Excelsior Mining Announces Option Agreement with Nuton, a Rio Tinto Venture

PHOENIX, Arizona–(Newsfile Corp. – July 31, 2023)– Excelsior Mining Corp. (TSX: MIN) (FSE: 3XS) (OTCQB: EXMGF) (“Excelsior” or “Company”) is an option contract (“agreement“) Partnered with Newton LLC, a Rio Tinto venture, to further evaluate the use of Newton™ copper heap leaching technology at Excelsior’s Johnson Camp Mine in Cochise County, Arizona. Under this agreement, […]

Excelsior Mining Announces Permit Amendment for Well Stimulation at Gunnison Copper Mine is Now Effective

Phoenix, Arizona–(Newsfile Corp. – June 1, 2023)– Excelsior Mining Corp. (TSX: MIN) (FSE: 3XS) (OTCQB: EXMGF) (“Excelsior” or “Company”) The Company announces that an amended Class III Underground Injection Control (“UIC”) Zone Permit permitting well stimulation at the Gunnison Copper Project in Cochise County, Southeast Arizona, has become effective May 26. I am happy that […]

Excelsior Mining Announces the Permit Amendment for Well Stimulation at the Gunnison Copper Mine is Now Effective

Excelsior Mining Announces Permit Amendment to Gunnison Copper Mine Well Stimulation Takes Effect Phoenix, Arizona–(Newsfile Corp. – June 1, 2023)– Excelsior Mining Corp. (TSX: MIN) (FSE: 3XS) (OTCQB: EXMGF) (“Excelsior” or “Company”) The Company announces that an amended Class III Underground Injection Control (“UIC”) Zone Permit permitting well stimulation at the Gunnison Copper Project in […]

Excelsior Mining Announces Retirement of Director

PHOENIX, Arizona–(Newsfile Corp. – March 31, 2023)- Excelsior Mining Corp. (TSX: MIN) (FSE: 3XS) (OTCQB: EXMGF) (“Excelsior” or “Company”) announced that long-time Director Sir Robin Renwick will retire from the Company’s Board effective 31 March 2023. Lord Renwick has elected to retire for reasons of age, as well as other public board positions. First appointed […]

Excelsior Mining Announces Closing of US$3,000,000 Financing

Get instant alerts when breaking news about your stock. Claim your 1 week free trial Street Insider Premium here. PHOENIX, Arizona–(Newsfile Corp. – February 9, 2023)- Excelsior Mining Corp. (TSX: MIN) (FSE: 3XS) (OTCQB: EXMGF) (“Excelsior” or “Company”) today announced that it has closed a private placement of its US$3 million unsecured convertible debentures (“bond […]

Excelsior Mining Announces Extension of Nebari Loan and Us$3,000,000 Financing

PHOENIX, Arizona–(Newsfile Corp. – January 30, 2023)- Excelsior Mining Corp. (TSX: MIN) (FSE: 3XS) (OTCQB: EXMGF) (“Excelsior” or “Company”) owns the Company and its wholly owned subsidiary, Excelsior Mining Arizona, Inc. (“Excelsior Arizona“) stands for Nebari Natural Resources Credit Fund I LP (“persistence“) Extending the maturity date of the existing USD 15 million credit facility […]

Excelsior Mining Receives Approval for New Leach Pad at Johnson Camp Mine

PHOENIX, Arizona–(Newsfile Corp. – January 23, 2023)- Excelsior Mining Corp. (TSX: MIN) (FSE: 3XS) (OTCQB: EXMGF) (“Excelsior” or “Company”) We are pleased to announce that the new leach pad at the Johnson Camp Mine (JCM) facility has received approval from the Arizona Department of Environmental Quality (ADEQ). The Johnson Camp Aquifer Conservation Permit (APP) has […]

Excelsior Mining to explore Nuton leaching options at Johnson Camp mine

Posted by Daniel Gleeson on January 18, 2023 Excelsior Mining says it has entered into a collaboration agreement with Rio Tinto venture Nuton LLC to evaluate the use of Nuton copper heap leaching technology at Excelsior’s Johnson Camp mine in Cochise County, Arizona, USA . Rio Tinto developed Nuton technology. Nuton Technology is […]