An Overview of the 2014 GIA Brazil Expedition
· Brazil's beryl, tourmaline, topaz, chrysoberyl, quartz, and diamond deposits are relatively well known to the gemological community. Drawn in by this nation's diverse and prolific gem production, GIA gemologists visited many of the country's active mining areas in 2003, 2004, 2009, 2011, and 2012.
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