Antimony deposit is located at altitude of 4150 m and contains 7-8% up to 36% Sb; smelting method developed is based on oxidation of antimony sulfide by means of saltpeter and charcoal; oxide is leached; precipitation concentrate is reduced and refined.
Smelting of antimony ore in northern Chile using saltpeter
Verhuettung von antimonerz im norden chiles unter verwendung von salpeter
Berg- und Huettenmaennische Monatshefte ; 107 , n 7
1962
3 pages
Aufsatz (Zeitschrift)
Deutsch
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