Strata Minerals Details BML-Funded De-Risking Programs Ahead of Zelica Mine Decision
Strata Minerals Limited (ASX: SMX) has delivered one of its most significant exploration milestones to date, announcing the final assay results from its completed Phase 2 reverse circulation (RC) drilling programme at the 100% owned Zelica Gold Project in Western Australia. The Strata Minerals Zelica Gold Project drilling results in Western Australia confirm 16 of 17 extensional holes intersecting significant gold mineralisation, achieving an outstanding 94% hit rate across 2,209 metres drilled.
This result materially reinforces Zelica's credentials as a rapidly expanding, multi-lode gold system in one of Australia's most celebrated gold-producing regions.
The headline intercept from Phase 2 is 2m @ 7.58g/t Au within a broader 12m @ 2.08g/t Au from 99m depth (hole SZRC030) — the widest and highest-grade result from the entire Phase 2 campaign. Critically, this intercept sits in an area that remains significantly untested, making it a priority target for immediate follow-up drilling.
Managing Director Peter Woods commented:
"Zelica has now delivered an outstanding result across the entire Phase 2 programme, with 16 of 17 holes intersecting significant gold, a 94% hit rate that follows on from the maiden drill programme, which intersected gold in 22 out of the 23 holes. The consistency of results alongside wider and higher-grade zones, as well as further hanging wall lode intercepts above the targeted ore zone, continues to strengthen our confidence that Zelica is developing into a multi-lode gold system with real district-scale potential. With mineralisation remaining open in all directions and less than 15% of the 9.5km corridor systematically tested to date, the Zelica discovery story is very much still in its early stages."
The Phase 2 RC programme comprised 17 holes for 2,209 metres, designed specifically to test strike and depth extensions, expand the known mineralisation footprint, and build the dataset required for a maiden JORC (2012) Mineral Resource Estimate (MRE). All assay results have now been received, providing Strata with a complete picture of the Strata Minerals Zelica Gold Project drilling results in Western Australia.
| Metric | Phase 2 Result |
|---|---|
| Total holes drilled | 17 |
| Total metres drilled | 2,209m |
| Holes with significant gold intercepts | 16 of 17 (94% hit rate) |
| Highest-grade intercept | 2m @ 7.58g/t Au (SZRC030) |
| Widest intercept | 12m @ 2.08g/t Au (SZRC030) |
| Deepest intercept | 115m vertical depth |
| Strike extent delineated | ~1,000m |
| Broader prospective corridor | ~9.5km |
For context, the preceding maiden drill programme also delivered exceptional results — 22 of 23 holes intersected significant gold mineralisation, establishing a strong foundation of grade continuity that Phase 2 has now built upon and expanded.
The main lode continues to deliver consistent, above-cut-off grade intercepts across the drill-tested strike extent. Standout results from the completed Phase 2 programme include:
One of the most geologically significant outcomes from Phase 2 is the confirmation of additional hanging-wall lode intercepts across multiple drill sections. Furthermore, this establishes the presence of stacked parallel lodes adjacent to the main lode position. These intercepts have been confirmed in five holes spanning 200 metres of strike, and up to 50 metres deeper than previously tested:
The emergence of confirmed parallel lodes materially broadens the overall system, suggesting that total mineralised width and contained gold could be substantially larger than previously interpreted.
The Zelica Gold Project is classified as an Archean orogenic shear-hosted gold deposit — one of the most important and well-understood gold deposit styles in the world, and precisely the type that has produced many of Australia's largest gold mines.
In simple terms, these deposits form when gold-bearing hydrothermal fluids move through ancient rock sequences along fault or shear zones. These structural pathways concentrate mineralisation in predictable, often continuous zones. At Zelica, gold mineralisation is controlled by the Zelica Shear, interpreted as part of the regionally significant Celia Fault system.
The gold occurs in quartz vein arrays hosted within highly deformed schist enclosed by basalt — a textbook structural setting for this deposit class.
Orogenic gold systems in the Eastern Goldfields of Western Australia are globally renowned for their size and grade. The structural controls at Zelica — a consistent east-dipping shear zone — mean that mineralisation tends to follow predictable patterns along strike and at depth, which supports systematic drill testing and resource definition.
The identification of high-grade plunging shoots within Zelica's long section is particularly encouraging. These represent concentrated zones of higher-grade gold that are a hallmark of many economically significant orogenic deposits.
| Term | Definition |
|---|---|
| RC Drilling | Reverse Circulation drilling — a method where rock chips are returned to surface through drill rods, used for efficient sampling of near-surface mineralisation |
| g/t Au | Grams of gold per tonne of rock — the standard measure of gold grade |
| JORC MRE | A Mineral Resource Estimate compliant with the Australasian Code for Reporting of Mineral Resources — the industry standard required before development decisions |
| Strike extent | The horizontal length along which mineralisation has been identified |
| Hanging-wall lode | A secondary mineralised zone sitting above the primary ore zone |
| Plunging shoot | A high-grade zone within a deposit that extends at depth along a defined direction — often a priority target for resource growth |
The completed Phase 2 dataset has reinforced Zelica's growth potential across four distinct dimensions:
Notably, of the ~9.5km mineralised corridor across Strata's tenure, 7km of strike remains completely untested and a further 1.5km has been subject only to limited and insufficient historical exploration. The systematic drill-testing of Zelica is, by any measure, still in its earliest stages.
A critical dimension of the Zelica story is not just the quality of the exploration results, but the speed at which Strata is moving towards production. Three structural advantages underpin what the company describes as a low-capex, near-term development pathway:
BMLV and its principals have also agreed to subscribe for up to $1.0 million worth of Strata shares at a premium issue price of $0.0175 via a placement of 57,142,857 shares, subject to shareholder approval. The premium share subscription price signals genuine conviction in the project's near-term value.
Historical metallurgical testwork at Zelica has also established strong gold recovery credentials:
| Test Type | Gold Recovery |
|---|---|
| Vat leaching (crushed to -12mm, cement agglomerated) | >90% |
| Direct cyanidation leach (p80 75 micron) | ~96% average |
| Gravity/cyanidation combined | >94% |
| Column leach (percolation) | >90% |
| Bulk cyanide leach (coarse crush) | Economical recoveries confirmed |
These results, spanning multiple operators and methodologies over several decades, consistently confirm that Zelica ore is amenable to conventional processing with strong recovery rates.
With the Phase 2 dataset complete, Strata has outlined a focused programme of follow-up activities designed to both expand the resource and test the broader district-scale opportunity:
The combination of exploration momentum, geological scale, and a clearly defined development pathway gives Zelica a profile that is increasingly rare at the small-cap end of the ASX gold sector. In addition, the following factors collectively present a compelling investment case:
However, perhaps the most compelling aspect of the Zelica story is how early-stage the discovery genuinely remains. Strata Minerals has positioned itself as a compelling growth story in Western Australia's Eastern Goldfields, with Zelica rapidly maturing from an early-stage discovery into what may prove to be a multi-lode, district-scale gold system.
With a 94% drill hit rate, mineralisation open in all directions, a granted Mining Licence, a development partner secured, and less than 15% of the 9.5km corridor tested, the catalysts ahead are both numerous and near-term. Investors with an appetite for high-impact junior gold exploration should be watching ASX: SMX closely.
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