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ATHENA

MINERALOGY

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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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