Southern and central Africa, violet, blue, violet, blue
India, Canada, Brazil
Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink
Colorless, Reddish, White, pink, Green, Yellow, Violet, White, pink, Green, Yellow, Violet, White, Colorless, Blue, Green, Brown, Yellow, pink, Violet, White, pink, Green, Yellow, Violet
Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius
Not Available
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
Uneven, UnevenArthur Thomas, Gemstones (2009)