private placement
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.

The Mining and Exploration News in Mexico; Highlights on the Second Week of June 2026

By Jorge Cirett
During the 24th week of the year (June 8th to June 14th, 2026), 26 companies working in Mexico posted press releases. Three companies informed about early-stage property work and one company poured its first doré. Two companies joined an additional Index, one company announced a normal course issuer bid, one more announced a dividend, and another the closing of a private placement. One company secured construction permits for an underground mine, one more announced the arrival of another drilling rig, two companies released drill results on their advanced projects, and another one announced a fatality on an advanced project. Nine companies presented deals and corporate issues. ON MEXICO ISSUES, LitioMx was obliged to present information on its budget and exploration activities after the institution had reject to do so on grounds of National Security (the preferred method applied by the actual and past federal administrations to evade the obligation to disclose information). The US$0.81 M annual budget was 97% applied on salaries for 17 employees, and no budget was allocated to any specific project. EXPLORATION, in Sonora, Questcorp Mining and Riverside Resources are to commence a phase 2 drilling campaign at La Unión. In Oaxaca, EV Resources informed on geophysical targeting at Los Lirios. ON MINING, Silver Storm Mining conducted the first doré production at La Parrilla. ON FINANCING. Altius Minerals is to join the S&P/TSX Composite Index, and Coeur Mining the S&P MidCap 400 Index. Elemental Royalty announced an issuer bid. Salifish Royalty declared a dividend. Sonoro Gold closed an oversubscribed private placement. ON RESOURCES AND DEVELOPMENT, GoGold Resources obtained the final permits for construction of the Los Ricos South underground mine. Capitan Silver announced the arrival of an additional rig at its Cruz de Plata project. Mithril Silver and Gold released drilling results from its Copalquín project. Kootenay Silver announced a fatality at its Columba project. Pacifica Silver reported drilling results from its Claudia project. ON DEALS AND CORPORATE ISSUES, Avino Silver & Gold Mines announced key appointments. Heliostar Metals and Zacatecas Silver announced the closing of the definitive option agreement on non-core Heliostar properties. Silver Spruce Resources announced management changes and the grant of options. Americas Gold and Silver closed on an agreement to settle silver and gold delivery obligations. Luca Mining provided an operations and corporate update. First Majestic reported on its AGM. Galore Resources provided an update on the Dos Santos project. Capitan Silver informed on its AGM results. ON SOCIAL RESPONSIBILITY, Santacruz Silver published its 2025 sustainability report for its Mexican operations (Zimapán, Hidalgo).
ON MEXICO ISSUES
- LitioMx was forced to provide information on exploration, budget and activities. Most (97%) of the 0.81 M annual budget was applied on salaries, while no budget was allocated to any specific project: News on Mexico
ON EXPLORATION
- Questcorp Commences Fully Funded Phase 2 Drill Campaign at La Union Targeting Gold-Silver Carbonate Replacement District Potential: Questcorp Mining (La Unión, Sonora)
- Riverside Resources and Questcorp Announce Commencement of Phase 2 Drilling at Union Project, Sonora, Mexico Riverside Resources (La Unión, Sonora)
- EV Resources: Geophysics Reveals New Targets and Increased Scale Potential at Lirios 1 EV Resources (Los Lirios, Oaxaca)
ON MINING
- Silver Storm Conducts First Pour of Silver-Gold doré at La Parrilla: Silver Storm Mining (La Parrilla, Durango)
ON FINANCING
- Altius Minerals Corporation to Join the S&P/TSX Composite Index: Altius Minerals (royalty on Cuale, Jalisco)
- Coeur Mining to Join S&P MidCap 400 Index: Coeur Mining (Las Chispas, Sonora)
- Elemental Royalty Announces Normal Course Issuer Bid Elemental Royalty (royalty on Mercedes, Sonora)
- Sailfish Royalty Declares Q2 2026 Dividend: Sailfish Royalty (Royalty on Gavilanes, Durango)
- Sonoro Gold Announces Closing of Oversubscribed $15.5 M Private Placement: Sonoro Gold (Cerro Caliche, Sonora)
ON RESOURCES AND DEVELOPMENT
- GoGold Achieves Major Milestone: Final Remaining Permits Secured and Construction Approved for Los Ricos South Underground Mine: GoGold Resources (Los Ricos South, Jalisco)
- Capitan Silver Announces Arrival of 4th Drill Rig at the Cruz De Plata Project Capitan Silver (Cruz de Plata, Durango)
- Mithril Drills 4.01 g/t Gold, 225 g/t Silver Over 7.25 M Including 15.25 g/t Gold, 533 g/t Silver Over 0.5 m at Target 1, Copalquin Mithril Silver and Gold (Copalquín, Durango)
- Kootenay Reports Incident at Columba Silver Project: Kootenay Silver (Columba, Chihuahua)
- Pacifica Silver Reports Strong Gold-Silver Intercepts at Claudia Project and Extends Justina Vein to 600 Metres in Strike Length: Pacifica Silver (Claudia, Durango)
ON DEALS AND CORPORATE ISSUES
- Avino Announces Key Senior Executive Appointments: Avino Silver & Gold Mines (Avino and La Preciosa, Durango)
- Heliostar Announces Closing of Option Agreement with Zacatecas Silver for Non-Core Properties Heliostar Metals (Ana Paula, Guerrero)
- Zacatecas Silver Enters into Definitive Option Agreement to Acquire MultiAsset Exploration Portfolio from Heliostar Metals Zacatecas Silver (Esperanza, Morelos)
- Silver Spruce Resources, Inc. Announces Management Changes and Option Grants Silver Spruce Resources (Pino de Plata, Chihuahua)
- Americas Gold and Silver Closes Previously announced Agreements to Settle Silver and Gold Delivery Obligations Americas Gold and Silver (Cosalá, Sinaloa)
- Luca Mining Provides Operations and Corporate Update: Luca Mining (Campo Morado, Guerrero)
- First Majestic Announces Voting Results from 2026 Annual General Meeting First Majestic Silver (San Dimas, Durango)
- Galore Provides Corporate Update on Dos Santos Project, Concessions, Legal Developments, Concession Regularization and Shareholder Financing: Galore Resources (Dos Santos, Zacatecas)
- Capitan Silver Announces Results of Annual General and Special Meeting of Shareholders: Capitan Silver (Cruz de Plata, Durango)
ON SOCIAL RESPONSIBILITY
- Santacruz Silver Announces Publication of 2025 Sustainability Report for Mexican Operations Santacruz Silver Mining (Zimapán, Hidalgo)
On the image below: Epithermal quartz veining and pyrite in volcanosedimentary rocks, HQ core. Picture by Jorge Cirett.

