Blue Topaz | Loose Stones & Raw Materials
    Blue Topaz
    Petra Asia Limited
    Hong Kong
    Booth: AWE 10-G27 | Synthetic Gemstone |
    Product Specification
    Main Stone

    Topaz

    Brand

    Petra

    Colour

    Sky, Swiss, London

    Product Description
    • Chemical Classification: silicate
    • Luster: vitreous
    • Diaphaneity: translucent to transparent
    • Cleavage: perfect basal cleavage
    • Mohs Hardness: 8
    • Specific Gravity: 3.4-3.6
    • Chemical Composition: Al2SiO4 (F,OH)2
    • Crystal System: orthorhombic
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