Financing
Kootenay Resources Announces Closing of Final Tranche of Private Placement
The Mining and Exploration News in Mexico; Highlights on the Fourth Week of June 2026

By Jorge Cirett
During the 26th week of the year (June 22nd to June 28th, 2026), 23 companies working in Mexico posted press releases. As you can see below, the markets are hardly making investments in mining right now and companies are now making deals, rearranging and preparing. Not a single company informed on early-stage property work. One company reached a labor pay agreement, another secured land access and one more mobilized an underground mining crew. One company announced its IPO. Two companies released drill results on their properties while one more received a drilling permit. One company is advancing a mine restart plan and another one received construction permits for two underground operations. Thirteen companies presented news on deals and corporate issues. ON MEXICO ISSUES, no relevant news. ON EXPLORATION, no relevant news. ON MINING, Orla Mining reached an agreement on a bonus for its workforce. Silverco Mining mobilized underground contractors at Cusi in Chihuahua. Equinox Gold secured land access to Los Filos in Guerrero (production was halted back in April 2025 by the lack of it). ON FINANCING. Sinda Ltd. launched its IPO on NYSE. ON RESOURCES AND DEVELOPMENT, Capitan Silver received a key drill permit for Cruz de Plata in Durango. Zacatecas Silver increased the resource at Esperanza, in Morelos. Luca Mining released assays from drilling at Campo Morado in Guerrero. Goldgroup Mining is advancing on the restart of the San Francisco mine in Sonora. Heliostar Metals announced drilling results from Ana Paula in Guerrero. First Majestic received the drilling permits for the Navidad and Santo Niño underground operations at Santa Elena in Sonora. ON DEALS AND CORPORATE ISSUES, Sierra Madre and First Majestic closed the Del Toro mine acquisition in Zacatecas. Discovery Silver, Americas Gold and Silver, Sierra Madre Gold and Silver and Minera Alamos released AGM results. Equinox Gold and Orla Mining updated on inner proceedings regarding their merger. Canasil is to change name to Canadian Silver. Minera Alamos formalized its name change to Mining Americas. Silver Spruce Resources disclosed board changes. Mustang Minerals sells El Cobre, in Veracruz. Frontera Copper and Kupari Investments set Piedras Verdes mine in Sonora for sale. ON SOCIAL RESPONSIBILITY, Equinox Gold published its 2025 sustainability report (Los Filos, Guerrero).
ON MEXICO ISSUES
- No Relevant News
ON EXPLORATION
- No Relevant News
ON MINING
- Orla Mining Reaches Agreement on Camino Rojo Productivity Bonus: Orla Mining (Camino Rojo, Zacatecas)
- Silverco Mobilizes Underground Mining Contractors at Cusi Property: Silverco Mining (Cusi, Chihuahua)
- Equinox Gold Secures Long-Term Land Access Agreements with All Three Communities at Los Filos Mine, Planning and Technical Work Underway to Support Mine Restart and Annual Production Expansion: Equinox Gold (Los Filos, Guerrero)
ON FINANCING
- Sinda Ltd. Announces Launch of its Initial Public Offering: Sinda (Caracol, Guanajuato)
- Minera Sinda debuta en el NYSE: Sinda (Caracol, Guanajuato)
ON RESOURCES AND DEVELOPMENT
- Capitan Silver Receives Key Drill Permit for the Cruz De Plata Project and Commences Drilling on Untested High-Priority Regional Targets: Capitan Silver (Cruz de Plata, Durango)
- Zacatecas Silver Announces 21% Increase in High-Grade Heap-Leach Updated Gold Mineral Resource at the Esperanza Gold Project to 1.15 Moz AuEq from 45.4 Mt at 0.79 g/t – Grades Above Global Heap-Leach Average & Highest Grades at Surface: Zacatecas Silver (Esperanza, Morelos)
- Luca Intersects 28.4 m of 2.3 g/t gold, 135 g/t silver, 0.6% Copper, 1% Lead, and 3.7% Zinc at the El Rey Zone, Campo Morado Mine: Luca Mining (Campo Morado, Guerrero)
- Goldgroup Advances San Francisco Restart Plan with Engagement of Leading Mining Contractor Inpromine Goldgroup Mining (San Francisco, Sonora)
- Heliostar Expands Expansion Zone and Drills 99.8 Metres Grading 10.9 g/t Gold at Ana Paula: Heliostar Metals (Ana Paula, Guerrero)
