Blue, Green, Blue, Brown
Yellow, Red, Reddish, Brown, Colorless, White, Yellow, Red, Reddish, Brown, Colorless, White, gray, White, gray, Reddish, White, gray, Reddish, White, gray, Reddish
Sub-Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Conchoidal, Uneven