Kobeite-(Y)

Locality: Hataga pegmatite, Hataga, Hiroshima City, Hiroshima Prefecture, Chugoku Region, Honshu Island, Japan

5 mm long Kobeite-(Y) crystal aggregate. Its formula is ((Y_0.30REE_0.16)_0.46U_0.06Ca_0.05Th_0.03)_0.60Zr_0.73(Ti_1.41Fe³⁺_0.76Nb_0.09Ta_0.01)_2.27O_6.18(OH)_0.82 according to microprobe data. Received from Hiromi Yamasaki, and I am sincerely grateful to her. Pavel M. Kartashov analytical data, collection and photo.

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Photo added: 11th Aug 2006

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