Amethyst

  • SiO2
  • Type: Gemstone
  • Colour: Purple, violet, dark purple
  • Mohs Hardness: 7
  • Crystal System: Trigonal
  • Transparency: transparent to translucent
  • Lustre: Vitreous: This luster resembles broken glass, offering a bright and glassy shine. It's common in transparent and translucent minerals like quartz or calcite.
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