Nova Era and Itabira
507 views · Published 2 August 2018 · 2:47 · Indexed 4 November 2026
Channel: GIA (Gemological Institute of America) · 2018 · Education
In this video, Sergio Martins, president of the Brazilian gemstone cutting and marketing firm Stone World, gives an overview of Brazil’s most important emerald deposits, as well as the country’s mining practices and laws. View the full article at http://www.gia.edu/research-news-brazil-emerald-sources-lucas
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