The Mining and Exploration News in Mexico: Highlights on the First Week of July, 2026

Tourmaline-cemented Breccia

By Miguel A Heredia

During the 27th week of the year (June 29 to July 5, 2026), at least 23 press releases were issued by companies operating in Mexico and 1 news published by the media. Of these, thirteen related to deals and corporate matters, four covered resource and development updates, three discussing social issues, two reported production results, one presented exploration results and one addressed Mexican-related issues.  ON MEXICO ISSUES, El pago de utilidades pone en riesgo la titularidad de contrato en la mina La Herradura de Peñoles. ON EXPLORATION, In Oaxaca, EV Resources reported that underground channel sampling at its Los Lirios project returned multiple high-grade antimony results. ON MINING, Agnico Eagle and Alamos Gold informed that they will be presenting their Q2, 2026 results on Wednesday, July 29, 2026. ON FINANCING, No relevant news. ON RESOURCES AND DEVELOPMENT, Orogenannounced permitting update for portal construction at Ermitaño´s Navidad deposit in Sonora.  Talamore Mining provided an update on the Mineral Resource Estimate at its Cristina project in Chihuahua. Southern Silver reported underground channel sampling results at the Puro Corazon mine at its Cerro Las Minitas project, Durango.  Mithril announced an upgraded Mineral Resource Estimate for the Target 1 deposit at its flagship Copalquin project in Durango.  ON DEALS AND CORPORATE ISSUES, Almadex sold its NRS royalty on El Cobre project, Veracruz to Minerales Críticos de Mexico S.A.P.I. de C.V. Vizsla Royalties announced that an independent proxy advisor firms have recommended shareholders to vote for the proposed plan of arrangement involving the company and Elemental Royalty Corporation.  Pinnacle appointed Auramet Capital Partners as Lead Project Financier for El Potrero project, Durango.  Discovery Silver announced that effective on Friday, July 3, 2026, the company´s common shares will trade on the Toronto Stock Exchange under its newly approved name “Discovery Mining Ltd”. Regency Silver reported that a recording of its live investor webinar held on June 25, 2026 to review 2025/2026 drill results at Dios Padre project in Sonora is now available for viewing.  Teck mailed a letter of transmittal and election form in connection with the merger of equals with Anglo American. Goldgroup and Gold Resource announced that their shareholders have approved the arrangement agreement and plan of merger. Centenario Gold clarified in a news release the engagement of ICP Securities Inc pursuant to the market making services agreement as announced on June 8, 2026. Guanajuato Silver and Regency Silver reported voting results from its 2026 Annual General and Special Meeting of shareholders. Mining Americas informed that trading of its common shares will commence on the Toronto Stock Exchange on July 3, 2026.  Goldgroup confirmed the consolidation ratio for its previously announced consolidation of the Company’s issued and outstanding common shares without par value, and granted stock options to certain directors of the company under its omnibus equity incentive plan.   ON SOCIAL RESPONSIBILITY, Orla Mining, GoGold, and Capstone released their 2025 Sustainability Report with respect to its environmental, social and governance (“ESG”) practices.

ON MEXICO ISSUES

  • El Pago de Utilidades Pone en Riesgo La Titularidad de Contrato en la Mina La Herradura de Peñoles: El Economista

ON EXPLORATION  

  • EV Resources – Underground Channels Highlight High-Grade Antimony up to 25.20% at Los Lirios Antimony Project: EV Resources Ltd

ON MINING

  • Agnico Eagle Provides Notice of Release of Second Quarter 2026 Results and Conference Call: Agnico Eagle Mines Limited
  • Alamos Gold Provides Notice of Second Quarter 2026 Results  and Conference Call: Alamos Gold Inc

ON FINANCING

  • No relevant news.

