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LALI.V ·

Portofino Executes Definitive Agreement FOR the RIO Grande SUR Lithium Brine Project IN Catamarca, Argentina

Mergers & Acquisitions

Suite 520 – 470 Granville Street

Vancouver, BC, CANADA V6C 1V5

Telephone: 604-683-1991

Fax: 604-683-8544

www.portofinoresources.com

[email protected]

PORTOFINO

RESOURCES INC.

NEWS RELEASE

PORTOFINO EXECUTES DEFINITIVE AGREEMENT FOR THE RIO GRANDE SUR LITHIUM BRINE

PROJECT IN CATAMARCA, ARGENTINA

Vancouver, B.C., September 12, 2018. PORTOFINO RESOURCES INC. (POR: TSX-V) (POT: FSE) (“Portofino”

or the “Company”) is pleased to announce that it has executed a Definitive Agreement with a private

Argentine concession owner to acquire a 100% interest in the Rio Grande Sur lithium brine project in

Catamarca, Argentina. This agreement supersedes the binding agreement announced in November 2017.

The concession area comprises approximately 8,500 hectares and consolidates the southern extension of

the Rio Grande salar in Catamarca. The property is adjacent to the Rio Grande concessions held by LSC

Lithium Corp. (“LSC”) and Enirgi Group Corp. wherein LSC has reported an initial Mineral Resource

estimate* which included a total of 2,190,000 tonnes of lithium carbonate (Li2CO3) equivalent in the

Inferred Mineral Resource category with the top 50 meters (“m”) of the deposit amounting to 1,375,435

tonnes grading 338mg/l Li thium and the lower 50m to 100m amoun ting to 814,582 tonnes grading

410mg/l Lithium.

*LSC Lithium Corp. “Technical Report on the Salar de Rio Grande Project, Salta Province, Argentina” dated March 28,

2018 and authored by Hains Engineering Company Limited.

To acquire a 100% interest in the properties , Portofino has agreed to make annual escalating payments

to the vendor over a four-year period totalling US$780,000 and 840,000 common shares as follows:

a) US$14,000 on signing (paid), $26,000 within 14 days,

b) 120,000 shares upon TSX-V Exchange approval,

c) By the 1st anniversary of approval- US$80,000 and 160,000 shares,

d) By the 2nd anniversary of approval- US$120,000 and 160,000 shares,

e) By the 3rd anniversary of approval- US$240,000 and 400,000 shares,

f) By the 4th anniversary- US$300,000.

The transaction is subject to TSX-V exchange approval.

The Company has completed an initial due diligence sampling program on the Rio Grande Sur property

and anticipates releasing the results shortly.

Qualified Person

The technical content of this news release has been reviewed and approved by Andrew J. Turner, B.Sc.,

P.Geol. of APEX Geoscience Ltd., who is the Company’s Geological Consultant and is a Qualified Person as

defined by National Instrument 43-101, Standards of Disclosure for Mineral Projects.

About Portofino Resources Inc.

Portofino is a Vancouver -based Canadian company focused on acquiring, exploring and developing

mineral resource projects in the Americas. The Company holds interests in over 17,000 hectares covering

several prospective lithium salar properties in Catamarca, Argentina.

On Behalf of the Board,

“David G. Tafel”

Chief Executive Officer

For Further Information Contact:

David Tafel

CEO, Director

604-683-1991

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.

This news release may contain forward looking statements concerning future operations of Portofino Resources Inc. (the “Company”). All forward-

looking statements concerning the Company’s future plans and operations, including management’s assessment of the Company’s p roject

expectations or beliefs may be subject to certain assumptions, risks and uncertainties beyond the Company’s control. Invest ors are cautioned that

any such statements are not guarantees of future performance and that actual performance and exploration and financial result s may differ

materially from any estimates or projections.