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Handbook of Rocks, Minerals, and Gemstones
Handbook of Rocks Minerals and Gemstones Author:Walter Schumann, R., Dr. Bradshaw, K. A. G., Dr. Mills This handbook includes more than 600 stunning color photographs showing rocks, minerals, and gems from all over the world. Each specimen is described in detail: its origin and structure, chemical composition, hardness, color, and other properties.