Amara Minerals (ASX:AM3) reports additional antimony assays at Trojan Prospect
May 21, 2026Amara Minerals has reported additional diamond drilling assays from the Trojan Prospect, part of the Lauriston Gold and Antimony Project in Victoria, with AY2610 returning a 6.5m antimony-gold intercept from the deepest hole reported to date at Trojan.
The update also includes drilling activity across Trojan, Yankee and Comet, with drilling recommenced at Comet following previously announced high-grade antimony intercepts.
Highlights
- AY2610 returned 6.5m @ 0.86% Sb and 0.59g/t Au from 142.6m, including 0.8m @ 3.13% Sb and 1.59g/t Au from 145.5m and 1.0m @ 2.01% Sb and 0.95g/t Au from 148.1m.
- All 6 holes from Trojan reported to date have included what the company views as significant antimony results.
- Assays from AY2611 and AY2612 remain outstanding.
- Drilling has recommenced at Comet following previously announced high-grade antimony intercepts.
- With first-phase drilling nearing completion at Lauriston, the rig is planned to move to Apollo, subject to access availability.
The reported results form part of the drilling program at the Lauriston Gold and Antimony Project, where a total of 3,536.4m of diamond core drilling has been completed across the Comet, Yankee and Trojan Prospects, comprising 1,481.6m at Comet and 2,054.8m across 12 holes at Yankee and Trojan. Drilling is ongoing at Comet.
The Yankee/Trojan area sits approximately 3km north of Comet and is hosted within the same turbidite sequence, with the company saying Trojan is the southern, antimony-rich zone within this area, while Yankee is the northern zone targeting Bendigo-style saddle reefs.
At Trojan, diamond drilling has intersected a consistent west-dipping shear, which the company said is similar in nature to Comet, but with a stronger antimony association, with the release stating drilling typically intersected wide zones of quartz with elevated gold values, while antimony intercepts were localised to fault “pug” zones and quartz breccia infill.
The projected strike of the host structure correlates with strong antimony anomalism in soil sampling extending approximately 1.2km north of Trojan to the Countess prospect.
The company also outlined the geological setting across Lauriston, with the release stating these initial reconnaissance drillholes exhibit hallmarks of an epizonal gold-antimony system, while references to Fosterville, Costerfield and Sunday Creek are provided for geological context only and are not necessarily indicative of mineralisation at the Lauriston Project.
Amara Minerals Managing Director Ian Holland said,
“Six holes in, every one of them has hit antimony. AY2609 has given us 10.4 g/t gold over half a metre, and AY2610 has shown us the system is still going at depth. The soil anomaly extends 2.2 kilometres from Trojan to Countess, and our drilling has tested roughly 250 metres of that trend. The numbers we are seeing in a small piece of the system tell us this is a project worth drilling out properly.”
Samples from the drilling program at Comet, Yankee and Trojan are being submitted for photon assaying to test for coarse gold.
With first-phase diamond drilling at Lauriston nearing completion, the rig is planned to move to the Apollo Project to provide additional infill drilling to assist with resource estimation and to test regional targets, subject to access availability, with drilling at Lauriston to recommence after the winter period.
Follow-up work at Lauriston will be designed around results from the current program, with a focus on priority testing of the down-dip extensions of the recently reported high-grade antimony intercepts in the Trojan Prospect, testing the down-dip and along-strike continuity of the Comet Shear, step-out drilling along the 4.5km Comet-Trojan corridor, and integrating photon assay results to refine sampling and structural interpretation.
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