- First Majestic Receives Construction Permits for Santo Niño and Navidad; Advances Development Across the Santa Elena District: First Majestic Silver (Santa Elena, Sonora)
ON DEALS AND CORPORATE ISSUES
- Sierra Madre and First Majestic Announce Closing of Acquisition of the Del Toro Silver Mine for up to US$60M: Sierra Madre Gold and Silver (La Guitarra, Estado de México)
- Discovery Announces Annual General and Special Meeting Results Discovery Mining (Cordero, Chihuahua)
- Silver Spruce Resources, Inc. Adds Mine Production Knowledge to the Board: Silver Spruce Resources (Pino de Plata, Chihuahua)
- Americas Gold and Silver Corporation Announces Election of Directors and Annual Meeting Results: Americas Gold and Silver (Cosalá, Sinaloa)
- Sierra Madre Announces AGM Results: Sierra Madre Gold and Silver (La Guitarra, Estado de México)
- Orla Mining Announces Receipt of Interim Order and Filing and Mailing of Meeting Materials for Special Meeting of Shareholders to Approve the Arrangement with Equinox Gold Corp. Orla Mining (Camino Rojo, Zacatecas)
- Equinox Gold Announces Filing and Mailing of Meeting Materials for the Special Meeting of Shareholders to Approve Business Combination with Orla Mining: Equinox Gold (Los Filos, Guerrero)
- CANASIL Resources Inc. Proposes Name Change to ‘Canadian Silver Corp.’: Canasil Resouces – Canadian Silver (Caracol, Guanajuato)
- Silver Spruce Resources, Inc. Adds Mining, Energy, and Finance Development Expertise to the Board and Announces Director Resignation Silver Spruce Resources (Jackie, Sonora)
- Minera Alamos Announces Annual General and Special Meeting Results and Changes Name to Mining Americas Inc.: Minera Alamos – Mining Americas (Santana, Sonora)
- Mustang Announces Sale of El Cobre Copper-Gold Porphyry Project: Mustang Minerals (El Cobre, Veracruz)
- Frontera y Kupari Anuncian el Inicio del Proceso de Venta Estratégica del Complejo Minero de Cobre de Propiedad Conjunta Piedras Verdes en Sonora, México Frontera Copper and Kupari Investments (Piedras Verdes, Sonora)
ON SOCIAL RESPONSIBILITY
- Equinox Gold Publishes 2025 Sustainability Report: Equinox Gold (Los Filos, Guerrero)
On the image below: Chlorite alteration in volcanosedimentary rocks and silicification halos to quartz veining, HQ core. Picture by Jorge Cirett

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

Quartz vein
By Miguel A Heredia
During the 25th week of the year (June 15 to June 21, 2026), at least 39 press releases were issued by companies operating in Mexico and 1 news published by the media. Of these, nineteen related to deals and corporate matters, twelve covered resource and development updates, four announcing financing activities, three presented exploration results, and two addressed Mexican-related issues. ON MEXICO ISSUES, USA activated USMCA labor mechanism against Newmont Peñasquito in Zacatecas. Regency Silver, Heliostar Metals, Endeavour, IMPACT Silver, Capitan Silver, Oroco, and Mercado Minerals reported the best drilling intercepts in Mexico on the third week of June, 2026. ON EXPLORATION, In Sonora, Regency Silver reported drill results from its Dios padre project. In Sinaloa, Mercado Minerals announced drill results from its Copalito project. In Guerrero, J2 Metals identified three new historic mining workings at its Sierra de Plata project. ON MINING, No relevant news. ON FINANCING, Mexican Gold announced that it plans to complete a non-brokered private placement for gross proceeds of up to CAD $2,250,000. Southern Silver closed the first tranche of a non-brokered LIFE private placement for gross proceeds of CAD $2,200,099.55. Garibaldi updated proposed financing under the LIFE offering exemption. Xali informed that the previously announced non-brokered private placement for gross proceeds of CAD $1M has been fully subscribed. ON RESOURCES AND DEVELOPMENT, Capitan Silver announced that it intersected high-grade mineralization in multiple holes at Cruz de Plata project, Durango. IMPACT Silver releases new drill results from its producing Noche Buena mine in the Royal Mines of Zacualpan District, State of Mexico. Zacatecas Silver completed 2,2027m diamond drill program at el Cristo in the Zacatecas Mining District. Vizsla awarded the equipment