Non-Metamict Aeschynite-(Y), Polycrase-(Y), and Samarskite-(Y) in NYF Pegmatites from Arvogno, Vigezzo Valley (Central Alps, Italy)
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M. Novák | R. Škoda | G. Pennacchioni | F. Nestola | M. Schiazza | A. Guastoni | L. Secco
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