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Sienna Significantly Expands the Blue Clay Lithium Project in the Clayton Valley of Nevada

Property Options & Staking

Sienna Significantly Expands the Blue Clay

Lithium Project in the Clayton Valley of

Nevada

Vancouver, British Columbia--(Newsfile Corp. - February 4, 2022) - Sienna Resources Inc. (TSXV: SIE)

(OTC Pink: SNNAF) (FSE: A1XCQ0) ("Sienna" or the "Company") is pleased to announce a significant

expansion of the Blue Clay Lithium Project in Clayton Valley, Nevada (See map below).

This project now

consists of 150 contiguous claims totalling approximately 2,950 acres prospective for lithium right in the

heart of the Clayton Valley in Nevada, which is currently

home to the only producing lithium region in

North America.

Clayton Valley Map

To view an enhanced version of this map, please visit:

https://orders.newsfilecorp.com/files/854/112775_6dc5b681544a7870_002full.jpg

Jason Gigliotti, President of Sienna Resources, states, "We are extremely pleased to expand our

acreage substantially on the Blue Clay Lithium Project in Clayton Valley.

Drilling has commenced and

management is very optimistic about what this large Nevada lithium project could mean to the near and

long term growth of Sienna Resources Inc.

Once again, lithium prices continue to climb and are currently

at all-time highs right now.

Nevada has become one of the most sought after lithium addresses in the

world, and Sienna is located in multiple locations in this prolific region. February is shaping up to be one

of the most exciting months in the Company's history."

About Sienna Resources Inc.

Sienna Resources is focused on exploring for and developing high-grade deposits in politically stable,

environmentally responsible and ethical mining jurisdictions. Sienna is partnered with a New York Stock

Exchange-listed mining company on two separate projects in Scandinavia including the past-producing

Bleka and Vekselmyr orogenic gold projects in southern Norway which are both greenstone-hosted gold

systems, and the Kuusamo platinum group elements (PGE) project in Finland directly bordering the LK

Project being advanced by Palladium One Mining Inc. In North America, Sienna's projects include the

Marathon North platinum-palladium property in Northern Ontario directly bordering Generation Mining

Ltd.'s 7.1-million-ounce palladium-equivalent Marathon deposit. Sienna also has the Clayton Valley

Deep Basin Lithium Project in Clayton Valley, Nev., home to the only lithium brine basin in production in

North America, in the direct vicinity of Albemarle Corp.'s Silver Peak deposit and Tesla Motors Inc.'s

Gigafactory and the recently acquired Blue Clay Lithium Project in Clayton Valley Nevada. Management

cautions that past results or discoveries on properties in proximity to Sienna may not necessarily be

indicative to the presence of mineralization on the company's properties.

This new acreage was acquired via staking.

If you would like to be added to Sienna's email list, please email

[email protected]

for

information or join our twitter account at @SiennaResources.

Contact Information

Tel:

1.604.646.6900

Fax: 1.604.689.1733

www.siennaresources.com

[email protected]

"Jason Gigliotti"

President, Director

Sienna Resources Inc.

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

press release.

To view the source version of this press release, please visit

https://www.newsfilecorp.com/release/112775