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ATHENA

MINERALOGY

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Mineral: OKANOGANITE-(Y)
Formula: Na(Y,Ce,Nd,Ca,Na)15Fe3+(Si3B3O18)(SiO4)4F10(OH)4
Crystal System: Rhombohedral (Trigonal)
Group: Vicanite group
IMA Number: 1987 s.p.
References: AM 65 (1980), 1138; HB2/2 (1995); AM 89 (2004), 1540
Type Locality: Golden Horn batholite, Washington Pass, Okanogan Co., Washington, USA

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