• Size: 15 mm
• Shape: Round Cabochon-Cut
• Colour: Deep-Purple
• Clarity: Clean
• Lustre: Good
• Origin: African
• Hardness: 7
• Specific Gravity: 2.65 - 2.91
• Refractive Index: 1.544 - 1.553
• Chemical Composition: SiO2, Silicon Dioxide
• Crystal Structure: Trigonal

THIS IS A NATURALLY MINED & CUT STONE