Also found granular, massive and occassionally acicular aggregates. Cleavage is imperfect in two directions at 56 and 124 degrees. Fracture is uneven. Hardness is 5 - 6. Streak is brown to gray.
Large crystals have an almost striated or grainy appearance.
Associated Minerals are quartz , feldspars , augite , magnetite , micas and many medium grade metamorphic minerals.