20mm Round-Cabochon Deep-Blue Chalcedony

£9.00
SKU: 1104
  • Size: 20 mm
  • Shape: Round Cabochon-Cut
  • Colour: Deep-Blue
  • Clarity: Clean
  • Lustre: Good
  • Origin: Africa
  • Hardness: 7
  • Specific Gravity: 2.60 - 2.70
  • Refractive Index: 1.544 - 1.553
  • Chemical Composition: SiO2, Silicon Dioxide
  • Crystal Structure: Hexagonal

THIS IS A NATURALLY MINED & CUT STONE

Price: £9.00
Current Avaliable Stock: 4