One of the largest emeralds in Brazil goes to auction with an initial bid of USD 19 million
A 241 kg "canga" extracted from the Serra da Carnaíba (BA), the largest emerald reserve in the country, is valued at over USD 365 milion. SãO PAULO - SãO PAULO, SãO PAULO, BRAZIL, September 9, 2025 /EINPresswire.com/ -- One of the largest and …