Not Available
Tanzania, Kenya, Madagascar, Cambodia, Sri Lanka, Burma, Thailand, Vietnam, Australia
Yellow, Violet, Green, Brown, White, gray, Greenish
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
Uneven
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)