Sample #
11
Mineral Name
CLINOPYROXENE (Augite)
Chemical Composition
(Ca,Mg,Fe)2(Si,Al)206
Luster
Vitreous
Color(s)
Dark green, black
Streak Color
White to grey
Specifc Gravity
3.2-3.4
Habit
Prismatic, tabular, massive
Cleavage/Fracture
2 good (90˚)
Hardness
5-6
Diagnostic Feature(s) Cleavage angle, habit