SONORO GOLD ANNOUNCES CLOSING OF OVERSUBSCRIBED $15.5M PRIVATE PLACEMENT
Infinitum Announces Cancellation of Non-Brokered 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
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.

The Mining and Exploration News in Mexico; Highlights on the Second Week of May 2026

By Jorge Cirett
During the 20th week of the year (May 11th to May 17th, 2026), companies working in Mexico released 39 press releases. Two companies informed on early-stage property work and ten companies presented quarterly reports. Two companies adopted semi-annual reporting, one company declared a dividend, one more repaid a loan, and one other closed a private placement while one more granted stock options. Three companies released drill results on their advanced projects, and one more updated the technical report on a property. Five companies announced appointments and officers changes, one company is acquiring more ground, two mid-tier companies announced their merger, one company reported its AGM results, and the acquisition of a royalty company was announced. ON MEXICO ISSUES, no relevant news. ON EXPLORATION, in Sonora, Tocvan Ventures reported continued drilling and exploration at Gran Pilar. In Chihuahua, Kingsmen Resources completed topographic surveys at Las Coloradas and Almoloya. ON MINING, Orla Mining, First Majestic, Altius Minerals, Heliostar Metals, Osisko Development, Elemental Royalty, Discovery Silver, Americas Gold and Silver, Avino Silver & Gold Mines, Santacruz Silver and Golden Minerals reported quarterly results. ON FINANCING Silver Viper and Regency Silver adopted semi-annual reporting. Coeur Mining reported a dividend. Heliostar Metals granted stock options. Guanajuato Silver repaid a gold loan. J2 Metals closed the second tranche of a private placement for C$356 K in gross proceeds. ON RESOURCES AND DEVELOPMENT, Goldgroup updated the technical report on the San Francisco mine in Sonora. Capitan Silver released results from drilling at Cruz de Plata in Durango. Defiance Silver announced drilling results from its Zacatecas project in Zacatecas. Mithril Silver and Gold provided assay results from drilling at the Target 1 of its Copalquin project in Durango. ON DEALS AND CORPORATE ISSUES, Oroco Resource, Minera Alamos, Vizsla Silver, Regency Silver and Goldgroup announced appointments to the board. Sonoro Gold signed a LOI on the acquisition of adjacent ground at Cerro Caliche, in Sonora. Equinox Gold and Orla Mining announced their merger. Altius Minerals presented results of its AGM. Elemental Royalty is to acquire Vizsla Royalties. Minera Alamos is to change name to Mining Americas. ON SOCIAL RESPONSIBILITY, No relevant news.
ON MEXICO ISSUES
- No relevant news
ON EXPLORATION
- Tocvan Accelerates Gran Pilar: 5,000+ Meters Drilled to Date, Historic Workings Discovered on South Block, Pilot Progresses: Tocvan Ventures (Gran Pilar, Sonora)
- Kingsmen Completes 60 km² Precision Satellite Topographic Surveys at Las Coloradas and Almoloya, Advancing Drill Targeting Across the High-Grade Parral Silver-Gold District, Chihuahua, Mexico: Kingsmen Resources (Las Coloradas, Chihuahua)
- Tocvan Announces New surface Gold-Silver Results, Outlining New Target 3 Kilometers East of Main Zone at Gran Pilar Gold-Silver Project: Tocvan Ventures (Gran Pilar, Sonora)
ON MINING
- Orla Mining Reports First Quarter 2026 Financial Results: Orla Mining (Camino Rojo, Zacatecas)
- First Majestic Announces Q1 2026 Financial Results and Increased Quarterly Dividend Payment; Provides Management Updates: First Majestic Silver (San Dimas, Sinaloa)
- Altius Reports Q1 2026 Attributable Royalty Revenue of $26.8M and Adjusted Earnings(1) of $5.4M: Altius Minerals (royalty on Cuale, Jalisco)
- Heliostar Presents Record Q1 2026 Financial and Operating Results: Heliostar Metals (Ana Paula, Guerrero)
