Silver Miners Eye Possible Regulation Breakthroughs in Mexico

Mexico’s environment ministry (Semarnat) is reviewing mining regulations to enhance environmental protections without overregulation, with updates expected in September 2025. A permit backlog has been halved, with 80 granted so far. However, as of late September, the anticipated mining law regulations have not yet been published, despite a September 15 deadline mentioned in some sources. This could impact silver producers like Pan American Silver (recently acquired MAG Silver’s Juanicipio stake, boosting output), Regency Silver (drilling at Dios Padre), and Sierra Madre Gold & Silver (expanding La Guitarra capacity). The Sectoral Program for Environment 2025-2030 was published on September 11, emphasizing responsible mining.

Aztec Minerals Announces Upsize of Bought Deal Private Placement to $8.7 Million

Aztec Minerals upsized its bought deal private placement to C$8.7 million on September 25, 2025, issuing 37,020,000 common shares at C$0.235 each. Stifel Canada underwrites, with 15% over-allotment option. Proceeds fund exploration at Tombstone (Arizona) and Cervantes (Mexico) projects plus working capital. Closing expected October 16, 2025.

Aztec Minerals Announces $5 Million Bought Deal Private Placement of Common Shares

Aztec Minerals announced a C$5.0 million bought deal private placement on September 24, 2025, issuing 21.3 million common shares at C$0.235 each. Stifel Canada underwrites, with 15% over-allotment option. Proceeds fund exploration at Tombstone (Arizona) and Cervantes (Mexico) projects plus working capital. Closing expected October 16, 2025.

GR Silver Mining Drills Two New Silver and Gold Mineralized Zones at San Marcial. SMS25-10A Returns 9 m at 374 g/t Ag including 1.0 m at 1,542 g/t Ag; and 33 m at 1.44 g/t Au including 1.2 m at 32.1 g/t Au

GR Silver Mining (TSXV:GRSL) reports drill results from SMS25-10A at Parallel Breccia Target, Plomosas: 9m @ 374 g/t Ag (incl. 1m @ 1,542 g/t Ag with 0.3% Cu, 0.59% W), and 33m @ 1.44 g/t Au (incl. 1.2m @ 32.1 g/t Au). Indicates porphyry-related mineralization for resource growth.

Colibri Engages TerraEye to Advance Targeting at EP Gold Project

Colibri Resource (TSXV: CBI) partnered with TerraEye to apply satellite remote sensing and AI at the EP Gold Project in Sonora, Mexico. The program will integrate spectral, structural, and geochemical data to deliver ranked gold targets, GIS-ready packages, and analytical reports, aiming to refine drill planning, reduce discovery risk, and expand Colibri’s exploration pipeline.

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