Revised and enlarged Third Edition of the classic work. Chapter titles are ...(1) Cupels and Flux ...(2) Assay of Ores ...(3) Notes on the Assay of Ores ...(4) Fluxes and Reagents ...(5) Slags ...(6) The Assay of Refractory Ores ...(7) Amalgamation and Chlorination Tests ...(8) The Assay of Ores Containing Coarse Metal ...(9) The Assay of Copper Ores and Copper-bearing Materials for Gold and Silver ...(10) The Dry Assay of Mercury ...(11) Volumetric Determination of Copper ...(12) Volumetric Determination of Lead ...(13) Supplementary Notes on the Assay of Ores ...(14) Appendix.