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
Canada, Australia
Yellow, Colorless, Brown, Blue, Brown, Colorless, Green, gray
Brown, Yellow, Red, Green, Blue, gray, Violet
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal
Uneven, Brittle
Transparent, Translucent, Not Available, Transparent . Star Diopside is opaque .
Not Available