Sampling & Assay of Precious Metals- E.A. Smith

Ernest A. Smith, 1947, 505 pages, (Softcover)

This is a detailed account based on extensive personal experience of the author. The book deals in depth with the subjects of sampling and fire assaying. Besides gold and silver, the platinum group is covered in detail.

Contents:

I. Introductory
II. The Design and Equipment of Assay Offices
III. Assay Furnaces
IV. Furnace Implements and Apparatus Used in Assay Operations
V. Balances and Weights: Weighing

VI. Precious-Metal Ores: Valuation of Ores
VII. Sampling Precious-Metal Ores and Materials
VIII. Preparation of Samples for Assay
IX. Fluxes, Etc., Used in Assaying
X. Principles of Fluxing:Assay Slags

XI. Assay Operations
XII. The Assay of Silver Ores
XIII. The Assay of Gold Ores and Calculation of Results (Gold and Silver)
XIV. The Assay of Complex Gold and Silver Ores
XV. Special Methods of Ore-Testing and Assay

XVI. Gold and Silver:Physical and Chemical Properties
XVII. Bullion:Valuation and Sampling
XVIII. The Assay of Gold Bullion
XIX. The Assay of Silver Bullion
XX. The Assay of Base Bullion(Lead or Copper)

XXI. The Assay of Industrial Gold and Silver Alloys
XXII. The Assay of Products Containing Gold and Silver
XXIII. Metals of the Platinum Group: Sources, Properties, and Uses
XXIV. Assay of the Platinum-Group Metals
XXV. Laboratory Work in a Cyanide Mill