823838
9780870042287
Perhaps no other part of the world has experienced more gem mineral-forming forces than Idaho. The geology of the region makes it a rockhound's paradise. John Beckwith's book is the perfect guide for beginners or visiting gem collectors.John A. Beckwith is the author of 'Gem Minerals of Idaho', published 1972 under ISBN 9780870042287 and ISBN 0870042289.
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