Gem, Rock, and Mineral Postage Stamps Featuring

Mineral Name: Ferberite
Composition: Iron tungstate
Nomenclature: Named after Rudolph Ferber of Gera, Germany.
Industrial Uses: Ore of tungsten.
Additional Notes: Ferberite (iron tungstate) forms a series (the Wolfamite series) with the mineral huebnerite (manganese tungstate). Specimens with significant amounts of both iron and manganese are typically referred to as wolframite.

Uganda Scott 603
Scott 603
35 shillings
18 Jan 1988

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