| Mineral Name: | Autunite |
| Composition: | Calcium uranyl phosphate hydrate |
| Nomenclature: | Named after Autun, Saône-et-Loire, France, where it was found. |
| Industrial Uses: | Uranium ore. |
| Additional Notes: | Radioactive, and brilliantly fluorescent under ultraviolet light. |
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Autunite Zimbabwe Scott 676 25 cents 1993 |
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| The stamp shows an illustration of a natural, unpolished mineral specimen. | |
| http://stampmin.home.att.net/autunite.htm | Philatelic Mineralogy | Copyright © 1997-2008 by Richard Busch |