Monumental Minerals Corp. Closes Additional Strategic Private Placement Financing

MONUMENTAL MINERALS CORP. CLOSES ADDITIONAL STRATEGIC PRIVATE

PLACEMENT FINANCING

News Release - Vancouver, British Columbia – April 11, 2023: Monumental Minerals Corp.

(“Monumental” or the “Company”) (TSX-V: MNRL; FSE: BE5; OTCQB: MNMRF) announces that it

has closed a non-brokered private placement (the “Private Placement”) for gross proceeds of $2,207,200,

consisting of 12,612,571 units of the Company (“Units”) at a price of $0.175 per Unit. Each Unit consists

of one common share of the Company (“Shares”) and one common share purchase warrant of the Company

(“Warrants”). Each whole Warrant entitles the holder to acquire one Share at a price of $0. 30 per Share

for a period of three years following the closing of the Private Placement.

In connection with the Private Placement, the Company paid aggregate cash finder’s fees of $110,360 and

issued 630,628 non-transferable broker warrants to Ocean Wall Limited. The broker warrants are

exercisable for a period of 24 months from issuance at a price of $0. 20 per Share. All securities issued in

connection with the Private Placement are subject to a statutory hold period of four months and one day

from the closing of the Private Placement.

The Company intends to use the proceeds of the Private Placement to conduct exploration and development

work on its mineral exploration properties , as well as for general working capital purposes. The Private

Placement is subject to the final acceptance of the TSX Venture Exchange.

About Monumental Minerals Corp.

Monumental Minerals Corp. is a mineral exploration company focused on the acquisition, exploration, and

development of mineral resource properties in the critical and electric metals sector. The Company’s

flagship asset is the Jemi HREE project located in Coahuila, Mexico near the Texas, USA border which the

Company has an option to acquire 100% of the 3,650-hectare project. The Company has an option to acquire

a 75% interest and title to the Laguna cesium-lithium brine project located in Chile and a 50.01% interest

in the Salar De Turi lithium project in Chile.

On behalf of the Board of Directors,

/s/ “Jamil Sader”

Jamil Sader, Chief Executive Officer and Director

Contact Information:

Email: [email protected]

Or

Max Sali, VP Corporate Development and Director

Email: [email protected]

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 news

release.

This news release does not constitute an offer to sell or a solicitation of an offer to sell any of the securities

in the United States. The securities have not bee n and will not be registered under the United States

Securities Act of 1933, as amended (the "U.S. Securities Act") or any state securities laws and may not be

offered or sold within the United States or to U.S. Persons unless registered under the U.S. Sec urities Act

and applicable state securities laws or an exemption from such registration is available.

Forward Looking Information

This news release contains “forward‐looking information or statements” within the meaning of applicable securities

laws, wh ich may include, without limitation, the potential plans for the Company’s projects , the intended use of

proceeds, other statements relating to the technical, financial and business prospects of the Company, its projects and

other matters. All statements in this news release, other than statements of historical facts, that address events or

developments that the Company expects to occur, are forward-looking statements. Although the Company believes

the expectations expressed in such forward-looking statements are based on reasonable assumptions, such statements

are not guarantees of future performance and actual results may differ materially from those in the forward-looking

statements. Such statements are based on numerous assumptions regarding present and future business strategies and

the environment in which the Company will operate in the future, including the price of metals, the ability to achieve

its goals, that general business and economic conditions will not change in a material advers e manner and that

financing will be available if and when needed and on reasonable terms. Such forward -looking information reflects

the Company’s views with respect to future events and is subject to risks, uncertainties and assumptions, including

the risks and uncertainties relating to the interpretation of exploration results, risks related to the inherent uncertainty

of exploration and cost estimates and the potential for unexpected costs and expenses and those other risks filed under

the Company’s profi le on SEDAR at www.sedar.com. While such estimates and assumptions are considered

reasonable by the management of the Company, they are inherently subject to significant business, economic,

competitive and regulatory uncertainties and risks. Factors that could cause actual results to differ materially from

those in forward looking statements include, but are not limited to, continued availability of capital and financing and

general economic, mark et or business conditions, failure to secure personnel and equipment for work programs ,

adverse weather and climate conditions, risks relating to unanticipated operational difficulties (including failure of

equipment or processes to operate in accordance with specifications or expectations, cost escalation, unavailability of

materials and equipment, government action or delays in the receipt of government approvals, industrial disturbances

or other job action, and unanticipated events related to health, saf ety and environmental matters), risks relating to

inaccurate geological assumptions, failure to maintain all necessary government permits, approvals and authorizations,

failure to obtain surface access agreements or understandings from local communities, land owners or Indigenous

groups, fluctuation in exchange rates, the impact of Covid-19 or other viruses and diseases on the Company’s ability

to operate, an inability to predict and counteract the effects of COVID-19 on the business of the Company, including

but not limited to, the effects of COVID -19 on the price of commodities, capital market conditions, restriction on

labour and international travel and supply chains, decrease in the price of rare earth elements , lithium, cesium and

other metals, loss of key employees, consultants, or directors, failure to maintain community acceptance (including

from the Indigenous communities) , increase in costs , litigation, and fail ure of counterparties to perform their

contractual obligations. The Company does not undertake to update forward‐looking statements or forward‐looking

information, except as required by law.