Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references
CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)