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Dzhalindite is a rare indium hydroxide mineral discovered in Siberia. Its chemical formula is In(OH)3.

Dzhalindite
General
CategoryOxide mineral
Formula
(repeating unit)
In(OH)3
Strunz classification4.FC.05
Crystal systemCubic
Crystal classDiploidal (m3)
H-M symbol: (2/m 3)
Space groupIm3
Unit cella = 7.9743(6) Å; Z = 8
Identification
ColorYellow-brown; light yellow in transmitted light; dark gray in reflected light
Crystal habitMassive
Mohs scale hardness4 - 4.5
DiaphaneityTransparent to subopaque
Specific gravity4.38
Optical propertiesIsotropic
Refractive indexn = 1.725
References[1][2][3]

It was first described in 1963 for an occurrence in the Dzhalinda tin deposit, Malyi Khingan Range, Khabarovskiy Kray, Far-Eastern Region, Russia.[2][4][5]

It has also been reported from Mount Pleasant, New Brunswick, Canada; the Flambeau mine, Ladysmith, Rusk County, Wisconsin, US; in the Mangabeira tin deposit, Goiás, Brazil; Attica, mines of the Lavrion District, Greece; Erzgebirge, Saxony, Germany; the Krušné Hory Mountains of Bohemia, Czech Republic; the Chubu Region, Honshu Island, Japan; and the Arashan Massif of Tashkent, Uzbekistan.[3][1]

ReferencesEdit

  1. ^ a b Handbook of Mineralogy
  2. ^ a b Webmineral data
  3. ^ a b Dzhalindite: mindat.org
  4. ^ Genkin, A.D.; I.V., Murav’eva (1963). "Indite and dzhalindite – new indium minerals". Zap. Vses. Mineral. Obshch. 92: 445–457.
  5. ^ Sutherland, J. K. (1971). "A second occurrence of dzhalindite". The Canadian Mineralogist. 10 (5): 781.