White, Reddish, gray, Brown, Brownish
Yellow, Red, White, White, Colorless, Blue, Red, Green, Yellow, pink, Black, Blue, Brown
Not Available
Courage, Love, Healing, Protection
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)