SÃO JOSÉ DA BATALHA, Brazil (Thomson Reuters Foundation) - Rare neon blue Paraiba tourmalines have adorned jewelry worn on the red carpet by Hollywood actresses Emily Blunt and Salma Hayek and U.S.
Tensions between President Trump and Brazil’s leader could derail a promising alliance to unlock the world’s second largest reserve of the minerals. By Ana Ionova Ana Ionova spoke to mining experts, ...
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