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