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1.- ALEXANDRITE AT MINACU, GOIAS, AND ITS FORMATION CONDITIONS
[INTERNATIONAL GEOLOGICAL CONGRESS]; [LOCATION VARIES]; III; INTERNATIONAL, 2000
BRAZIL 2000; 31ST INTERNATIONAL GEOLOGICAL CONGRESS; ABSTRACTS VOLUME
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2.- Alexandrite von Minacu, Goias, Brasilien: ein primaeres Vorkommen ;Alexandrite from Minacu, Goias, Brazil; a primary deposit
Deutsche Gemmologische Gesellschaft e.V.; Idar-Oberstein; DEU; Germany, 2010
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