Linarite, from La Carolina District, Linares, Jaén, Andalusia, Spain, the type locality . Picture width 1.5 mm
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
Blue
Yellow, Colorless, Brown, Blue, Brown, Colorless, Green, gray
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal
Transparent
Transparent, Translucent, Not Available, Transparent . Star Diopside is opaque .