Mt Takanawa (Takanawa-yama), Matsuyama City, Ehime Prefecture, Shikoku Island, Japan
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|Latitude & Longitude (WGS84):||33° 56' North , 132° 51' East|
|Latitude & Longitude (decimal):||33.9333333333, 132.85|
|Other regions containing this locality:||Asia|
Pegmatites in granite. Two associations occur, a gadolinite-zircon-muscovite and allanite-fergusonite-zircon-biotite
9 valid minerals. 1 (TL) - type locality of valid minerals.
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Daisuke Nishio-hamane, Tetsuo Minakawa, Yukikazu Ohgoshi (2013) Takanawaite-(Y), a new mineral of the M-type polymorph with Y(Ta,Nb)O4 from Takanawa Mountain, Ehime Prefecture, Japan. Journal of Mineralogical and Petrological Sciences 108:335-344.