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unknown
Coloration of amethyst and smoky quartz
Authors
Clifford, 1907- Frondel
Publication date
1 January 1934
Publisher
New York City : The American Museum of Natural History
Abstract
15 p. : ill. ; 24 cm.Includes bibliographical references (p. 14-15)
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American Museum of Natural History Scientific Publications
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oai:digitallibrary.amnh.org:22...
Last time updated on 28/10/2013
