Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}
{???} Distinct, {???} Indistinct
(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)