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Introduction Geology Rocks Structure Topaz deposits Deposits in bedrock Distribution Shape and size Character and composition of the topaz rock, Origiyi and localization Grade Reserves Placer deposits Occurrence and distribution Grade Reserves Re.covery of topaz and gold Page 59 60 62 62 64 64 64 64 65 67 69' 70 72 73 73 74 76 76

Topaz deposits near the Brewer mine, Chesterfield County, South Carolina