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AMPHIBOLE GROUP MINERALS
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The main physical and optical difference between the amphiboles and pyroxenes. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Pyroxenes: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Monoclinic amphiboles ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Anthophyllite (Mg,Fe)7 Si 8 O22 (OH)2 ,[object Object],[object Object],[object Object],[object Object],[object Object]
cummingtonite  (Mg, Fe) 7  Si 8  O 22  (OH) 2 ,[object Object],[object Object],[object Object],[object Object],[object Object]
Grunerite     Fe 7  Si 8  O 22  (OH) 2 ,[object Object],[object Object],[object Object]
Tremolite   Ca2 Mg5Si8 O22 (OH)2  ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
actinolite    Ca 2  (Mg,Fe) 5 Si 8  O 22  (OH) 2  ,[object Object],[object Object],[object Object],[object Object],[object Object]
Hornblende  (K,Na) 0-1 (Ca, Na, Fe, Mg)2 (Mg, Fe, Al)5 (Si, Al)8 O22 (OH)2 ,[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Glaucophane  Na2 Mg3 Al 2Si8 O22 (OH)2 ,[object Object],[object Object],[object Object],[object Object],[object Object]

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