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ATHENA

MINERALOGY

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Mineral: CAYSICHITE-(Y)
Formula: Y4(Ca3REE)(OH)(H2O)5(Si8O20)(CO3)6.2H2O
Crystal System: Orthorhombic
IMA Number: 1987 s.p.
References: CM 12 (1974), 293; HB2/1 (1995)
Type Locality: Evans-Lou mine, St-Pierre-de-Wakefield, Portland Tp., Papineau Co., Québec, Canada

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