18x13mm Oval-Facet Natural Swiss-Blue Topaz

£65.00
SKU: 966
  • Size: 18x13 mm
  • Shape: Oval-Facet
  • Colour: Swiss-Blue
  • Clarity: Eye-Clean
  • Lustre: Blazing
  • Origin: Brazil
  • Hardness: 8
  • Specific Gravity: 3.4 - 3.5+
  • Refractive Index: 1.61 - 1.64
  • Chemical Composition: Al2SiO4(F,OH)3, Aluminum Silicate Fluoride Hydroxide
  • Crystal Structure: Orthorhombic

THIS IS A NATURALLY MINED & CUT STONE

Price: £65.00
Current Avaliable Stock: 12