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ATHENA MINERALOGY |
Mineral: | FERROFERRINYBOITE |
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Name: | Ferro-ferri-nybøite |
Formula: | NaNa2(Fe2+3Fe3+2)(Si7Al)O22(OH)2 |
Crystal System: | Monoclinic |
Group: | Amphibole supergroup, with (OH,F,Cl) dominant. Amphibole Na subgroup. Nyboite group |
IMA Number: | 2013-072 |
References: | MM 77 (2013), 3249-3258; CM 52 (2014), 1019 |
Type Locality: | Poudrette quarry, Mont Saint-Hilaire, Rouville RMC, Montérégie (Monteregian), Québec, Canada |
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