66 CHARLES OB1FF1N <fc UO.'S PUBLICATIONS. 



ASSAYING (A Text-Book of): 



For the uae of Students, Mine Managers, Assayers, dc. 

 BY J. J. BERINGER, F.I.C., F.C.S., 



Public Analyst for, and Lecturer to the Mining Association of, Cornwall. 



AND C. BERINGER, F.C.S., 



Late Chief Assayer to the Rio Tinto Copper Company, London, 



With numerous Tables and Illustrations. Crown 8vo. Cloth, lo/d, 

 FIFTH EDITION ; Revised. 



GENERAL CONTENTS. PART I. INTRODUCTORY ; MANIPULATION : Sampling ; 

 Drying ; Calculation of Results Laboratory-books and Reports. METHODS : Dry Grari- 

 metric; Wet Gravimetric Volumetric Assays: Titrometric, Colarimetric, Gasometric 

 Weighing and Measuring Reagents Formulae, Equations, &c. Specific Gravity. 



PART 1 1. MHTALS : Detection and Assay of Silver, Gold, Platinum, Mercury, Copper, 

 Lead, Thallium, Bismuth, Antimony, Iron, Nickel, Cobalt, Zinc, Cadmium, Tin, Tungstea, 

 Titanium, Manganese, Chromium, &c. Earths, Alkalies. 



PART III. NON-METALS : Oxygen and Oxides; The Halogen* Sulphur and Sut- 

 phates Arsenic, Phosphorus, Nitrogen Silicon, Carbon, Boron Useful Tables. 



"A REALLY MERITORIOUS WORK, that may be safely depended upon either for systematic 

 uutouction or for reference." Nature. 



"This work is one of the BEST of its kind. . . . Contains all the information thai 

 the Assayer will find necessary in the examination of minerals," Engineer. 



Handsome Cloth. With Numerous Illustrations. 6s. 



ELEMENTARY METALLURGY 



(A TEXT-BOOK OF). 



Including the Author's PRACTICAL LABORATORY COURSE. 

 BY A. HUMBOLDT SEXTON, E.I.C., F.C.S., 



Professor of Metallurgy in the Glasgow and West of Scotland Technical College. 



GENERAL CONTENTS. Introduction Properties of the Metals Combustion 

 Fuels Refractory Materials Furnaces Occurrence of the Metals in Nature Pre- 

 paration of the Ore for the Smelter Metallurgical Processes Iron : Preparation of 

 Pig Iron Malleable Iron Steel Mild Steel Copper Lead Zinc and Tin Silver 

 Gold Mercury Alloys Applications of ELECTRICITY to Metallurgy LABORA- 

 TORY COURSE WITH NUMEROUS PRACTICAL EXERCISES. 



" Just the kind of work for Students COMMENCING the study of Metal- 

 lurgy, or for ENGINEERING Students requiring a GENERAL KNOWLEDGE of it, or 

 for ENGINEERS in practice who like a HANDY WORK of REFERENCE. To all three 

 classes we HEARTILY commend the work. " Practical Engineer. 



" EXCELLENTLY got-up and WELL-ARRANGED. . . . Iron and copper well 

 xplained by EXCELLENT diagrams showing the stagest/f the process from start to 

 finish. . . . The most NOVEL chapter is that on the many changes wrought 

 in Metallurgical Methods by ELECTRICITY. " Chemical Trade Journal. 



" Possesses the GREAT ADVANTAGE of giving a COURSE OF PRACTICAL WORK." 

 Mining Journal. 



LONDON: CHARLES GRIFFIN & CO., LIMITED, EXETER STREET, STRAND. 



