USA, Brazyl, Austria, Italy, Tanzania, Pakistan, Russia, Sri Lanka, Burma, Color: green, yellow-green, Not Available, Hardness: 5.5 6, Refractive index: 1.66 1.71, Density: 3.25 3.55, Chemical composition: CaMg(Si2O6), Crystal structure: monoclinic, Origins: USA
Southern and central Africa, Orange, blue
Yellow, Colorless, Brown, Blue, Green, gray
White, Blue
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle
Irregular, Gemstones of the world (2001)
Transparent, Translucent, Not Available, Transparent . Star Diopside is opaque .
Translucent