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GoldMining (NYSE: GLDG) launches 1,200 m drill program at Yarumalito

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Form Type
6-K

Rhea-AI Filing Summary

GoldMining Inc. has started a 2026 exploration core drilling program at its 100%-owned Yarumalito gold-copper project in Colombia’s Mid Cauca belt. The work tests a refined geological model focused on the P-1 intrusive host unit and nearby epithermal veins.

The existing mineral resource estimate at Yarumalito totals 66.3 million tonnes at 0.58 g/t gold and 0.09% copper, for 1.23 million ounces of inferred gold and 129 million pounds of inferred copper, based on about 18,000 m of historical core drilling. The new program plans approximately 1,200 m in three porphyry-focused holes plus a fourth hole targeting mapped epithermal veins.

Positive

  • None.

Negative

  • None.
Inferred gold resource 1.23 million ounces Au Estimated inferred mineral resources at Yarumalito
Inferred copper resource 129 million pounds Cu Estimated inferred mineral resources at Yarumalito
Resource tonnage 66.3 million tonnes Tonnage in existing Yarumalito mineral resource estimate
Gold grade 0.58 g/t Au Average gold grade in existing Yarumalito resource
Copper grade 0.09% Cu Average copper grade in existing Yarumalito resource
Historical drilling length 18,000 m core Approximate historical drilling used for the mineral resource estimate
Planned 2026 drilling 1,200 m core Approximate length of planned 2026 exploration drilling program
Historical drill holes 50 holes Number of drill holes underpinning the existing Yarumalito resource
inferred mineral resources financial
"129 million pounds Cu of estimated inferred mineral resources."
An inferred mineral resource is an estimate of the quantity and grade of minerals in the ground based on limited sampling and geological information, where confidence is low and continuity is uncertain. For investors it signals potential value but also higher risk—like a rough sketch of a hidden treasure that requires much more exploration and testing before you can reliably judge its size or economic worth.
National Instrument 43-101 regulatory
"qualified person as defined in National Instrument 43-101 – Standards of Disclosure"
National Instrument 43-101 is a set of rules and guidelines that govern how mineral exploration and mining companies must report information about their projects. It ensures that the details shared with investors are accurate, consistent, and reliable—similar to how a detailed, verified blueprint ensures a building’s safety. This helps investors make informed decisions based on trustworthy information about a company's mineral resources.
epithermal veins technical
"epithermal veins containing pyrite, galena, sphalerite and chalcopyrite."
Epithermal veins are narrow, mineral-rich seams formed when hot, mineral-bearing fluids move through cracks near the Earth’s surface and cool, leaving behind concentrated layers of metals such as gold and silver. For investors, these features matter because they can indicate a high-grade, potentially mineable deposit close to the surface—comparable to finding a concentrated streak of ore in a rock that can greatly boost a mining project's value and lower extraction costs.
porphyry-style mineralization technical
"test the geometry and extents of the porphyry-style of mineralization in the ‘P-1’ intrusive phase"
Porphyry-style mineralization is a type of large, spread-out deposit where metals such as copper, gold and molybdenum are dispersed through a volume of rock around an intrusive body. Think of it like a vast field with many small grains of metal rather than a single rich vein. Investors care because these deposits can support long-lived, high-volume mining operations with steady output and predictable costs, making them attractive for large-scale resource development.
Mid Cauca Au-Cu Belt technical
"located in the Mid Cauca Au-Cu Belt of central Colombia"

 

U.S. SECURITIES AND EXCHANGE COMMISSION

Washington D.C. 20549

 

FORM 6-K

 

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

 

For the month of May 2026

 

Commission File Number: 001-39566

 

 

GoldMining Inc.

(Translation of registrant's name into English)

 

Suite 1830, 1188 West Georgia Street, Vancouver, British Columbia, Canada

(Address of principal executive office)

 

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

 

☐ Form 20-F

 

☒ Form 40-F

 

 

 

 

 

 

EXHIBIT INDEX

 

 

Exhibit

Number

Description

   

99.1

News Release dated May 26, 2026

 

 

 

 

SIGNATURES

 

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

 

GOLDMINING INC.

