Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Ca 2 MgAl 2 BSi 4 O 15 OH Gemdat.org, Management Team (2012)
SbTaO 4Ulrich Henn and Claudio C.