Dzhalindite
| Dzhalindite | |
|---|---|
| General | |
| Category | Oxide mineral |
| Formula (repeating unit) |
In(OH)3 |
| Strunz classification | 04.FC.05 |
| Crystal symmetry | Isometric diploidal H-M symbol: (2/m3) Space group: I m3 |
| 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 |
| Crystal system | Cubic |
| Mohs scale hardness | 4 - 4.5 |
| Diaphaneity | Transparent to subopaque |
| Specific gravity | 4.38 |
| Optical properties | Isotropic |
| Refractive index | n = 1.725 |
| References | [1][2][3] |
Dzhalindite is a rare indium hydroxide mineral discovered in Siberia. Its chemical formula is In(OH)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]
References
- ↑ 1.0 1.1 Handbook of Mineralogy
- ↑ 2.0 2.1 Webmineral data
- ↑ 3.0 3.1 Dzhalindite: mindat.org
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