 

 

By:

/s/ Pat Obara

 

Pat Obara

 

Chief Financial Officer

 

 

Date: May 26, 2026

 

 

 

 

Exhibit 99.1

 g01.jpg

 

 

GoldMining Commences 2026 Exploration Drilling Program

at its Yarumalito Gold-Copper Project, Colombia

 

Vancouver, British Columbia – May 26, 2026 – GoldMining Inc. (TSX: GOLD; NYSE American: GLDG) (the "Company" or "GoldMining") is pleased to announce that it has commenced an exploration-focused core drilling program on its 100%-owned Yarumalito Gold-Copper Project ("Yarumalito" or the "Project") in the Mid Cauca gold-copper belt of Antioquia, Colombia.

 

Highlights:

 

 

Fully Funded Drill Program Underway: The diamond core drill is actively turning on site for an approximate 1,200-metre systematic program.

 

 

Testing a New and Enhanced Geological Model: Drilling will follow-up on high priority targets previously identified through comprehensive relogging of historical core.

 

 

Expanding the Mineralized P-1 Porphyry: Testing new zones of potential bedrock mineralization in under-drilled portions of the host ‘P-1’ porphyry unit, the principal host of gold-copper (“Au-Cu”) mineralization at the Project.

 

 

Building on Historical Drill Intercepts:

 

 

o

257 metres ("m") at 0.50 grams per tonne ("g/t") gold ("Au") and 0.1% copper (“Cu”) from surface (YAR-06)

 

 

o

250 m at 0.51 g/t Au and 0.13% Cu from surface (YAR-08)

 

 

o

141.4 m at 0.77 g/t Au and 0.09% Cu from surface (YAR-11)

 

Alastair Still, President and Chief Executive Officer of GoldMining, commented: “Yarumalito sits in the heart of Colombia’s prolific Mid Cauca belt, in close proximity to major discoveries like Collective Mining’s Guayabales project and Aris Mining’s Marmato mine. With diamond core drilling now underway on our second active exploration drilling program in the Americas for 2026, we are testing a newly refined geological model at Yarumalito. This large, highly accessible gold-copper porphyry system remains open in all directions and the targeted drill program is our first step in seeking to unlock the substantial step-out growth potential of the mineralized P-1 host unit.”

 

About Yarumalito

 

The 100% owned Yarumalito project is located in the Mid Cauca Au-Cu Belt of central Colombia, approximately 105 kilometers south-southwest of Medellín, Colombia’s second most important economic center, and 40 kilometers south of the Company’s La Mina project. Neighbouring projects include Aris Mining Corporation’s Marmato Gold Mine and Collective Mining Ltd.’s Guayabales Project.

 

Gold-copper mineralization is related to porphyry intrusive bodies of potassic altered diorite with disseminated and fracture-controlled pyrite, chalcopyrite and magnetic, which is cross-cut by structurally controlled intermediate sulphidation epithermal veins containing pyrite, galena, sphalerite and chalcopyrite.

 

An existing mineral resource estimate ("MRE") was previously completed by the Company on the Project based on 50 historical drill holes (drilled between 2005 and 2013) containing approximately 18,000 m of core. The MRE comprises 66.3 million tonnes at 0.58 g/t Au and 0.09% Cu for 1.23 million ounces Au and 129 million pounds Cu of estimated inferred mineral resources. For further information regarding the Project, including the MRE, please see the ‘Technical Report Yarumalito Gold-Copper Property, Departments of Antioquia and Caldas, Republic of Colombia’, with an effective date of April 1, 2020, a copy of which is available under the Company’s profile on SEDAR+ at www.sedarplus.ca.

 

 

 

The approximate 1,200 m planned core drilling program is expected to comprise three drill holes to test the geometry and extents of the porphyry-style of mineralization in the ‘P-1’ intrusive phase, which is demonstrated from systematic relogging of historical drill core to represent the principal host lithology of the gold and copper mineralization. A fourth drill hole is planned to target epithermal veins mapped from abandoned underground historical mine workings, with the objective to test the geometry, width and grade characteristics of the over-printing epithermal mineralization. The minor underground historic workings are not active and there is no known artisanal mining occurring on the Property.

 

nfigure1.jpg

 

Figure 1

Location map of Yarumalito Project in the Mid Cauca Au-Cu Belt of central Colombia.

 

 

 

Qualified Person

 

Tim Smith, VP, Exploration of GoldMining, has supervised the preparation of, and verified and approved all scientific and technical information herein. Mr. Smith is also a qualified person as defined in National Instrument 43-101 – Standards of Disclosure for Mineral Projects ("NI 43-101").

 

About GoldMining Inc.

