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ATHENA MINERALOGY |
Mineral: | HASTINGSITE |
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Formula: | NaCa2(Fe2+4Fe3+)Si6Al2O22(OH)2 |
Crystal System: | Monoclinic |
Group: | Amphibole supergroup, with (OH,F,Cl) dominant. Ca subgroup. Hastingsite group |
IMA Number: | 2012 s.p. |
References: | MM 41 (1977), 43; HB2/1 (1995); MM 71 (2007), 651 |
Type Locality: | Dungannon Twp., Hastings County, Ontario, Canada |
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