Hardness: 7 (Mohs scale) Dispersion (effects of light): 0.015 Wax casting: Yes Melting Point: 1700 °C
Notice: The color of the photo may be different from the actual due to different computer monitors and other devices. This stone has brow color, with bluish luster seen through, translucent. Hole goes only into half of the ball, not through.
