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Precious stonesEdition | Availability |
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1
Handy Pocket Guide to Asian Gemstones (Periplus Nature Guides)
March 2004, Periplus Editions
Paperback
in English
0794601898 9780794601898
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Book Details
First Sentence
"One of the most durable of gems-second in hardness only to diamond-the ruby is a crystalline form of aluminium oxide, infused with trace elements of chromium which gives the gemstone its red color."
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September 16, 2021 | Edited by ImportBot | import existing book |
April 28, 2010 | Edited by Open Library Bot | Linked existing covers to the work. |
December 10, 2009 | Created by WorkBot | add works page |