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This
site shows data with gemmological interest on gemstones. It is intended
that this database continually grows as new data arrive. Only data with a
reliable reference (scientific books, gemmological journals,
scientific sites ...) are recorded. Suggestions, corrections or additions
can be forwarded through the contact email. |
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Latest update : 05/09/2018 |
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All Right Reserved © 2010 |
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