MENDRISIO, Switzerland, July 14 (Reuters) - Swiss gold refinery Argor Heraeus opened the doors of its site in Mendrisio, in Switzerland's Italian-speaking canton of Ticino, showing the refining ...
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DRC unveils first-ever gold refinery with 500–600kg monthly output as it boosts local processing
The Democratic Republic of the Congo has launched its first pilot gold refinery in Kalemie, a move authorities say will allow ...
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