Categories
  • Nesoborates
  • Magnesium minerals
    •   Encyclosphere.org ENCYCLOREADER
      supported by EncyclosphereKSF

    Aksaite

    Topic: Chemistry

     From Handwiki - Reading time: 1 min
    Aksaite
    General
    CategoryNesoborates
    Formula
    (repeating unit)    		Mg[B6O7(OH)6]·2H2O
    Strunz classification6.FA.05
    Dana classification26.6.4.1
    Crystal systemOrthorhombic
    Dipyramidal class
    Space groupOrthorhombic
    H-M symbol: (2/m 2/m 2/m)
    Space group: Pbca
    Identification
    ColorColorless, white to pale grey
    CleavageDistinct/Good; Probable on {100} and {010}
    Mohs scale hardness2.5
    StreakWhite
    DiaphaneityTransparent to translucent
    Optical propertiesBiaxial (-)
    Birefringenceδ = 0.055
    2V angleMeasured = 88°; Calculated = 78°
    DispersionNone
    References[1][2]

    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. ↑ Mindat.org
    2. ↑ Webmineral.com Webmineral Data
    3. ↑ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine 85: 291–320. https://www.cambridge.org/core/journals/mineralogical-magazine/article/imacnmnc-approved-mineral-symbols/62311F45ED37831D78603C6E6B25EE0A. 




    Retrieved from "https://handwiki.org/wiki/index.php?title=Chemistry:Aksaite&oldid=821461"
    This article is licensed under CC BY-SA 3.0.
    Original source: https://handwiki.org/wiki/Aksaite
    Status: article is cached
    Encyclosphere.org EncycloReader is supported by the EncyclosphereKSF