Uneven, Uneven, Irregular, Management Team (2012), Conchoidal, Brittle
Uneven, UnevenAnthony et al, Handbook of mineralogy (2001)
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)