Federico, Marcella Compositional variation of tourmaline in the granitic pegmatite dykes of the Cruzeiro mine, Minas Gerais, Brazil - Toronto, ON Mineralogical Association of Canada April 1998 - pp. 415-431 ilus., tbls. ISSN: 0008-4476 Subjects--Topical Terms: CRISTALOQUIMICAPEGMATITA GRANITICATURMALINA Subjects--Geographic Terms: BRASILMINAS GERAIS Subjects--Index Terms: CRUZEIRO, MINA