ATHENA MINERALOGY |
Mineral: | NIOBOPHYLLITE |
---|---|
Formula: | K2Na(Mn,Fe2+)7(Nb,Ti)2Si8O26(OH)4(F,O) |
Crystal System: | Anorthic (Triclinic) |
Group: | Astrophyllite supergroup. Astrophyllite group |
IMA Number: | 1964-001 |
References: | CM 8 (1964), 40; HB2/2 (1995); CM 41 (2003), 1; L 2 (2019), 7 |
Type Locality: | Ten Mile Lake, Seal Lake area, Labrador, Canada |
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