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Sökt på: paul garvin
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totalt 3 träffar
Iowa Gems and Minerals in Your Pocket
E-bok,
2012,
Engelska,
ISBN 9781609381011
From the spiky teeth of a geode containing sparkling quartz crystals, the rich browns and golds of smoky quartz and goethite needles on calcite, and the coral-like branches of …
Iowa's Minerals
häftad,
1998,
Engelska,
ISBN 9780877456278
In his carefully written text, geologist Paul Garvin has combined scientific facts about minerals with an appreciation of their history and beauty to produce a book that will …
Iowa Gems and Minerals in Your Pocket
övrigt,
2012,
Engelska,
ISBN 9781609380854
From the spiky teeth of a geode containing sparkling quartz crystals, the rich browns and golds of smoky quartz and goethite needles on calcite, and the coral-like branches of …