ATHENA MINERALOGY |
Mineral: | ROUMAITE |
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Formula: | (Ca,Na,Ce,La)6-7(Nb,Ti4+)(Si2O7)(OH)F3 |
Crystal System: | Monoclinic |
Group: | Seidozerite supergroup. Rinkite group |
IMA Number: | 2008-024 |
References: | CM 48 (2010), 17 |
Type Locality: | Rouma Island, Los Archipelago, Guinea |
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