supply agreement to FLSmidth for the Panuco project, Sinaloa. Kootenay Silver announced a positive PEA for La Cigarra Silver project in Chihuahua, and later announced a correction. Oroco reported assay results from its Phase 2 resource drilling program at Santo Tomas project, Sinaloa. Heliostar announced drill results from the Veta Madre pit at its La Colorada mine in Sonora, and received the final documentation for the change of use of soils permit for the Veta Madre pit expansion. Southern Silver began infill drilling program at Puro Corazon Target at its Cerro Las Minitas project. Durango. Goldgroup commenced 24,000m diamond drilling at its San Francisco mine in Sonora. Endeavour released positive drill results from its drilling program at Terronera mine, Jalisco. Silver Storm secured permits for the construction of 62 drill pads and 27 access roads from SEMARNAT for its La Parrilla Mine Complex in Durango. ON DEALS AND CORPORATE ISSUES, Aztec Minerals confirmed that it amended the investor relation agreement with Redwood Empire Financial Communications to clarify that the 300,000 stock options granted to the Consultant are exercisable at a price of CAD $0.25 per share for a period of five years from the date of grant. Colibri provided an update on the acquisition of an additional 10% interest in its Diamante project, and the disposition of its 50% interest in the Jackie project to Silver Spruce, both located in Sonora. Goldgroup closed the purchase of San Francisco mine in Sonora, by acquiring 100% of the Molimentales Del Noroeste S.A., de C.V. Vizsla Royalties filed the notice of special meeting to approve arrangement with Elemental Royalty. Minera Alamos received conditional approval to graduate to list its common shares on the Toronto Stock Exchange. Elemental Royalty announced inclusion in Russell 3000, Russell 2000, and S&P/TSX Global Gold Index. Orla Mining reported voting results of its annual shareholders’ meeting. Radius Gold announced a strengthening of its leadership team to support next phase of growth. Starcore qualified to trade on OTCQX under the symbol “SHVLF”. Riverside appointed Marco Strub as an independent Director of the company, effective immediately. Torex Gold reported voting results of its 2026 meeting of shareholders. Guanajuato Silver accelerated partial repayment of the company´s gold loan with Ocean Partners UK Ltd. Elemental Royalty published its 2026 assets handbook and announced new corporate website. Aura announced that its Board of Directors approved the repurchase of its common shares and Brazilian Depositary Receipts. Goldflare entered into a non-binding letter of intent with Quitovac Gold Holdings LLC and Minera Granite S.A. de C.V., to acquire all the issued and outstanding shares of Granite, the legal owner of the Quitovac Gold project in Sonora. Elemental Royalty declared quarterly dividend. Newmont announced key appointments for the next phase of delivery. Regency Silver invited investors to life webinar to review 2025/2026 drill results at the Dios Padre project in Sonora. VVC announced the resignation of Bruno Dumais as Director. ON SOCIAL RESPONSIBILITY, No relevant news.
ON MEXICO ISSUES
- EUA activa mecanismo laboral del T-MEC contra Newmont Peñasquito en Zacatecas: USA
- Regency Silver Corp, Heliostar Metals Ltd, Endeavour Silver Corp, IMPACT Silver Corp, Capitan Silver Corp, Oroco Resource Corp, and Mercado Minerals Ltd reported the best drilling intercepts in Mexico on the third week of June, 2026. Details are shown in the table below:


- Mexico´s Best Drilling Intercepts, Third Week of June, 2026: Gambusino Prospector de México
ON EXPLORATION
- Regency Silver Corp. Intercepts High Grade Mineralization in Step-Out Drilling at the Dios Padre Project, Sonora, Mexico: 5.06 g/t Gold, 41.85 g/t Silver and 1.10% Copper over 36.35 Metres: Regency Silver Corp
- Mercado Minerals Intersects 1.20 Metres of1120 g/t Silver Equivalent Within 3.50 Metres of 686 g/t Silver Equivalent at El Agua Vein Copalito Project: Mercado Minerals Ltd
- J2 Metals Identifies Three New Historic Mining Workings at its Sierra Plata Project, Zacualpan-Taxco District, Mexico: J2 Metals Inc
ON MINING
- No relevant news.
