(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6
Color: green to black
Hardness: 5.5
Streak: white
Cleavage: 2 (87¡ and 93¡)
Luster: non-metallic
Other Properties: insoluble
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Pyroxene (Augite)
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6 Color: green to black Hardness: 5.5 Streak: white Cleavage: 2 (87¡ and 93¡) Luster: non-metallic Other Properties: insoluble |
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