Blue, Green, Blue, Green, Green
Yellow, Greenish, Brownish, Colorless, White, gray, Yellow, Green, Blue, Violet, Blue, Colorless, Green, gray, Yellow, Blue, Colorless, Green, gray, Yellow, orange
Uneven, UnevenAnthony et al, Handbook of mineralogy (2001)
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
[001] perfect; [100] distinct
[001] good, [210] distinct
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references