ON FINANCING
- Mexican Gold Announces Subscription Receipt Financing and Loan to Alcon Silver in Connection with Arrangement: Mexican Gold Mining Corp
- Southern Silver Closes First Tranche of Previously Announced Non-Brokered LIFE Private Placement: Southern Silver Exploration Corp
- Garibaldi Announces Update on LIFE Offering: Garibaldi Resources Corporation
- Xali Gold Private Placement Fully Subscribed: Xali Gold Corp
ON RESOURCES AND DEVELOPMENT
- Capitan Silver Intersects 1,071 g/t Silver Equivalent over 2.0 Metres, Within a Wider Interval of 15.8 Metres of 250 g/t Silver Equivalent at the Cruz De Plata Project: Capitan Silver Corp
- IMPACT Silver Intersects 1,333 g/t Silver over5.72m on Carlos Pacheco Vein Extension at Noche Buena Mine: IMPACT Silver Corp
- Zacatecas Silver Completes 2,027 Metre Diamond Drilling Program at El Cristo, Intersecting Multiphase Silver-Base Metal Veins Across 19 Holes — Assays Pending: Zacatecas Silver Corp
- Vizsla Silver Awards Equipment Supply Agreement for Panuco: Vizsla Silver Corp
- Kootenay Silver Announces Positive PEA with a US$763 Million After-Tax NPV & 41% IRR for La Cigarra Silver Project: Kootenay Silver Inc
- Kootenay – Correction: Kootenay Silver Inc 1
- Oroco Increases South Zone Certainty at Santo Tomás: Oroco Resource Corp
- Heliostar Set to Expand La Colorada with Strong Drill Results and Key Permits: Heliostar Metals Ltd
- Southern Silver Initiates Infill Drilling on the Puro Corazon Target, Cerro Las Minitas Project, Durango Mexico: Southern Silver Exploration Corp
- Goldgroup Commences 24,000m Diamond Drilling Program at san Francisco Gold Project: Goldgroup Mining Inc
- Endeavour Silver Intersects High-Grade Silver and Gold Mineralization at its Terronera Operation: Endeavour Silver Corp
- Silver Storm Receives La Parrilla Mine Surface Drilling Permits: Silver Storm Mining Ltd
ON DEALS AND CORPORATE ISSUES
- Aztec Minerals Confirms Terms of Previously Announced Stock Option Grant: Aztec Minerals Corp
- Colibri Provides Update on Diamante Project Acquisition and Jackie Project Disposition: Colibri Resource Corporation
- Goldgroup Closes Purchase of the San Francisco Gold Mine Acquiring 100% of Molimentales del Noroeste, S.A. DE C.V.: Goldgroup Mining Inc
- Vizsla Royalties Announces Filing and Mailing of Meeting Materials to Approve Arrangement with Elemental Royalty: Vizsla Royalties Corp
- Minera Alamos Announces Conditional Approval to Graduate to the Toronto Stock Exchange: Minera Alamos Inc
- Elemental Royalty Announces Inclusion in Russell 3000, Russell 2000 and S&P/TSX Global Gold Index: Elemental Royalty Corporation
- Orla Mining Reports Voting Results of Annual Shareholder Meeting: Orla Mining Ltd
- Radius Gold announces leadership transition to support next phase of growth: Radius Gold Inc
- Starcore Starts Trading on OTCQX: Starcore International Mines Ltd
- Riverside Resources Appoints Marco Strub as New Director and Announces Results Annual General Shareholders Meeting: Riverside Resources Inc
- Torex Gold Announces Results of its 2026 Meeting of Shareholders: Torex Gold Resources Inc
- Guanajuato Silver Takes Advantage of Favourable Pricing to Further Accelerate Gold Loan Repayment: Guanajuato Silver Company Ltd
- Elemental Royalty Announces Publication of 2026 Asset Handbook and New Corporate Website: Elemental Royalty Corporation
- Aura Minerals Announces Repurchase Program: Aura Minerals Inc
- Goldflare Announces Proposed Reverse Takeover with Quitovac Gold Holdings, LLC Involving the Quitovac Gold Project, Sonora, Mexico: Goldflare Exploration Inc
- Elemental Royalty Declares Quarterly Dividend and Continues “In Kind” Dividend Xaut Token Payment Alternative for Shareholders: Elemental Royalty Corporation
- Newmont Announces Key Appointments for the Next Phase of Delivery: Newmont Corporation
- Regency Silver Corp. Invites Investors to Live Webinar to Review 2025/2026 Drill Results at the Dios Padre Project: Regency Silver Corp
- VVC Exploration Corporation Announces Director Resignation: VVC Exploration Corporation
ON SOCIAL RESPONSIBILITY
- No relevant news.
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 from a low-sulphidation epithermal vein system in a project in Chihuahua, Mexico. Photo taken by Miguel A Heredia.

