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