| Mineral Name: | Cobaltite |
| Composition: | Cobalt arsenic sulfide |
| Nomenclature: | Named after cobalt, one of its constituent elements. The name cobalt is derived from the German kobold which means "goblin," a reference to the health problems experienced by old-time miners when they encountered cobalt ore. |
| Industrial Uses: | Ore of cobalt. |
| Additional Notes: | Cobaltite is similar to pyrite in terms of crystal shape, but is easily distinguished by color. Cobaltite is metallic grey. Pyrite is brassy yellow. |
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Cobaltite Norway Scott 1197 5.20 krone 18 Jun 1998 |
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| The stamp shows a natural, unpolished specimen. | |
| http://mineralstamps.rbnet.net/cobaltite.htm | Philatelic Mineralogy | Copyright © 1997-2010 by Richard Busch |