MGX Minerals Ships First Sample of Lithium Chloride 30% Concentrate to Lithium Compound Upgrader

VANCOUVER, British Columbia , June 01, 2017 -- MGX Minerals Inc. (“MGX” or the “Company”) (CSE:XMG) (FKT:1MG) (OTC:MGXMF) is pleased to report the maiden shipment of lithium chloride 30% concentrate to the Company's lithium compound upgrader. The samples will be analyzed for upgrading to 99% lithium carbonate and suitability for direct to lithium hydroxide upgrading. MGX is currently in discussions regarding global tolling and upgrading of lithium chloride feedstock.

Lithium Extraction
MGX is currently manufacturing small commercial plants of 750 BWPD for the rapid lithium extraction of lithium and other valuable minerals from brine. This cleantech process separates minerals, heavy metals and hydrocarbons from wastewater brine pumped to the surface during traditional oil and gas operations. In April, the Company received third party verification of its rapid lithium extraction process from the Saskatchewan Resources Council (see press release dated April 20, 2017).

Qualified Person
The technical portions of this press release were prepared and reviewed by Andris Kikauka (P. Geo.), Vice President of Exploration for MGX Minerals. Mr. Kikauka is a non-independent Qualified Person within the meaning of National Instrument (N.I.) 43-101 Standards.

About MGX Minerals
MGX Minerals is a diversified Canadian resource company with interests in petrolithium, magnesium and silicon assets throughout North America. Learn more at www.mgxminerals.com.

Neither the Canadian Securities Exchange nor its Regulation Services Provider (as that term is defined in the policies of the Canadian Securities Exchange) accepts responsibility for the adequacy or accuracy of this release.

Forward-Looking Statements
This press release contains forward-looking information or forward-looking statements including the completion of the rights offering (collectively "forward-looking information") within the meaning of applicable securities laws. Forward-looking information is typically identified by words such as: "believe", "expect", "anticipate", "intend", "estimate", "potentially" and similar expressions, or are those, which, by their nature, refer to future events. The Company cautions investors that any forward-looking information provided by the Company is not a guarantee of future results or performance, and that actual results may differ materially from those in forward-looking information as a result of various factors. The reader is referred to the Company's public filings for a more complete discussion of such risk factors and their potential effects which may be accessed through the Company's profile on SEDAR at www.sedar.com.

Contact Information
Jared Lazerson
President and CEO
Telephone: 1.604.681.7735
Web: www.mgxminerals.com