Aksaite | |
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Pale grey crystals of aksaite | |
General | |
Category | Nesoborates |
Formula (repeating unit) | Mg·2H2O |
IMA symbol | Aks |
Strunz classification | 6.FA.05 |
Dana classification | 26.6.4.1 |
Crystal system | Orthorhombic Dipyramidal class |
Space group | Orthorhombic H-M symbol: (2/m 2/m 2/m) Space group: Pbca |
Identification | |
Color | Colorless, white to pale grey |
Cleavage | Distinct/Good; Probable on {100} and {010} |
Mohs scale hardness | 2.5 |
Streak | White |
Diaphaneity | Transparent to translucent |
Optical properties | Biaxial (−) |
Birefringence | δ = 0.055 |
2V angle | Measured = 88°; Calculated = 78° |
Dispersion | None |
References |
Aksaite (Mg·2H2O) is a mineral found in Kazakhstan.
Etymology and History
Aksaite is named after the place it was discovered, Ak-say (lit. White Glen). It was found in 1963 in Chelkar Salt Dome, Ak-say Valley, Kazakhstan.
References
- Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85: 291–320.
- Mindat.org
- Webmineral.com Webmineral Data
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