{ "item_title" : "Notes On Gold Extraction By Means Of Cyanide Of Potassium, MacArthur-Forrest Patents, As Carried Out On The Witwatersrand Gold Fields, Transvaal, Sout", "item_author" : [" W. R. Feldtmann "], "item_description" : "Notes On Gold Extraction By Means Of Cyanide Of Potassium, MacArthur-Forrest Patents, As Carried Out On The Witwatersrand Gold Fields, Transvaal, South Africa is a book written by W.R. Feldtmann. The book provides a detailed account of the process of gold extraction using cyanide of potassium and the MacArthur-Forrest patents, as carried out on the Witwatersrand Gold Fields in Transvaal, South Africa.The book is divided into several chapters, each of which covers a different aspect of the gold extraction process. The first chapter provides an introduction to the Witwatersrand Gold Fields and the history of gold mining in the area. The second chapter discusses the chemical properties of cyanide of potassium and its use in gold extraction.The third chapter focuses on the MacArthur-Forrest patents and the process of gold extraction using cyanide of potassium. The fourth chapter provides a detailed description of the equipment and machinery used in the gold extraction process, including crushers, stamp mills, and cyanide tanks.The fifth chapter discusses the practical aspects of gold extraction, including the preparation of ores, the treatment of tailings, and the disposal of waste products. The sixth chapter provides an overview of the economic aspects of gold mining, including the cost of production, the price of gold, and the profitability of mining operations.Overall, Notes On Gold Extraction By Means Of Cyanide Of Potassium, MacArthur-Forrest Patents, As Carried Out On The Witwatersrand Gold Fields, Transvaal, South Africa is a comprehensive guide to the process of gold extraction using cyanide of potassium and the MacArthur-Forrest patents. It is an invaluable resource for anyone interested in the history and technology of gold mining.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.", "item_img_path" : "https://covers2.booksamillion.com/covers/bam/1/16/167/247/1161672478_b.jpg", "price_data" : { "retail_price" : "32.95", "online_price" : "32.95", "our_price" : "32.95", "club_price" : "32.95", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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