Central Africa
Scott 1261b
400 francs
1998
The mineral name on the stamp is misspelled as "Challophyllite."
| Mineral Name: | Chalcophyllite |
| Composition: | Hydrated copper aluminum sulfate arsenate hydroxide |
| Nomenclature: | Named after the Greek words chalkos and fyllon which mean "copper" and "leaf" respectively. |
| Industrial Uses: | Copper ore. |
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Chalcophyllite Central Africa Scott 1261b 400 francs 1998 |
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The stamp shows a natural, unpolished specimen. The mineral name on the stamp is misspelled as "Challophyllite." |
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| http://stampmin.home.att.net/chalcophyllite.htm | Philatelic Mineralogy | Copyright © 1997-2008 by Richard Busch |