GEMSTONE DETAIL
- Dimensions: 3x3mm to 10x10mm
- Grade: AAA
- Clarity: Eye Clean
- Shape: Star
- Make: Good
- Symmetry: Good
- Color: Black
- Cut: Good
- Polish: Good
- Stock Postion: Not all sizes are in stock at all times. You can email us to check for stock position before placing your order.
CHEMICAL PROPERTIES
- Hardness (Mohs’s Scale): 8.50
- Density: 5.65 – 5.95
- Refractive Index: 2.088 – 2.176
- Dispersion: 0.058 – 0.066
- Heat Resistence: 650°C – 700°C
- Fracture: Conchoidal
- Specific Gravity: 5.65-5.95
- Shock Resistence: 350°
