Yellow, Reddish, Brown, Brownish, Green, gray, Colorless
Blue
Not Available
Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle
Not Available