ON RESOURCES AND DEVELOPMENT

ON DEALS AND CORPORATE ISSUES

  • Almadex Announces Sale of El Cobre NSR Royalty: Almadex Minerals Ltd
  • Vizsla Royalties – Independent Proxy Advisory Firms Recommend Shareholders Vote “FOR” the Proposed Plan of Arrangement with Elemental Royalty: Vizsla Royalties Corp
  • Pinnacle Appoints Auramet Capital Partners, L.P. as Lead Project Financier for El Potrero Project: Pinnacle Silver and Gold Corp
  • Discovery’s New Name Receives TSX Approval: Discovery Mining Ltd
  • Regency Silver Corp. Announces Availability of Investor Webinar Replay Reviewing 2025/2026 Drill Results at the Dios Padre Project: Regency Silver Corp
  • Teck Announces the Mailing of a Letter of Transmittal in Connection with the Merger of Equals with Anglo American: Teck Resources Limited
  • Goldgroup Announces Shareholders Approval of Arrangement with Gold Resource Corporation and Results of Annual General and Special Meeting:  Goldgroup Mining Inc
  • Gold Resource Corporation Shareholders Approve Merger at Special Meeting: Gold Resource Corporation
  • Centenario Gold Clarifies News Release from June 8th with the engagement of ICP Securities Inc for Automated Market Making: Centenario Gold Corp
  • Guanajuato Silver Announces AGM Results: Guanajuato Silver Company Ltd
  • Regency Silver Announces 2026 Annual General and Special Meeting Results: Regency Silver Corp
  • Mining Americas Inc. Begins Trading on the TSX: Mining Americas Inc
  • Goldgroup Announces 4:1 Consolidation Ratio and Grant of Stock Options: Goldgroup Mining Inc

ON SOCIAL RESPONSIBILITY

Content like what you have just read can be seen at https://gambusinoprospector.com/ and at LinkedIn’s Mexico Mineral Exploration Group.

On the picture below, a tourmaline-cemented breccia in a project in Chihuahua, Mexico. Photo taken by Miguel A Heredia.

The Mining and Exploration News in Mexico: Highlights on the Third Week of May, 2026

