Evidence for internal fractionation from Li isotopes in tourmaline and MIca in the Berry-Havey rare-element pegmatite (Maine, USA)

1. Roda-Robles, E.
2. Pesquera-Pérez, A.
3. Simmons, W.B.
4. Gil-Crespo, P.P.
5. Falster, A.U.