Chrysoberyl Facts

    Chrysoberyl Facts

    Chrysoberyl Facts

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    Chrysoberyl  Properties

    Chemical CompositionIt is Beryllium aluminum oxide,  The chemical formula is BeAl2O4 .
    ColoursDifferent shades of green and yellow like bluish green, brownish green, greenish yellow, yellowish brown etc.
    Hardness8.5 Mohs.
    Refractive Index1.746 – 1.755
    Specific Gravity3.68 – 3.78
    LusterVitreous.
    Solid StateTransparent to translucent.
    Crystal SystemOrthorhombic crystal system.
    CleavagePoor cleavage.
    Heat SensitiveNo. pleochroism
    FracturesConchoidal to uneven.
    Bi-refringence0.008 – 0.009
    PleochroismWeak.
    SourceRussia, Brazil, United States, Myanmar (Burma), Tanzania, Zimbabwe, India, Madagascar, Italy and Sri Lanka.
    EnhancementNot enhanced.
    PrecautionsNo specific precautions required.
    admin March 9, 2016 Chrysoberyl