Raspite
Appearance
Raspite | |
---|---|
General | |
Category | Oxide minerals |
Formula (repeating unit) | PbWO4 |
IMA symbol | Rsp[1] |
Strunz classification | 4.DG.20 |
Crystal system | Monoclinic |
Crystal class | Prismatic (2/m) (sameH-M symbol) |
Space group | P21/b |
Identification | |
Colour | Light yellow, yellowish brown, grey |
Crystal habit | Tabular (may have striations), elongate |
Cleavage | Perfect {100} |
Mohs scalehardness | 2.5–3 |
Luster | Adamantine |
Solubility | Decomposes in HCl |
Raspiteis a mineral, aleadtungstate;with theformulaPbWO4.It forms yellow to yellowish brownmonocliniccrystals.[2]It is the low temperature monoclinicdimorphof thetetragonalstolzite.[2][3]
It was discovered in 1897 atBroken Hill,New South Wales,Australia,it was named forCharles Rasp(1846–1907), German-Australian prospector, discoverer of the Broken Hill ore deposit.[4]
See also
[edit]References
[edit]- ^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.S2CID235729616.
- ^abHandbook of Mineralogy
- ^Mindat entry
- ^"Raspite Mineral Data",Webmineral,retrievedSeptember 12,2010
Bibliography
[edit]- 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.