Southern and central Africa, Orange, blue
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
White, Blue
Yellow, Colorless, Brown, Blue, Green, gray
Irregular, Gemstones of the world (2001)
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle
Translucent
Transparent, Translucent, Not Available, Transparent . Star Diopside is opaque .