Reddish, Brown, Yellow, Green, Red, Greenish, gray
Greenish, White, White, gray, Greenish, Reddish, White, gray, Greenish, Green, gray, White, gray, Greenish, Green, gray
Conchoidal, Uneven, Brittle
Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal
Imperfect on {001}, indistinct on {011}
Perfect on {001}, very good on {010}, imperfect on {110}