Gold Refining

214 Pages. Very attractive never-read book with black boards and gold lettering. Gold store label for The Prospectors Cache pasted to endpaper. Loose and could be easily removed. No other marks or stamps. This book is written specifically for entrepreneurs who contemplate going into the business of precious metals refining, or to increase their present technical capability in their businesses which may be jewelry fabrication, dental laboratories, metal re-cycling = of precious metals or electroplatinq. A large portion of this book is given to analytical work which enables the reader to recognize the value and purity of the materials. The gold and all the precious metals with which the gold is closely associated is valuable in any form and in any quantity and it is being re-processed and placed on the market. This book describes in detail how it is done on a commercial basis or in small quantities. This book may also serve as a source of basic knowledge for anyone who ventures to handle materials containing gold and other precious metals, and can be used as a reference for engineers and designers of extractive metallurgical processes. Contents in Six Chapters: The Chemical Properties of Gold, Identification of Material & Chemical Analysis, Gold Processing, Separations and Purification of Precious Metals Concentrates, Refining of Precious Metals, and Precious Metals and Their Alloys. Note: Chapter Five is omitted in the Contents Page and it is Titled Refini;ngof Precious Metals beginning on page 163.…