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ATHENA

MINERALOGY

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Mineral: YTTRIALITE-(Y)
Formula: (Y,Th)2Si2O7
Crystal System: Hexagonal (?)
Group: Thortveitite group
IMA Number: 1987 s.p.
References: DAN 189 (1969), 615; HB2/2 (1995)
Type Locality: Barringer Hill, Blufton, Llano Co., Texas, USA

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