Dzhalindite
Dzhalindite is a rare indium hydroxide mineral discovered in Siberia. Its chemical formula is In(OH)3.
| Dzhalindite | |
|---|---|
| General | |
| Category | Oxide mineral |
| Formula (repeating unit) | In(OH)3 |
| IMA symbol | Dz |
| Strunz classification | 4.FC.05 |
| Crystal system | Cubic |
| Crystal class | Diploidal (m3) H-M symbol: (2/m 3) |
| Space group | Im3 |
| Unit cell | a = 7.9743(6) Å; Z = 8 |
| Identification | |
| Color | Yellow-brown; light yellow in transmitted light; dark gray in reflected light |
| Crystal habit | Massive |
| Mohs scale hardness | 4 - 4.5 |
| Diaphaneity | Transparent to subopaque |
| Specific gravity | 4.38 |
| Optical properties | Isotropic |
| Refractive index | n = 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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