Gem, Rock, and Mineral Postage Stamps Featuring

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.

Central Africa Scott 1261b
Central Africa
Scott 1261b
400 francs

The stamp shows a natural, unpolished specimen.
The mineral name on the stamp is misspelled as "Challophyllite." Philatelic Mineralogy Copyright © 1997-2010 by Richard Busch