USA, Brazyl, Austria, Italy, Tanzania, Pakistan, Russia, Sri Lanka, Burma, Color: green, yellow-green, Not Available, Not Available, 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, Brazyl, Austria, Italy, Tanzania, Pakistan, Russia, Sri Lanka
Russia
Yellow, Colorless, Brown, Blue, Brown, Colorless, Green, gray
White
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal
Brittle, Metallic
Transparent, Translucent, Not Available, Transparent . Star Diopside is opaque .
Not Available