UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic
Uneven, Splintery, Brittle
{100} Good, {010} Good, {001} Good
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}