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Books about Petrology (sorted by popularity)
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https://sendtokindle.compellingsciencefiction.com/ebooks/52839.opds
Texas Rocks and Minerals: An Amateur's Guide
Roselle M. Girard
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https://sendtokindle.compellingsciencefiction.com/ebooks/66703.opds
The Story of a Boulder; or, Gleanings from the Note-book of a Field Geologist
Archibald Geikie