ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.
SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references