Raspite

Raspite is a mineral, a lead tungstate; with the formula PbWO4. It forms yellow to yellowish brown monoclinic crystals.[1] It is the low temperature monoclinic dimorph of the tetragonal stolzite.[1][2]

Raspite
Raspite-130810.jpg
General
CategoryOxide minerals
Formula
(repeating unit)		PbWO4
Strunz classification4.DG.20
Crystal systemMonoclinic
Crystal classPrismatic (2/m)
(same H-M symbol)
Space groupP21/b
Identification
ColourLight yellow, yellowish brown, grey
Crystal habitTabular (may have striations), elongate
CleavagePerfect {100}
Mohs scale hardness2.5-3
LusterAdamantine
SolubilityDecomposes in HCl


It was discovered in 1897 at Broken Hill, New South Wales, Australia, it was named for Charles Rasp (1846–1907), German-Australian prospector, discoverer of the Broken Hill ore deposit. 


This article uses material from the Wikipedia article
 Metasyntactic variable, which is released under the 
Creative Commons
Attribution-ShareAlike 3.0 Unported License.