Morning Briefing: Heliostar Metals Expand San Agustin

Good morning and welcome back to the Mining Stock Daily morning briefing.


It’s Tuesday, March 17th


After yesterday’s red day towards its 50 day moving average, gold is seeing some relief higher this morning, amid geopolitical concerns in the Middle East and a looming Federal Reserve meeting decision tomorrow. The FOMC is widely expected to hold rates firm. Iran launched new attacks on the United Arab Emirates overnight as the war enters its third week. President Trump’s request for its allies to step in and assist in the efforts to reopen the Strait of Hormuz has gone largely rejected. In mining news, Orion Resource Partners’ new $2.2 billion fund highlights a major shift as institutional capital returns to mining, driven by rising demand for critical minerals like copper and lithium and growing geopolitical supply risks. This is new because mining has long struggled to attract large-scale investment, but the energy transition and national security concerns are now reframing the sector as strategically essential. The fund also signals a move toward alternative financing models—such as royalties, streams, and private credit—as public markets remain cautious. Ultimately, it reinforces a broader narrative: capital is now chasing a looming supply gap, positioning mining as a core pillar of global industrial policy.


We will get to the news out of the miners and explorers in a minute, but first a quick word about today’s sponsor.  


This episode of Mining Stock Daily is brought to you by…Vizsla Silver.

Vizsla Silver is focused on becoming one of the world’s largest single-asset silver producers through the exploration and development of the 100% owned Panuco-Copala silver-gold district in Sinaloa, Mexico. The company consolidated this historic district in 2019 and has now completed over 375,000 meters of drilling. The company has the world's largest, undeveloped high-grade silver resource. Learn more at ⁠https://vizslasilvercorp.com/⁠


And here’s what you need to know this morning….. 


Heliostar Metals announced the company’s first drill results from the San Agustin Mine in Mexico.  Heliostar has committed to a US$9.75M resource and reserve drilling program which has been increased from 10,000-15,000 metres to 15,000-18,000 metres of drilling. The program has a primary aim of finding additional oxide resource ounces to support an extension of the mine life. Results reported today included 35.1m of .4 g/t AuEq front he Corner Expansion Zone, 16.8m of .32 g/t in the Phase 3 SW Zone and 16.8m of .5 g/t AuEq from the MKT Zone. Results demonstrate the potential for production growth and mine life extension at San Agustin. Intercepts at the Corner Expansion Zone show mineralization over 200 metres southwest of the edge of the current reserve that remains open. Drilling at the Phase 3 SW Zone has shown that mineralized corridors extend beyond the current pit and warrant follow-up drilling. (TSXV: HSTR) (OTCQX: HSTXF) News Release


Revival Gold provided an update on its exploration drill work at the Beartrack-Arnett Gold Project in Idaho. 2,300 meters of core drilling is completed to-date of a planned 3,900-meter winter program. At Sharkey, a two-kilometer step-out target from Joss under cover, drill hole BT25-247D intercepted alteration and shearing near the bedrock contact; however, multi-element geochemical analysis showed no significant results. Revival Gold's focus has shifted back to Joss with two rigs turning , targeting the potential expansion of the high-grade underground Mineral Resources in this area , last drilled in 2022. The first hole there successfully intersected the Panther Creek Shear Zone while the second hole is nearing the target. Additional holes are planned to target resource extensions over a strike of about 500 meters and to a depth of about 550 meters. (TSXV:RVG) (OTCQX:RVLGF) News Release


Dakota Gold reported their remaining infill and expansion drill results from the Richmond Hill Oxide Heap Leach Gold Project from last year’s drill campaign. Expansion drill hole RH25C-359 intersected 3.14 grams per tonne gold (g/t Au) and 10.57 g/t silver (Ag) over 13.4 meters, including 12.25 g/t Au and 20.10 g/t Ag over 1.5 meters. Water monitoring drill holes designed for permitting baseline data collection at Richmond Hill intersected gold and silver in the most northern and eastern extent of the property boundary tested to date. BG-GW-11 intersected 2.53 g/t Au and 1.91 g/t Ag over 6.1 meters and BG-GW-13 intersected 1.42 g/t Au and 1.90 g/t Ag over 9.1 meters. The 2026 Drill Campaign at Richmond Hill is underway and has completed 7,565 meters in 48 infill drill holes to date, representing one third of the total planned drilling for the year. (NYSE American: DC) News Release


Gold Terra announced assay results from 7 holes from its 2026 Winter Drill Program targeting the Yellorex zone immediately south of the past producing Campbell Shear, on the historic Con Mine. Highlights included 20.35m of 8.2 g/t Au, 15.15m of 3.2 g/t Au and 19.1m of 4.54 g/t Au.  The current drilling program aims at confirming some historical holes to expand Gold Terra's near surface 2022 Mineral Resource Estimate (MRE) on the Con Mine Option property. (TSXV:YGT) (OTCQB:YGTFF) News Release


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That’s it for today everyone. Have a great day. Stay safe. 


 

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Trevor HallGold, FOMC