Brittle, Metallic, Brittle, Metallic
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
CaZnSiO 4 · H 2OAnthony et al , Handbook of mineralogy (2001)
3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)