Category: Exploration and Development

Guanajuato Silver Provides Exploration Update

Guanajuato Silver provided an exploration update on May 8, 2025, for El Cubo and San Ignacio mines in Mexico. Drilling confirmed high-grade continuity in the San Luis vein; 2025 plans include 6,500m across multiple veins. Geophysical survey completed at San Ignacio to guide future drilling in high-gold area.

Endeavour Silver has Commenced Wet Commissioning Activities at its Terronera Project

Endeavour Silver has begun wet commissioning at its Terronera Project in Jalisco, Mexico — a key step toward full-scale production. This phase introduces water and slurry into plant systems to test equipment under real conditions following dry commissioning. The first slurry has been sent to the concentrate filter, and teams are monitoring performance as they prepare to ramp up throughput and approach commercial production.

Riverside Resources and Questcorp Mining Execute Definitive Option Agreement for La Union Project, Sonora, Mexico

Riverside Resources and Questcorp Mining signed a definitive option agreement for the 2,520 ha La Union gold-polymetallic project in Sonora, Mexico. Questcorp can earn 100 % by making staged cash payments, issuing up to 19.9 % of its shares to Riverside and spending C$5.5 M on exploration. Riverside will operate early exploration and retain a 2.5 % NSR if the option is exercised.

Luca Discovers Multiple New High-Grade Ore Shoots at Tahuehueto Mine, Durango, Mexico

Luca Mining Corp. announced results from nine underground drill holes at its Tahuehueto gold-silver mine in Mexico, part of a 5,000m exploration program. Two new high-grade breccia ore shoots were discovered in the El Creston vein system, with intercepts including 9.4m at 5.21 g/t AuEq and 4.8m at 5.62 g/t AuEq. A Phase 2 drilling program and surface drilling at the Santiago deposit have begun.

Kootenay Silver Reports Drill Results from Columba Project, Chihuahua, Mexico: Highs to 7,630 gpt Silver and 30.57% Combined Lead-Zinc

Kootenay Silver Inc. announced high-grade drill results from its Columba Silver Project, with D-Vein assays reaching 7,630 gpt silver and 30.57% lead-zinc, the deepest and highest values recorded. Hole CDH-25-199 intercepted 620 gpt silver over 16.5 meters. The company is compiling data for a maiden resource estimate, with drilling now exceeding 20,000 meters.

Fuerte Metals Intercepts 10.3 g/t AuEq over 2.4 m, 7.0 g/t AuEq over 1.4 m, 5.6 g/t AuEq over 3.6 m and 0.7 g/t AuEq over 95 m at Its Cristina Project, Chihuahua, Mexico

Fuerte Metals announced strong drill results at its Cristina Project in Chihuahua, Mexico, including 10.3 g/t AuEq over 2.4 m, 7.0 g/t AuEq over 1.4 m, and 5.6 g/t AuEq over 3.6 m, within broader mineralized zones. These intercepts, from the Los Ingleses vein, highlight both high-grade and wide lower-grade mineralization and support ongoing resource expansion work.

Torex Gold Declares Commercial Production at Media Luna

Torex Gold Resources Inc. achieved commercial production at its Media Luna mine on April 26, 2025, completing the Media Luna Project within budget and ahead of schedule. Construction is 98% complete, with the mine set to reach 7,500 tonnes per day by mid-2026. Funded mainly by ELG cash flow, Torex anticipates positive free cash flow in mid-2025.

Mithril – March 2025 Quarterly Activities Report

Mithril Silver and Gold Limited (ASX: MTH) March 2025 Quarterly: High-grade intercepts at Target 1, Copalquin (e.g., 4.95m @ 20.5 g/t Au, 1,833 g/t Ag). Maiden JORC resource: 2.4Mt @ 4.80 g/t Au, 141 g/t Ag (373koz Au, 10.95Moz Ag). Drilling ongoing; cash A$14.2M.

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