Vista Gold Corp. today announced that, together with its wholly-owned subsidiaries Minera Gold Stake Holdings Corp., Granges Inc. and Minera Gold Stake, S.A. de C.V., it has entered into an amendment to the option agreement dated October 23, 2017 for the Guadalupe de los Reyes gold / silver project in Sinaloa, Mexico . The Amendment Agreement accelerates the due date for the final $1.5 million option payment to Vista and
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