 VIRGINIA CITY, Nev., June 22, 2021 GLOBE NEWSWIRE -- Comstock Mining Inc. NYSE: LODE Comstock or the Company today announced the acquisition of 100 of the equity of Renewable Process Solutions, Inc. RPS, an advanced process engineering and renewable technology development company, in exchange for 1,000,000 restricted shares in the Companys common stock, valuing the transaction at approximately 3.5 million. 