Material: Nanosital Color: Chalcedony Blue Shape: Round Cabochon Size: 8 mm Weight: about 2.2 cts each
Size: 6 mm Weight: about 1 cts each
Size: 5 mm Weight: about 0.5 cts each
Refractive index: 1.65-1.7 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 light blue color, without inclusions, translucent.
