Lab Created Pulled Czochralski Blue Spinel Rough

ROUGH STONE DETAIL

• Origin: Grown in Lab by Pulled Czochralski method. One of the best ways to produce top quality gems.
• Dimensions: About 31x12x7mm
• Grade: AAA
• Clarity: Eye Clean
• Shape: Rough
• Color: Violet Blue
• Polish: Very Good
• Hardness: 8 (Mohs Scale)
• Stock Postion: Available

Chemical Properties

• Chemical composition: Magnesium aluminium oxide, MgAl2O4
• Hardness: 8 Moh’s scale
• Density: 3.58
• Material Refractive index: 1.710-1.728
• Dispersion: 0.020
• Length of Grown Crystal: Length is up to 40-100mm and diameter is about 20-30mm