosted within interbedded shale and sandstone units.

Beyond the assay data, visual estimates from the drill core reinforce the continuity of stibnite mineralisation in several holes, with SGRC001, SGRC006, and SGRC007 all confirming visible stibnite. The project’s geology supports the interpretation of a system of stacked vein sets, typical of epizonal antimony-gold deposits with potential for significant vertical and lateral continuity.

Initial results indicate that the historic St George mine, which previously recorded production of 60 tonnes of ore at 60% antimony in the 1960s, is just one node within a broader mineralised corridor. Pacgold Limited’s RC drilling has confirmed subsurface extensions beneath historically mined areas, while simultaneously opening up new zones for follow-up testing.

Why are critical mineral investors watching antimony—and why is Pacgold now on their radar?

Antimony is experiencing renewed investor attention due to its strategic classification and constrained global supply profile. It is an essential component in flame retardants, battery technologies, microelectronics, and defence alloys. With over 80 percent of global supply historically controlled by China, and spot prices currently sustained at around US$50,000 per tonne for ex-China supply, western governments are prioritising alternative sources.

Pacgold Limited is positioning St George as a strategic antimony asset precisely as the United States and European Union accelerate efforts to derisk their exposure to single-country supply dependencies. Managing Director Matthew Boyes underscored the opportunity by pointing to the combination of geological scale and timing, calling it a “massive opportunity for Pacgold” as the company fast-tracks follow-up drilling and exploration planning.

The broader geopolitical and economic context is driving up demand for critical mineral projects that can be developed in stable jurisdictions like Australia. If further assays deliver consistent results, Pacgold Limited may find itself well placed to attract offtake discussions, strategic investment, or downstream processing partnerships focused on secure antimony supply.

How does the 20km corridor around St George change the exploration narrative?

The St George discovery is not an isolated event. Pacgold Limited’s soil geochemistry and rock chip sampling campaigns, completed prior to the drill program, delineated an extensive antimony-gold corridor stretching over 20 kilometres in strike length. This corridor includes the Ridgeline, Fence, and Big Watson prospects, which are now being prepared for drill approval and heritage clearance.

Cross-sectional interpretations from drill data show stacked vein arrays, hosted in structurally favourable lithologies, that remain open along strike and at depth. Notably, the mineralised system lies along a NNW trending structural zone believed to have acted as a regional fluid conduit. This zone also connects the southern Ridgeline and Fence prospects with the central St George mine, allowing for a broader district-scale exploration thesis to emerge.

Mapping, geophysical surveys, and geochemical anomalies have now confirmed the corridor’s regional significance. The prospectivity is further strengthened by the presence of antimony-bearing epithermal systems, which remain underexplored in northeast Queensland. Figure-based visuals in the original announcement show multiple target zones, aligned along major geological structures, with high rock chip grades and mapped quartz veins extending far beyond the initial drilling footprint.

What does Pacgold’s broader asset portfolio say about its development strategy?

While the St George antimony system is gaining attention, Pacgold Limited’s asset base includes additional gold-focused opportunities that could support both short-term revenue and long-term growth. The company’s 100 percent owned Alice River Gold Project in Queensland spans 377 square kilometres and is located within an intrusion-related gold system comparable to large-scale deposits elsewhere in the region.

In South Australia, Pacgold Limited also controls the White Dam Gold Operation, a producing asset with an existing open-pit mine, heap leach facility, and gold extraction plant. This asset offers Pacgold an operating cash flow platform, and could be used as a funding bridge for exploration-stage projects like St George.

This combination of near-term production, district-scale exploration potential, and critical mineral exposure differentiates Pacgold Limited from many junior peers. The company’s dual-track model aims to blend predictable gold cash flows with the optionality of a high-value antimony asset that aligns with long-term macro trends.

What are the risks and next steps for the St George Project heading into 2026?

The immediate catalyst for Pacgold Limited will be the release of assays from the remaining seven drillholes, expected in early 2026. These holes targeted both down-dip extensions of known mineralisation and new geophysical anomalies. Early visual logging suggests variable stibnite presence, but the actual grade and continuity will be critical for determining whether a maiden resource is viable.

Key technical risks include vein continuity across sections, variability in antimony versus gold distribution, and metallurgical characteristics of the antimony minerals. Pacgold will need to undertake mineralogical and processing studies to determine recovery rates, particularly as the presence of associated arsenic can pose environmental and regulatory hurdles in development-stage projects.

Permitting and heritage engagement will be vital for drilling to proceed at the Ridgeline and Fence prospects. These areas represent high-priority targets, and any delay in approvals could slow the pace of delineation work. At the same time, the company’s ability to integrate data from geophysical, geochemical, and structural mapping into a coherent exploration model will determine the efficiency of capital deployment in future drill campaigns.

Strategically, Pacgold Limited also faces timing pressures. The critical minerals narrative is strong, but competition for investor attention is intensifying, with multiple ASX-listed and North American juniors also pursuing antimony assets. Demonstrating first-mover advantage and proving the scalability of St George will be essential for the company to capitalise on this window.

What is the early sentiment from institutional and retail investors?

Market reaction to Pacgold Limited’s drilling update has been muted but cautiously optimistic. As the results were released just ahead of year-end trading lulls, the stock may see more sustained investor engagement once assays from the remaining holes are published. Institutional investors focused on energy transition materials are increasingly screening for critical mineral exposure, and Pacgold’s emerging narrative may resonate with ESG-aligned capital once the project’s scale is better understood.

Retail investors, particularly those following ASX-listed resource juniors, have shown interest in the high-grade assays and early visibility of stibnite. However, liquidity and funding questions remain top-of-mind, and Pacgold will need to maintain transparency and technical credibility to sustain momentum. A compelling resource update in Q1 or Q2 2026 could trigger broader revaluation, especially if Pacgold can demonstrate repeatability across multiple targets in the corridor.

What are the key takeaways from Pacgold’s maiden antimony results at the St George Project?

• Pacgold Limited intersected high-grade antimony in its first two drillholes at the St George Project, including 1 metre at 11.9% Sb and 8 metres at 2.3% Sb.

• The St George system now forms part of a broader 20km corridor of mapped antimony-gold mineralisation in northeast Queensland.

• Initial assays confirm vein continuity and shallow mineralisation, suitable for potential open-pit development scenarios.

• Antimony is a critical mineral facing supply-chain constraints, making Pacgold’s project strategically relevant to Western buyers.

• Seven additional holes from the program are pending assay and could confirm broader resource potential if grades hold.

• Stibnite has been visually confirmed in multiple holes, supporting the presence of robust sulphide mineralisation.

• Pacgold’s asset portfolio also includes gold-producing and gold-exploration assets, giving it a balanced near-term revenue and long-term growth profile.

• Execution risks include permitting, metallurgy, vein geometry, and market positioning against other critical mineral juniors.