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ATHENA

MINERALOGY

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Mineral:FERROHORNBLENDE
Formula:[]Ca2[Fe2+4(Al,Fe3+)]Si7AlO22(OH)2
Crystal System:Monoclinic
Strunz Nr:8/F.10-50
Group:Amphibole group group II: calcic group
References:HB2/1 (1995); CM 35 (1997), 219
Comments:[] = vacancy

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