The Graystone Company (GYST) Announces Increase in Gold Produced in Peru

LIMA, Peru--(BUSINESS WIRE)--The Graystone Company (OTC Bulletin Board: GYST) announced that its 100% owned subsidiary Grupo Minero Inca (a Peruvian Corporation) has claimed an additional mining concession in Peru. The new concession has been named Graystone III and is 700 hectares (or...