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1.- Ga/Mg ratio as a new geochemical tool to differentiate magmatic from metamorphic blue sapphires Elsevier; Amsterdam; NLD; Netherlands, 2007 Ver registro
2.- TOWARD A GEOCHEMISTRY OF OPALS PERGAMON; OXFORD; III; INTERNATIONAL, 2005 ABSTRACTS OF THE 15TH ANNUAL V. M. GOLDSCHMIDT CONFERENCE Ver registro
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