Not Available, Southern and central Africa
Southern and central Africa
Blue
Violet, Blue, Yellow, Brown, White, Colorless
Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn, Leo, Gemini, Capricorn
Not Available
Not Available
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)