Gem, Rock, and Mineral Postage Stamps Featuring

Mineral Name: Liroconite
Composition: Hydrated copper aluminum arsenic hydroxide
Nomenclature: Named from the Greek words liros and konia which mean "pale" and "powder," respectively; a reference to the color of the powdered mineral.
Industrial Uses: Copper ore (minor).

Comoro Islands Scott 930b
Comoro Islands
Scott 930b
375 francs

The stamp shows a natural, unpolished specimen. Philatelic Mineralogy Copyright © 1997-2010 by Richard Busch