Posts in Guidebooks

Gem minerals of Idaho

GBK Beckwith, John A. IDA Gem minerals of Idaho. Caxton, 1972.
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The rockhound’s guide to Montana

GBK Feldman, Robert MT The rockhound’s guide to Montana. Falcon, 1992.
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Midwest gem, fossil and mineral trails: Great Lakes states

GBK Zeitner, June Culp MWST Midwest gem, fossil and mineral trails: Great Lakes states. Gem Guides,
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Midwest gem, fossil and mineral trails: Prairie States

GBK Zeitner, June Culp MWST Midwest gem, fossil and mineral trails: Prairie States. Gem Guides, 1998.
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