Owl - coll. P.P. ATHENA

MINERALOGY
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Mineral:YTTROCOLUMBITE-(Y)
Formula:(Y,U,Fe2+)(Nb,Ta)O4
Crystal System:Orthorhombic
Strunz Nr:4/D.19-80
References:Mem. Acad. Cien. Lisboa 1 (1937), 369; HB3 (1997)
Type Locality:Mozambique

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