 

GoldMining Inc. is a public mineral exploration company focused on acquiring and developing gold assets in the Americas. Through its disciplined acquisition strategy, GoldMining now controls a diversified portfolio of resource-stage gold and gold-copper projects in Canada, the U.S.A., Brazil, Colombia, and Peru.

 

For additional information, please contact:

 

Martin Dumont
VP, Corporate Development & Investor Relations

Telephone: (855) 630-1001

Email: info@goldmining.com

 

Notice to Readers

 

Technical disclosure regarding the Project has been prepared by the Company in accordance with NI 43-101. NI 43-101 is a rule of the Canadian Securities Administrators which establishes standards for all public disclosure an issuer makes of scientific and technical information concerning mineral projects. These standards differ from the requirements of the U.S. Securities and Exchange Commission (“SEC”) and the scientific and technical information contained in this news release may not be comparable to similar information disclosed by domestic United States companies subject to the SEC's reporting and disclosure requirements.

 

Forward-looking Statements

 

Certain of the information contained in this news release constitutes forward-looking information and forward-looking statements within the meaning of applicable Canadian and U.S. securities laws (forward-looking statements), which involve known and unknown risks, uncertainties and other factors that may cause the Companys actual results, performance and achievements to be materially different from the results, performance or achievements expressed or implied therein. Forward-looking statements, which are all statements other than statements of historical fact, include, but are not limited to, statements respecting the Companys proposed exploration program at the Project and its strategy and business plans. Forward-looking statements are based on the then-current expectations, beliefs, assumptions, estimates and forecasts about the business and the markets in which GoldMining operates. Investors are cautioned that all forward-looking statements involve risks and uncertainties, including: the inherent risks involved in the exploration and development of mineral properties, fluctuating metal prices, unanticipated costs and expenses, risks related to government and environmental regulation, social, permitting and licensing matters, and uncertainties relating to the availability and costs of financing needed in the future. These risks, as well as others, including those set forth in GoldMinings Annual Information Form for the year ended November 30, 2025, and other filings with Canadian securities regulators and the SEC, could cause actual results and events to vary significantly. Accordingly, readers should not place undue reliance on forward-looking statements. There can be no assurance that forward-looking statements, or the material factors or assumptions used to develop such forward-looking statements, will prove to be accurate. The Company does not undertake to update any forward-looking statements, except in accordance with applicable securities law.

 

 

FAQ

What did GoldMining Inc. (GLDG) announce in this 6-K filing?

GoldMining Inc. announced it has begun a 2026 exploration core drilling program at its 100%-owned Yarumalito gold-copper project in Colombia, aiming to test a refined geological model and expand understanding of the main mineralized host unit and associated epithermal veins.

How large is the current mineral resource at GoldMining’s Yarumalito project?

Yarumalito’s existing mineral resource estimate comprises 66.3 million tonnes grading 0.58 g/t gold and 0.09% copper. This equates to an estimated 1.23 million ounces of inferred gold and 129 million pounds of inferred copper based on historic drilling between 2005 and 2013.

What is the scope of GoldMining’s 2026 drilling program at Yarumalito?

The 2026 program plans approximately 1,200 metres of core drilling across three holes targeting porphyry-style mineralization in the P-1 intrusive phase. A fourth drill hole will test mapped epithermal veins from old underground workings to assess their geometry, width, and grade characteristics.

Where is the Yarumalito gold-copper project located in Colombia?

Yarumalito lies in the Mid Cauca Au-Cu Belt of central Colombia, about 105 kilometres south-southwest of Medellín and 40 kilometres south of GoldMining’s La Mina project. Nearby projects include Aris Mining’s Marmato mine and Collective Mining’s Guayabales project.

What geological style of mineralization is present at Yarumalito?

Gold-copper mineralization at Yarumalito is mainly porphyry-style within potassic-altered diorite intrusions hosting disseminated and fracture-controlled sulphides. This is overprinted by structurally controlled intermediate sulphidation epithermal veins containing minerals such as pyrite, galena, sphalerite and chalcopyrite.

Who is the qualified person for the technical information on Yarumalito?

Tim Smith, GoldMining’s VP Exploration, is the qualified person responsible for the scientific and technical information on Yarumalito. He meets the definition of a qualified person under Canada’s National Instrument 43-101, which governs public mineral project disclosure standards.

Filing Exhibits & Attachments

1 document