Hecla Mining says silver, lead, gold reserves at record levels

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Hecla Mining said Thursday its reserves of silver, lead and gold at end-2018 were the…

Trasteel Trading Holding SA – Via S. Balestra 10 | Palazzo TenTower, 6900 Lugano (CH)
CHE-436.569.943 Tel. +41 91 91 05 300

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