Dzhalindite

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
IMA symbolDz
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

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

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; the Ore Mountains in Germany and the Czech Republic; the Chūbu region, Honshu Island, Japan; and the Arashan Massif of Tashkent, Uzbekistan.

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