UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Uneven, Conchoidal, Brittle, Metallic, ConchoidalArthur Thomas, Gemstones (2009)
CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.