SONORO GOLD ANNOUNCES CLOSING OF OVERSUBSCRIBED $15.5M PRIVATE PLACEMENT
The Mining and Exploration News in Mexico; Highlights on the Fourth Week of May 2026

By Jorge Cirett
During the 22nd week of the year (May 25th to May 31st, 2026), companies working in Mexico released 21 press releases. One company informed on early-stage property work while six companies presented quarterly reports. One company closed a credit facility, one other secured a working capital facility with the Mexican government, two companies increased their financing rounds, another company declared a dividend, while one more granted stock options. Two companies released drill results on their advanced projects. Two companies announced results of their AGM’s, one changed auditor, another one settled on gold delivery obligations and one other is to report semi-annually. ON MEXICO ISSUES, some paperwork for the mining industry has been simplified. EXPLORATION, in Querétaro, Starcore International Mines reached a community agreement at La Tortilla. ON MINING, Orogen Royalty, Guanajuato Silver Company, Empress Royalty, Minera Alamos, Sailfish Royalty and Silverco Mining reported quarterly results. ON FINANCING. Minera Alamos closed a US$75 M revolving credit facility and granted stock options. Vizsla Silver secured a working capital agreement with the government for the Pánuco project in Sinaloa. Southern Empire Resources and Sonoro Gold increased their private placements to C$1.75 M and C$15 M respectively, Alamos Gold declared a quarterly dividend, Sonoro Gold. ON RESOURCES AND DEVELOPMENT, Axo Metals released drilling results from the San Antonio project in Sonora. Minaurum Silver presented results from expansion drilling at the Alamos Silver project in Sonora. ON DEALS AND CORPORATE ISSUES, Americas Gold and Silver settled an agreement on a fixed gold delivery obligation. Sonoro Gold changed auditor. Alamos Gold and Elemental Royalty announced results from their respective AGM’s. Silver Viper adopted semi-annual reporting ON SOCIAL RESPONSIBILITY, Torex Gold released its “2025 Responsible Gold Mining Report” (Morelos Complex, Guerrero). Pan American Silver released its “2025 Sutainability Report” (La Colorada, Zacatecas).
ON MEXICO ISSUES
- Elimina Federación un trámite y simplifica 42 para inversiones mineras: News on Mexico
ON EXPLORATION
- Starcore Reaches Communities Agreement for La Tortilla Project: Starcore International Mines (San Martín, Querétaro)
ON MINING
- Orogen Reports Strong Q1 2026 Results with 144% Growth in Net Income: Orogen Royalties (Ermitaño, Sonora)
- Empress Reports 2026 First Quarter Financial Results: Empress Royalty (Tahuehueto, Durango)
- Guanajuato Silver Delivers Record Revenue and Record Net Income in Q1, 2026: Guanajuato Silver Company (El Cubo, Guanajuato)
- Minera Alamos Reports First Quarter 2026 Results, Setting Quarterly Records for Revenue of US$39.2 Million, Earnings of US$10.9 Million, and EBITDA of US$15.3 Million: Minera Alamos (Cerro de Oro, Zacatecas)
- Sailfish Reports Q1 2026 Results: Sailfish Royalty (Royalty on Gavilanes, Durango)
- Silverco Mining Announces Filing of Q1 2026 Interim Financial Statements and MD&A: Silverco Mining (La Negra, Querétaro)
ON FINANCING
- Minera Alamos Closes US$75 Million Revolving Credit Facility with Scotiabank and National Bank, Strengthening Balance Sheet for Organic Growth Profile: Minera Alamos (Santana, Sonora)
- Vizsla Silver Secures Working Capital Facility with Mexican Government Financial Institution for Panuco Vizsla Silver (Pánuco, Sinaloa)
- Southern Empire Increases Private Placement to $1,750,000 CAD Southern Empire Resources (Pedro, Durango)
- Alamos Gold Declares Quarterly Dividend and Announces Share Repurchases Under Normal Course Issuer Bid: Alamos Gold (Mulatos, Sonora)
- Sonoro Gold Announces Increase in Private Placement to $15 Million Sonoro Gold (Cerro Caliche, Sonora)
- Minera Alamos Announces Granting of Stock Options: Minera Alamos (Cerro de Oro, Zacatecas)
ON RESOURCES AND DEVELOPMENT
- Axo Metals Intercepts 23.6 Metres of 2.13 g/t from Surface at the San Antonio Project: Axo Metals (San Antonio, Sonora)
- Minaurum Drills High-Grade Silver on the Europa Sur Vein Zone at the Alamos Silver Project: 3.20 m of 882 g/t AgEq and 6.20 m of 374 g/t AgEq Minaurum Silver (Alamos Silver, Sonora)
ON DEALS AND CORPORATE ISSUES
- Americas Gold and Silver Announces Agreement with Affiliate of Royal Gold to Settle Fixed Gold Delivery Obligation: Americas Gold and Silver (Cosalá, Sinaloa)
- Sonoro Gold Announces Change of Auditor Sonoro Gold (Cerro Caliche, Sonora)
- Alamos Gold Announces Results of the Annual General Meeting of Shareholders: Alamos Gold (Mulatos, Sonora)
- Elemental Announces Voting Results from its 2026 Annual General and Special Meeting Elemental Royalty (Royalty on Mercedes, Sonora)
- Silver Viper Announces Adoption of Semi-Annual Reporting Framework: Silver Viper (La Virginia, Sonora)
ON SOCIAL RESPONSIBILITY
- Torex Gold Releases 2025 Responsible Gold Mining Report Torex Gold (Morelos Complex, Guerrero)
- Pan American Silver Releases 2025 Sustainability Report: Pan American Silver (La Colorada, Zacatecas)
On the image below: Epithermal quartz veining and pyrite in volcanosedimentary rocks, HQ core. Picture by Jorge Cirett.

