Raspite

Raspite
General
Category	Oxide minerals
Formula	PbWO4
IMA symbol	Rsp [1]
Strunz classification	4.DG.20
Crystal system	Monoclinic
Crystal class	Prismatic (2/m) (same H-M symbol)
Space group	P21/b
Identification
Colour	Light yellow, yellowish brown, grey
Crystal habit	Tabular (may have striations), elongate
Cleavage	Perfect {100}
Mohs scale hardness	2.5–3
Luster	Adamantine
Solubility	Decomposes in HCl

Raspite is a mineral, a lead tungstate; with the formula Pb W O ₄. It forms yellow to yellowish brown monoclinic crystals. ^[2] It is the low temperature monoclinic dimorph of the tetragonal stolzite. ^{[2] [3]}

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. ^[4]

See also

• List of minerals
• List of minerals named after people

References

1. Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi: 10.1180/mgm.2021.43 . S2CID   235729616.
2. Handbook of Mineralogy
3. Mindat entry
4. "Raspite Mineral Data", Webmineral.com, retrieved September 12, 2010

Bibliography

• Palache, P.; Berman H.; Frondel, C. (1960). "Dana's System of Mineralogy, Volume II: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. (Seventh Edition)" John Wiley and Sons, Inc., New York, pp. 1089–1090.