jôkokuite
Sign in to saveAlso known as jokokuite, IMA1976-045
Jôkokuite is a manganese sulfate mineral with chemical formula MnSO4・5H2O. It crystallizes in the triclinic crystal system. It was discovered in 1976 by Matsuo Nanbu at the Jokoku mine in Hokkaido, and is named after the location.
Key facts
- Mineral.name
- Jôkokuite
- Mineral.category
- Sulfate minerals
- Mineral.image
- Jôkokuite.jpg
- Mineral.imagesize
- 260
- Mineral.caption
- Jôkokuite from Jokoku Mine, Hokkaido, Japan
- Mineral.formula
- MnSO4・5H2O
- Mineral.IMAsymbol
- Jôk
- Mineral.strunz
- 07.CB.20
- Mineral.dana
- 29.6.7.4
- Mineral.system
- Triclinic
- Mineral.class
- Pinacoidal () (same H-M symbol)
- Mineral.symmetry
- P
- Mineral.unit cell
- a = 6.37 Åb = 10.77 Åc = 6.13 Å
- Mineral.color
- Pink, pale pink, light pink, white, colorless
- Mineral.cleavage
- None
- Mineral.fracture
- Conchoidal
- Mineral.mohs
- 2.5
- Mineral.luster
- Vitreous
via Wikipedia infobox
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Encyclopedic overview
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Jôkokuite is a manganese sulfate mineral with chemical formula MnSO4・5H2O. It crystallizes in the triclinic crystal system. It was discovered in 1976 by Matsuo Nanbu at the Jokoku mine in Hokkaido, and is named after the location.
==References==
Excerpted from Wikipedia’s “jôkokuite” article, available under the CC BY-SA 4.0 licence.