Colorless, White, Colorless, Greenish, Brown, White, Colorless, Greenish, Brown, White, Colorless, Greenish, Brown
Colorless, White, Blue, Yellow, Grey, Brown, Colorless, White, Blue, Yellow, Grey, Brown
Conchoidal, Splintery, Fibrous, UnevenArthur Thomas, Gemstones (2009)
Irregular/uneven
Perfect on {010}, distinct on {100}
Perfect cleavage parallel to base and prism faces: {001} Perfect, {210} Perfect, {010} Imperfect
Vitreous, Silky, Pearly, Waxy
Vitreous, Pearly