5. Metallurgy
Antimony metallurgy uses pyro- and hydrometallurgical extraction methods adapted to the nature of the ore (sulfide, oxide or complex) and its antimony content, which can vary from 1.5% to over 60%.
5.1 Pyrometallurgy of stibine and antimony metal
Antimonide products are classified into crude quality products, marketed on the basis of a 70% Sb content, and regule quality products, marketed on the basis of a 99% Sb content.
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1. Antimony mining and recycling
China is by far the world's leading antimony producer (table 1 ), accounting for 90% of global production in 2014, compared with 87% in 2001 [19]. The severe flooding in 2004, which temporarily shut down the main Hunan mines and forced China to temporarily...
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