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