Hidalgoite R180018

Name: Hidalgoite
RRUFF ID: R180018
Ideal Chemistry: PbAl3(SO4)(AsO4)(OH)6
Locality: Tsumeb, Namibia
Source: Mark Feinglos [view label]
Owner: RRUFF
Description: White to grey tabular crystals on quartz
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ alunite (46) ] [ beudantite (14) ]
CHEMISTRY 
RRUFF ID: R180018.2
Sample Description: Microprobe Fragment. Crystals are zoned and very inhomogeneous.
Measured Chemistry: Pb1.05(Al2.75Fe3+0.34)[(SO4)0.72(AsO4)0.26](AsO4)(O0.15(OH)5.85)
Microprobe Data File: [ Download Excel File ]
POWDER DIFFRACTION 
RRUFF ID: R180018.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 7.0913(8)Å    b: 7.0913(8)Å    c: 17.0269(20)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 741.51(30)Å3    Crystal System: hexagonal
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REFERENCES for Hidalgoite

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Smith R L, Simons F S, Vlisidis A C (1953) Hidalgoite, a new mineral, American Mineralogist, 38, 1218-1224   [view file]

Fleischer M (1954) New mineral names, American Mineralogist, 39, 402-408   [view file]

Scott K M (1987) Solid solution in, and classification of, gossan-derived members of the alunite-jarosite family, northwest Queensland, Australia, American Mineralogist, 72, 178-187   [view file]

Jambor J L (1999) Nomenclature of the alunite supergroup, The Canadian Mineralogist, 37, 1323-1341   [view file]

Bayliss P, Kolitsch U, Nickel E H, Pring A (2010) Alunite supergroup: recommended nomenclature, Mineralogical Magazine, 74, 919-927   [view file]

Cooper M A, Hawthorne F C (2012) Refinement of the crystal structure of zoned philipsbornite-hidalgoite from the Tsumeb mine, Namibia, and hydrogen bonding in the D2+G3+3(T5+O4)(TO3OH)(OH)6 alunite structures, Mineralogical Magazine, 76, 839-849   [view file]

Kolitsch U, Rieck B, Brandstätter F, Schreiber F, Fabritz K H, Blaß G, Gröbner J (2014) Neufunde aus dem altem Bergbau und den Schlacken von Lavrion (II), Mineralien Welt, 25, 82-95