JASPER, an opaque and colorful variety of chalcedony

VARIETY INFORMATION:

  • VARIETY OF: Crypto-crystalline Quartz , SiO2
  • USES: Gemstone and ornamental stone.
  • COLOR: black and/or white
  • HARDNESS: 7
  • CLEAVAGE: none
  • CRYSTAL SYSTEM: none visible (actual crystals are microscopic)
  • For natural Jasper mineral specimens see our For Sale or Sold lists


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