Aksaite

(repeating unit)Mg[B6O7(OH)6]·2H2OIMA symbolAks[1]Strunz classification6.FA.05Dana classification26.6.4.1Crystal systemOrthorhombic
Dipyramidal classSpace groupOrthorhombic
H-M symbol: (2/m 2/m 2/m)
Space group: PbcaIdentificationColorColorless, white to pale greyCleavageDistinct/Good; Probable on {100} and {010}Mohs scale hardness2.5StreakWhiteDiaphaneityTransparent to translucentOptical propertiesBiaxial (−)Birefringenceδ = 0.0552V angleMeasured = 88°; Calculated = 78°DispersionNoneReferences[2][3]

Aksaite (Mg[B6O7(OH)6]·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

  1. ^ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85: 291–320.
  2. ^ Mindat.org
  3. ^ Webmineral.com Webmineral Data


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