AT A GLANCE
Diaphaneity:
Refractive Index:
Luster:
Mohs Hardness:
Transparent – Translucen
1.434 – 1.434
Vitreous
4.0
MORE INFORMATION
Color Range:
Green, Blue, Brown, Yellow, Orange, Pink, Purple, Violet, Parti Colored, Colorless
Major Sources:
China, Austria, Poland, Hungary, Czechoslovakia, Germany, England, Switzerland, Norway, Mexico, Canada & United States