Roasting Arsenical Gold Ores and Concentrates

MR. A. F. B. Norwood (1): Having been associated in the past few years with nine different plants roasting auriferous concentrates in Australia, two of which were new installations for which design and construction were undertaken by the writer, I read Mr. Archibald's paper with very great interest, and I deem it a great privilege, as a member of a sister Institution, to be invited to contribute to the discussion on the paper.
Keywords: Arsenic, arsenic, arsenopyrite, ferric oxide, Western Australian, Australia, Concentrate, Concentrates, Extraction, Furnaces, Materials, Oxide, Roasting, Temperature
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