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Excelsior Mining Signs Letter of Intent with Cochise College for Local Workforce Development Partnership

Mergers & Acquisitions

NEWS RELEASE

Excelsior Mining Signs Letter of Intent with Cochise College for Local Workforce

Development Partnership

October 10th, 2024

Excelsior Mining Corp. (TSX: MIN) (OTCQB: EXMGF) (FSE: 3XS) ("Excelsior" or the “Company”)

is pleased to announce that it has entered into a letter of intent (LOI) for a Workforce Development

Agreement with Cochise College for a local workforce development partnership for its under-construction

Johnson Camp Mine (JCM) and future development Gunnison Copper project in Cochise County,

Arizona.

“We believe this collaboration holds great promise and potential for both Excelsior and Cochise College

to develop and foster highly skilled mining jobs in the area,” states Craig Hallworth, SVP and Chief

Financial Officer of Excelsior Mining. He continues, “Excelsior is rapidly constructing the Johnson Camp

Mine which will be a crucial part of the clean energy supply chain and provide dozens of permanent mine

jobs and temporary construction jobs to the area.”

"Cochise College is excited to explore workforce training opportunities with Excelsior Mining that will

create jobs and strengthen the economic vitality of our County" comments Dr. James Perey, Executive

Vice President at Academics at Cochise College.

Based on the LOI, Excelsior welcomes:

 Engaging Cochise College to design, set up and administer Excelsior’s apprenticeship program.

 Cochise College developing specialized course content, such as Mine Safety and Health

Administration (MHSA) training or process plant instrumentation technician training, including the

possibility of Excelsior providing for qualified course instructors.

 Excelsior participating in career days and in job boards to advertise available positions.

Excelsior has been hiring a local workforce from the area for over a decade and has made community

engagement a key priority. Excelsior participates in community support through its donations of money,

people and materials to assist local organizations. Excelsior is a member of the Southeast Arizona

Economic Development Group (SAEDG) which promotes economic development in the region.

ABOUT EXCELSIOR MINING

Excelsior “The Copper Solution Company ” is a mineral exploration and production company that owns

and operates the Gunnison Copper Project in Cochise County, Arizona. The project is a low cost,

environmentally friendly in-situ recovery copper extraction project that is permitted to 125 million pounds

per year of copper cathode production. Excelsior also owns the past producing Johnson Camp Mine,

which with Nuton LLC, a Rio Tinto Venture is in Stage 2 of a process to restart the mine using Nuton

technologies, with first copper expected to be produced in 2025. Excelsior additionally owns a portfolio

of exploration projects, including the Peabody Sill and the Strong and Harris deposits.

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For more information on Excelsior, please visit our website at www.excelsiormining.com.

For further information regarding this press release, please contact:

Excelsior Mining Corp.

Concord Place, Suite 300, 2999 North 44th Street, Phoenix, AZ, 85018.

Shawn Westcott

T: 604.365.6681

E: [email protected]

www.excelsiormining.com

Cautionary Note Regarding Forward-Looking Information

This news release contains "forward-looking information" concerning anticipated developments and events that may

occur in the future. Forward looking information contained in this news release includes, but is not limited to,

statements with respect to the terms and benefits of the letter of intent with Cochise College, the rapid construction

the Johnson Camp Mine, that the Johnson Camp Mine will be a crucial part of the clean energy supply chain, the

number of permanent and temporary jobs provided, future production and production capacity from the Company’s

mineral projects.

In certain cases, forward-looking information can be identified by the use of words such as "plans", "expects" or

"does not expect", "budget", "scheduled", "estimates", "forecasts", "intends", "anticipates" or "does not anticipate",

or "believes", or variations of such words and phrases or state that certain actions, events or results "may", "could",

"would", "might", "occur" or "be achieved" suggesting future outcomes, or other expectations, beliefs, plans,

objectives, assumptions, intentions or statements about future events or performance. Forward-looking information

contained in this news release is based on certain factors and assumptions regarding, among other things, the

availability of financing to implement the Company’s operational plans, the execution of a definitive agreement for

the letter of intent with Cochise College, the estimation of mineral resources and mineral reserves, the realization

of resource and reserve estimates, copper and other metal prices, the timing and amount of future development

expenditures, the estimation of initial and sustaining capital requirements, the estimation of labour and operating

costs (including the price of acid), the availability of labour, material and acid supply, receipt of and compliance with

necessary regulatory approvals and permits, the estimation of insurance coverage, and assumptions with respect

to currency fluctuations, environmental risks, title disputes or claims, and other similar matters. While the Company

considers these assumptions to be reasonable based on information currently available to it, they may prove to be

incorrect.

Forward looking information involves known and unknown risks, uncertainties and other factors which may cause

the actual results, performance or achievements of the Company to be materially different from any future results,

performance or achievements expressed or implied by the forward-looking information. Such factors include risks

inherent in the construction and operation of mineral deposits, including risks relating to changes in project

parameters as plans continue to be redefined including the possibility that mining operations may not be sustained

at the Gunnison Copper Project or JCM, the risk that a definitive agreement with Cochise College is not executed,

risks relating to variations in mineral resources and reserves, grade or recovery rates, risks relating to the ability to

access infrastructure, risks relating to changes in copper and other commodity prices and the worldwide demand

for and supply of copper and related products, risks related to increased competition in the market for copper and

related products, risks related to current global financial conditions, risks related to current global financial

conditions, uncertainties inherent in the estimation of mineral resources, access and supply risks, risks related to

the ability to access acid supply on commercially reasonable terms, reliance on key personnel, operational risks

inherent in the conduct of mining activities, including the risk of accidents, labour disputes, increases in capital and

operating costs and the risk of delays or increased costs that might be encountered during the construction or

mining process, regulatory risks including the risk that permits may not be obtained in a timely fashion or at all,

financing, capitalization and liquidity risks, risks related to disputes concerning property titles and interests,

environmental risks and the additional risks identified in the “Risk Factors” section of the Company’s reports and

filings with applicable Canadian securities regulators.

Although the Company has attempted to identify important factors that could cause actual actions, events or results

to differ materially from those described in forward-looking information, there may be other factors that cause

actions, events or results not to be as anticipated, estimated or intended. Accordingly, readers should not place

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undue reliance on forward-looking information. The forward-looking information is made as of the date of this news

release. Except as required by applicable securities laws, the Company does not undertake any obligation to

publicly update or revise any forward-looking information.