Nephrite is found in "Afghanistan" and possesses several physical and chemical properties, including:
Physical properties
- The shape is mass
- Silicate minerals group
- White scratching
- Hardness 6.5
- The color is cream / pale green / dark green
- Not radioactive
- Transparent to opaque
- The sparkle is matte / waxy
Chemical properties
- Refractive index 1.66 / 1.63
- The density is 2.9 / 3.4
- Mono tilt crystals system
- The chemical formula is pyroxene