Green, Yellow, Colorless, Grey, Brown, White, Red
Yellow, Red, White, White, Colorless, Blue, Red, Green, Yellow, pink, Black, Blue, Brown
Not Available
Courage, Love, Healing, Protection
Uneven, ConchoidalArthur Thomas, Brittle, Metallic
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)