JUST PUBLISHED. 



In Demy 8vo Handsome Cloth, pp. xv + 598. With 70 Plates and 260 other 

 Illustrations. 1 5s. net. 



A TEXT-BOOK OF GEOLOGY. 



Arranged to cover the whole Geological Course in Mining Schools 



and Colleges. 



By Prof. JAMES PARK, F.G.S., M.Inst.M.M,, 



Author of "The Cyanide Process of Gold Extraction", "Practical 

 Assaying", " Mining Geology ", and "Theodolite Surveying". 



Contents. — Some Fii'st Principles. — The Scope of Geology. — Denudation 

 of the Land. — The Work of Streams and Elvers. — Snow and Glaciers. — 

 Geological Work of the Sea. — Eock Building. — Eock Structures. — Earth 

 Movements. — Joints, Faults, and Cleavage. — Composition of Earth's Crust. — 

 Eock-forming Minerals. — Sedimentary Eocks. — Volcanoes and Volcanic Action. 

 — Igneous Eocks. — Plutonic, Hypabyssal, and Volcanic Eocks. — Metamorphism 

 and Metamorphic Eocks. — Fossils : Occurrence, Classification, Uses. — Con- 

 formity and Unconformity. — Division of Geological Eecord. — Eozoic Era. — 

 Palaeozoic Era. — Mesozoic Era. — Cainozoic Era. — Pleistocene and Eecent. — 

 Development of Surface Features. — Economic Geology. — Field Geology and 

 Surveying. — Appendix. — Index. 



Detailed Prospectus may be had post free. 

 London : CHARLES GRIFFIN & CO., Ltd., Exeter Street, Strand. 



NOW READY. 



Three Quarto Volumes of about 400 pages each, small 4to, and an Atlas of 66 pages 

 of maps in colours, ]3^ X ]9^, bound in heavy paper cover. Price £5 5s. per set net. 



THE COAL RESOURCES OF THE 

 WORLD. 



An Inquiry made upon the initiative of 



THE EXECUTIVE COMMITTEE OF THE TWELFTH INTER- 

 NATIONAL GEOLOGICAL CONGRESS, CANADA, 1913. 



with the assistance of 



GEOLOGICAL SURVEYS AND MINING GEOLOGISTS OF 

 DIFFERENT COUNTRIES. 



Edited by the 



GEOLOGICAL SURVEY OF CANADA. 



With numerous Plates and Illustrations in the Text, and 

 accompanied by an Atlas of 66 pages of maps in colours. 



The work is v^ell illustrated with figures, maps, etc., but in addition to these text- 

 illustrations there is an atlas of 66 pages of maps in colour showing the distribution 

 of the coal areas and the geology of the more important fields. 



Sole Agents for Great Britain : 

 DULAU & CO., Ltd., 37 Soho Square, London, W. 



