ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Uneven, Uneven, Management Team (2012), Conchoidal, Brittle
Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
Fe 3O 4Ulrich Henn and Claudio C.