Southern and central Africa, Switzerland, Yellow, blue, Switzerland, Yellow, blue
Australia, Italy
Red, Brown, Green, Yellow, Blue, Blue, Green, Yellow, Colorless, Pale pink, Red, White, Brown, Black, White, Yellow, Green, Red, Blue, pink
Yellow, Red, Reddish, Brown, Colorless, White, Yellow, Red, Reddish, Brown, Colorless, White, gray, White, gray, Reddish, White, gray, Reddish, White, gray, Reddish
Scorpio, Aquarius, Pisces, Scorpio, Aquarius, Pisces, Scorpio, Aquarius, Pisces
Not Available
Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
Conchoidal, Uneven