Gem, Rock, and Mineral Postage Stamps Featuring

Mineral Name: Sylvanite

Composition: Silver gold telluride

Nomenclature: Named after Transylvania.

Industrial Uses: Gold ore; silver ore; tellurium ore.

Additional Notes: Sylvanite is one of the few natural compounds of gold, other than amalgams or alloys.

Central Africa : Scott 1261d : 400 francs : 1998