ALLUVIAL GOLD MINING, OFFIN RIVER AREA, GHANA ... concessions from which Bonte Gold recovered goldbearing alluvial gravels along. Read more. ALL THAT GLITTERS: ILLEGAL GOLD MINING IN GHANA–Chapter ... Oct 18, 2013 ... Following is a selection of other alluvial mining sites I saw at different loions, almost invariably illegal, many inactive after the ejection of... Read more. A Contextual ...