- Osisko Development Reports First Quarter 2026 Results: Osisko Development (sold San Antonio, Sonora)
- Elemental Royalty Announces Record Quarterly Revenue and Adjusted EBITDA Elemental Royalty (royalty on Mercedes, Sonora)
- Discovery Silver Reports Solid Earnings and Cash Flow in Q1 2026: Discovery Silver (Cordero, Chihuahua)
- Americas Gold and Silver Reports Record Production and Sales in Q1 2026 as Execution on the Growth Plan Continues at Galena: Americas Gold and Silver (Cosalá, Sinaloa)
- Avino Delivers Record Q1 2026 Financial Results: Avino Silver & Gold Mines (Avino, Durango)
- Santacruz Silver Reports First Quarter 2026 Financial Results: Santacruz Silver (Zimapán, Hidalgo)
- Golden Minerals Reports First Quarter 2026 Financial Results: Golden Minerals (sold Velardeña, Durango)
ON FINANCING
- Silver Viper Announces Adoption of Semi-Annual Reporting: Silver Viper Minerals (Cerro Caliche, Sonora)
- Heliostar Grants Options and RSUs under its Omnibus Equity Incentive Compensation Plan: Heliostar Metals (Ana Paula, Guerrero)
- Coeur Declares Inaugural Dividend: Coeur Mining (Palmarejo, Chihuahua)
- Guanajuato Silver Accelerates Gold Loan Repayment: Guanajuato Silver (El Cubo, Guanajuato)
- J2 Metals Inc. Announces Closing of Flow-Through Private Placement: J2 Metals (Sierra Plata, Estado de México)
- Regency Silver Adopts Semi-Annual Reporting and Stock Option Grants: Regency Silver (Dios Padre, Sonora)
ON RESOURCES AND DEVELOPMENT
- Goldgroup Files Updated Technical Report on San Francisco Gold Project: Gold Group Mining (San Francisco, Sonora)
- Capitan Silver Intersects 935 g/t Silver Equivalent over 1.3 Metres, Within a Wider Zone of 157 g/t Silver Equivalent over 20.0 Metres at the Cruz De Plata Project: Capitan Mining (Cruz de Plata, Durango)
- Defiance Silver Drilling Returns up to 356 g/t Ag and 2.15 g/t Au in Additional Silver and Gold Structures: Defiance Silver (Zacatecas Project, Zacatecas)
- Mithril Drills 7.00 g/t Gold, 370 g/t Silver Over 9.65 m Including 30.7 g/t Gold, 1,780 g/t Silver Over 0.5 m at Target 1, Copalquin: Mithril Silver and Gold (Copalquín, Durango)
ON DEALS AND CORPORATE ISSUES
- Oroco Resource Corp. Appoints New CEO: Oroco Resource (Santo Tomás, Sinaloa)
- Minera Alamos Strengthens Board and Management Team and Proposes Name Change to Mining Americas Inc.: Minera Alamos (Santana, Sonora)
- Sonoro Gold Announces Letters of Intent to Acquire Adjacent Mineral Concessions to Further Expand the Cerro Caliche Gold Project: Sonoro Gold (Cerro Caliche, Sonora)
- Vizsla Silver Announces Change of Corporate Secretary: Vizsla Silver (Panuco, Sinaloa)
- Equinox Gold and Orla Mining Combine to Create North America’s New Senior Gold Producer: Built to Grow, Built to Last: Orla Mining (Camino Rojo)
- Equinox Gold and Orla Mining Combine to Create North America’s New Senior Gold Producer: Built to Grow, Built to Last: Equinox Gold (Los Filos, Guerrero)
- Altius Reports Voting Results From its May 13, 2026 Annual and Special Meeting: Altius Minerals (royalty on Cuale, Jalisco)
- Elemental Royalty to Acquire Vizsla Royalties, Securing Long-Life Royalty Exposure to the Panuco Silver-Gold Project: Elemental Royalty (royalty on Mercedes, Sonora)
- Vizsla Silver appoints Former Senior Mexican Government Mining Official as Vice President, Government Relations: Vizsla Silver (Panuco, Sinaloa)
- Regency Silver Corp. (TSXV: RSMX) Appoints Private Equity Fund Manager Alejandro Sucre to Board of Directors: Regency Silver (Dios Padre, Sonora)
- Goldgroup Announces Nominees to Board in Connection with Proposed Business Combination with Gold Resource Corporation and Amends Arrangement Agreement: Goldgroup Mining (Cerro Prieto, Sonora)
ON SOCIAL RESPONSIBILITY
- No Relevant News
On the image below: Epithermal quartz veining and pyrite in volcanosedimentary rocks, HQ core. Picture by Jorge Cirett.
