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Spanish Mountain Gold Initiates Ore Sorting Work on Gold Mineralization

Metallurgy & Processing

Spanish Mountain Gold Initiates Ore Sorting Work on Gold Mineralization

VANCOUVER, British Columbia--(BUSINESS WIRE)--October 20, 2025--Spanish Mountain

Gold Ltd. (“Spanish Mountain” or the “Company”) (TSX-V: SPA; FSE: S3Y; OTCQB:

SPAUF) is pleased to announce the commencement of a particle ore sorting program with ABH

Engineering Inc. and a bulk ore sorting study with OrePortal Technologies Ltd. ABH previously

completed amenability tests on the mineralization from the Main deposit that indicated positive

results with X-ray transmission (“XRT”) ore sorting to increase process plant mill feed grades

and gold produced while targeting lower costs and improved project economics for the Spanish

Mountain Gold (“SMG”) project (see January 21, 2025 news release).

OrePortal will assess if the run of mine mineralized material, prior to crushing, is suitable for ore

sorting. If the assessment is successful, a material reduction of the size of the proposed mill and

initial capex will be assessed.

President and CEO, Peter Mah, stated, “The amenability of the SMG project gold mineralization

to XRT ore sorting is an exciting new opportunity for the project. Ore sorting is anticipated to

improve the project scale and economics while derisking portions of the resource, especially

lower grade feed. Preconcentrating mineralization essentially moves more gold through the

process plant, which could dramatically uplift processed grades, gold production and overall

project economics. This initiative is part of a multi-pronged strategy to uplift lower grade

portions of the resource and improve gold production during the first ten years of the proposed

PEA life of mine. We see this as an important step to complete as we advance the project

towards the feasibility study and ultimately a build decision by or in 2027.”

Particle Ore Sorting Studies (ABH)

There are numerous benefits to ore sorting for the SMG project, and it is an important, potential

improvement to the run of mine (“ROM”) feed grade of the process plant that could result in

higher metal production, lower operating capital per tonne processed, and higher metal

recoveries post processing. Particle Ore Sorting can also aid in the rejection of barren material

that leads to the reduction of fine tailings, reduced materials handling charges for transportation,

reduced process plant and tailings capital expenditures, and ultimately, lower impact to the local

receiving environment through reduced water, reagents and overall infrastructure footprint.

The Company is proposing to undertake particle ore sorting test work that will benefit from the

results from an earlier study on the Main deposit completed with ABH (see January 21, 2025

news release). The proposed work program will create multiple products and algorithms to

determine the optimal sorting conditions for achieving the highest possible increase to gold

recovered per tonne milled through the processing plant.

The company is proceeding with sample collection from the historical drill core at the project

site. Samples for this testing will be from both Phoenix and Main deposits that provides a more

direct comparison of future production results through the evaluation of the particle ore sorting

performance under economic assumptions, and it shall include the development of both capital

and operating expenditure estimates.

It is anticipated that this important work could find additional gold ounces that could enhance the

project economics from the recent PEA (see July 3, 2025 news release). The SMG project can be

scalable to meet higher production levels that with the ore sorting will match throughput for the

Process Plant.

Bulk Ore Sorting (OrePortal)

The bulk ore sorting study will evaluate its amenability to the SMG project by examining several

key factors that include determining the presence of ore heterogeneity. The study will also

evaluate what are the preferred sensors for the ore by examining the suitability of the sensor

configuration for SMG project. OrePortal employs a desktop study methodology to ascertain if

further laboratory work is warranted.

The heterogeneity of the mineralization is studied through the assessment of gold distribution

using the 3D block model and assay geochemistry from the recent mineral resource estimate

(“MRE”) from the recent PEA (see July 3, 2025 news release). With respect to sensors, XRF and

Prompt Gamma Neutron Activation Analysis (“PGNAA”) will be reviewed using suitable

models of proxy elements that the sensors can detect to select a suitable model that can be used

to classify ore by gold content. Examples of bulk ore sorting systems include bucket mounted

XRF sensors or belt-mounted PGNAA sensors affixed to conveyor belt systems.

From the analysis, OrePortal will look to provide estimates of the capital and operating

expenditures required and study the impact to the net present value of the project against the

recent PEA (see July 3, 2025 news release).

Qualified Person

Julian Manco, M.Sc., P.Geo., Director of Exploration with Spanish Mountain Gold, is the

Qualified Person as defined under National Instrument 43-101 who has reviewed and has

approved the contents of this news release.

About the Company

Spanish Mountain Gold Ltd. is focused on advancing its 100%-owned Spanish Mountain Gold

Project (Project) towards construction of the next gold mine in the Cariboo Gold Corridor,

British Columbia. On August 18, 2025, the Company filed an NI 43-101 Technical Report on

SEDAR+ that sets out the Project’s de-risked and optimized Preliminary Economic Assessment

(PEA), with an updated Mineral Resource Estimate (MRE). We will continue to advance the

Project to position the Company to make a construction decision in or before 2027. We are

striving to be a leader in community and Indigenous relations by leveraging technology and

innovation to build the 'greenest' gold mine in Canada. The Relentless Pursuit for Better Gold

means seeking new ways to achieve optimal financial outcomes that are safer, minimize

environmental impact and create meaningful sustainability for communities. Details on the

Company are available on www.sedarplus.ca and on the Company's website:

www.spanishmountaingold.com.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is

defined in the policies of the TSX Venture Exchange) accepts responsibility for the

adequacy or accuracy of this release.

FORWARD-LOOKING INFORMATION:

The Company's forward-looking information is based on the assumptions, beliefs, expectations,

and opinions of management as of the date of this press release and include but are not limited

to, information with respect to, the timing to make a construction decision for the Project.

Certain of the statements and information in this press release constitute "forward-looking

information". Any statements or information that express or involve discussions with respect to

predictions, expectations, beliefs, plans, projections, objectives, assumptions or future events or

performance (often, but not always, using words or phrases such as "expects", "anticipates",

"believes", "plans", "estimates", "intends", "targets", "goals", "forecasts", "objectives",

"potential" or variations thereof or stating that certain actions, events or results "may", "could",

"would", "might" or "will" be taken, occur or be achieved, or the negative of any of these terms

and similar expressions) are not statements of historical fact and may be considered forward-

looking information. The Company's forward-looking information is based on the assumptions,

beliefs, expectations and opinions of management as of the date of this press release and include

but are not limited to information with respect to, amenability of the SMG project gold

mineralization to XRT ore sorting, potential improvement to the run of mine feed grade, and

anticipated increases or improvements to the project scale, processed grades, gold production

and project economics from ore sorting. Other than as required by applicable securities laws,

the Company does not assume any obligation to update forward-looking information if

circumstances or management's assumptions, beliefs, expectations or opinions should change, or

changes in any other events affecting such statements or information. For the reasons set forth

above, investors should not place undue reliance on forward-looking information.

Contacts

For more information, contact:

Peter Mah, President, CEO, and Director

+1 (604) 601-3651

[email protected]