Quartz Vein Displaying Boiling Texture

By Miguel A Heredia

During the 21st week of the year (May 18 to May 24, 2026), at least 31 press releases were issued by companies operating in Mexico, and 1 news published by the media. Of these, twelve related to deals and corporate matters, five addressed Mexican-related issues, four covered resource and development updates, three reported production results, three presented exploration results, three announced financing activities, and two discussing social issues.  ON MEXICO ISSUES, Almaden provided an update to the international arbitration proceedings under the Comprehensive and Progressive Agreement for Trans-Pacific Partnership with the United Mexican States. The Federal Mexican Government, through the Secretariat of Economy eliminates one procedure and simplifies 42 for mining investment. Sierra Madre received approval from the the Comisión Federal de Competencia Económica (COFECE) for the acquisition of the Del Toro Silver mine in Zacatecas. Mexican courts ruled that Capstone Copper owes unpaid royalties to Minera Portree de Zacatecas, S.A. de C.V (Royalties Inc) since 2019 on the Cozamin Mine, Zacatecas. Oroco and GR Silver reported the best drilling intercepts in Mexico on the third week of May, 2026. ON EXPLORATION, In Sonora, Masivo Silver informed that it completed its Phase 1 drill program at Cerro Colorado project, which consisted of seven holes totaling 1,601m, and JV Questcorp-Riverside reported that they have completed an expanded  aeromagnetic drone survey at the La Union project. ON MINING, IMPACT Silver and Sierra Madre reported Q1, 2026 operational and financial results. Starcore reported production and financial results for the four fiscal quarter ended April 2026. ON FINANCING, Vortex notified further extension of its previously announced non-brokered private placement. Sonoro Gold announced a non-brokered private placement for gross proceeds of CAD $10M. Kootenay informed that it intends to complete a non-brokered private placement for gross proceeds of up to CAD $500K. ON RESOURCES AND DEVELOPMENT, GR Silver released the best ever drill results at its San Marcial project in Sinaloa in hole SMS26-04, which intersected 45.1 m of 1,623 g/t Ag, Including 8.25 m of 8,579 g/t Ag,. Oroco reported drill results from its Santo Tomas project in Sinaloa. Silverco filed a NI 43-101 Technical Report for its Cusi mine, Chihuahua. Silver Storm released drill results from the C550 and C535 Zones within its Parrilla mine complex in Durango, and expands its 2026 drilling campaign by 9,000m.  ON DEALS AND CORPORATE ISSUES, Alamos Gold announced multiple management appointments, further strengthening its senior leadership team. Torex Gold announced the appointment of Dan Rollins as Chief Financial Officer. Minera Alamos has provided its notice of intent to exercise its option to repurchase a portion of the net smelter return royalty equal to 0.75% on the Cerro de Oro project located in northern Zacatecas. Vizsla appointed Dave D ´Antonio as Senior Vice President of Technical Services. Silver Spruce granted stock options to certain directors, officers, employees and consultants. Silverco completed its previously announced acquisition of Nuevo Silver Inc. Silver Tiger announced that the Toronto Stock Exchange has approved the listing of the Company’s common shares for trading on the TSX. Vizsla Silver appointed Guillermo Hernandez as Vice President Exploration and promotes Jesus Velador as Chief Geologist. GR Silver announced a celebration of Life for founder Márcio Fonseca. Silver Wolf announced adoption to semi-annual financial reporting. Americas Gold and Silver reached an agreement with Sprott Mining to terminate the remaining obligation under the existing Silver Delivering Agreement in exchange for shares of the company. GR Silver provided a corporate update following the exceptional drill results at San marcial within its Plomosas project, Sinaloa.  ON SOCIAL RESPONSIBILITY, Aura Minerals announced its 2025 Sustainability Report promoting safety, responsibility, sustainability, and innovation, prepared in with reference to Global Reporting Initiative standards. Heliostar published its inaugural Sustainability Report covering the 2025 fiscal year.

ON MEXICO ISSUES

  • Almaden Provides Update on Arbitration Process with Mexico Increased Damages Award Presented: Almaden Minerals Ltd
  • Federal Government Eliminates One Procedure and Simplifies 42 for Mining Investments:   Chihuahua al Día – Noticias
  • Mexican Courts Rule That Capstone Copper Owes Unpaid Royalties Since 2019 on the Cozamin Mine-Pending Amparo: Royalties Inc
  • Sierra Madre Receives Mexican Antitrust Approval for the Acquisition of the Del Toro Mine: Sierra Madre Gold and Silver Ltd
  • Oroco Resource Corp., and GR Silver Mining Ltd reported the best drilling intercepts in Mexico on the third week of May, 2026. Details are shown in the table below:

ON EXPLORATION  

ON MINING

ON FINANCING

ON RESOURCES AND DEVELOPMENT

  • GR Silver Reports Its Best Ever Drill Results at San Marcial: 45.1 m at 1,623 g/t Ag, Including 8.25 m at 8,579 g/t Ag, in Hole SMS26-04: GR Silver Mining Ltd
  • Oroco Intersects 228 m of 0.49% CuEq and 212 m of 0.44% CuEq at Santo Tomás: Oroco Resource Corp
  • Silverco Mining Files NI 43-101 Technical Report for the Cusi Project PEA: Silverco Mining Ltd
  • Silver Storm Demonstrates Resource Growth Potential at the C550 Zone, Expands the 2026 drilling campaign by 9,000m: Silver Storm Mining Ltd

ON DEALS AND CORPORATE ISSUES

ON SOCIAL RESPONSIBILITY

Content like what you have just read can be seen at https://gambusinoprospector.com/ and at LinkedIn’s Mexico Mineral Exploration Group.

On the picture below, a quartz vein displaying boiling texture in a project in Sonora, Mexico.  Photo taken by Miguel A Heredia.