Austria, Mexico, China
Tanzania, Kenya, Madagascar, Cambodia, Sri Lanka, Burma, Thailand, Vietnam, Australia
Colorless, Yellow, Brownish, Red, Violet, Blue, gray
Blue, Green, Yellow, Brown, White, Colorless, Blue, Red, Green, Yellow, pink, Yellow, Red, Brown, Green, Blue, Reddish, gray
Not Available
Sagittarius, Virgo, Sagittarius, Virgo, Sagittarius, Virgo
Splintery, Conchoidal, Brittle
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)