TORONTO, ON--(Marketwired - July 12, 2017) -
Gran Colombia Gold Corp. (TSX: GCM) announced today that it produced a total of 16,258 ounces of gold in the month of June, surpassing the monthly production record set last month and bringing the total for the second quarter of 2017 to 46,075 ounces, up 21% over the second quarter last year. For the
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