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General and specific growth marks in pegmatite beryls |
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| Authors: | Giorgio Graziani Sergio Lucchesi Eugenio Scandale |
| Affiliation: | 1. Dipartimento di Scienze della Terra, Sezione Mineralogica e Cristallografica, Università degli Studi di Roma“La Sapienza”, P.le A. Moro 5, I-00186, Rome, Italy 2. Dipartimento Geomineralogico, Università di Bari — Campus, Traversa n? 200 via Re David, 4, I-70124, Bari, Italy |
| Abstract: | Growth marks of pegmatite beryls can be divided into general and specific in relation to their types and distributions. Dislocation absence and growth bands have been recognized as general growth marks of the environment while minor element concentrations and optical anomalies as specific to the local growth medium. |
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