SONORO GOLD ANNOUNCES INCREASE IN PRIVATE PLACEMENT TO $15 MILLION
SOUTHERN EMPIRE INCREASES PRIVATE PLACEMENT TO $1,750,000 CAD
VIZSLA SILVER SECURES WORKING CAPITAL FACILITY WITH MEXICAN GOVERNMENT FINANCIAL INSTITUTION FOR PANUCO
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:

- Mexico´s Best Drilling Intercepts. Third Week of May, 2026: Gambusino Prospector de Mexico SA de CV
ON EXPLORATION
- Masivo Silver Completes Phase 1 Drill Program at Cerro Colorado and Appoints Chief Financial Officer: Masivo Silver Corp
- Questcorp Mining and Riverside Resources Complete Expanded Drone Aeromagnetic Survey at La Union Project; Questcorp Mining Inc Riverside Resources Inc
ON MINING
- IMPACT Silver Announces Q1 2026 Financial Results with Revenue Nearly Tripling to $31.2Million and Record Net Income of $11.3 Million: IMPACT Silver Corp
- Sierra Madre Reports Strong Q1 2026 Financial Results, Record Quarterly Revenues: Sierra Madre Gold and Silver Ltd
- STARCORE Reports Fourth Quarter Production Results: Starcore International Mines Ltd
ON FINANCING
- Vortex Metals Announces Further Extension of Non-Brokered Private Placement: Vortex Metals Inc
- Sonoro Gold Announces $10 Million Private Placement: Sonoro Gold Corp
- Kootenay Resources Announces Non-Brokered Private Placement of up to $500,000: Kootenay Resources Inc
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
- Alamos Gold Announces Management Appointments: Alamos Gold Inc
- Torex Gold Announces Appointment of Chief Financial Officer: Torex Gold Resources Inc
- Minera Alamos Announces Partial Repurchase of a Royalty on Its Cerro de Oro Project: Minera Alamos Inc
- Vizsla Silver Appoints Senior Vice President, Technical Services: Vizsla Silver Corp
- Silver Spruce Resources Inc. Announces Grant of Options. Silver Spruce Resources Inc
- Silverco Mining Completes Acquisition of Nuevo Silver to Become the Newest Silver Producer: Silverco Mining Ltd
- Silver Tiger Metals Announces Graduation to the Toronto Stock Exchange: Silver Tiger Metals Inc
- Vizsla Silver Appoints Guillermo Hernandez as Vice President, Exploration & Promotes Jesus Velador to Chief Geologist: Vizsla Silver Corp
- GR Silver Announces a Celebration of Life for Founder Márcio Fonseca: GR Silver Mining Ltd
- Silver Wolf Adopts Semi Annual Financial Reporting: Silver Wolf Exploration Ltd
- Americas Gold and Silver Announces Agreement with Sprott Mining Inc., to Terminate Silver Delivery Agreement: Americas Gold and Silver Corporation
- GR Silver Provides a Corporate Update: GR Silver Mining Ltd
ON SOCIAL RESPONSIBILITY
- Aura Announces its 2025 Sustainability Report: Aura Minerals Inc
- Heliostar Publishes Inaugural Sustainability Report: Heliostar Metals Ltd
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.
