Congo People's Republic
Scott C94
100 CFA francs
20 Mar 1970
| Mineral Name: | Aurichalcite |
| Composition: | Zinc copper carbonate hydroxide |
| Nomenclature: | Named after the Greek word oreichalchos which means "mountain copper," or after aurichalcum which means "yellow copper ore." |
| Industrial Uses: | Zinc ore, copper ore. |
| Additional Notes: | . |
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Aurichalcite Congo People's Republic Scott C94 100 CFA francs 20 Mar 1970 |
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| The stamp shows an illustration of a natural, unpolished mineral specimen. | |
| http://mineralstamps.rbnet.net/aurichalcite.htm | Philatelic Mineralogy | Copyright © 1997-2010 by Richard Busch |