Notices of Memoirs — Swiney Lectures on Geology. 515 



II. Thursday, November 15. Gold. — "World's production of gold 

 at different dates. History of gold-mining in Great Britain. Gold- 

 mining in early times in India, Africa, etc. Discovery of gold in 

 Australia: history and present condition of gold-mining in Australian 

 States. South African goldfields : Transvaal, Rhodesia, etc. Gold- 

 mining in India, Canada, British Guiana, New Zealand, etc. 



III. Friday, November 16. Silver, Platinum. — Sources of silver 

 and nature of silver ores. Extraction of silver from lead ores. Silver 

 production of Great Britain. Canadian silver-mines and the history 

 of their development. Australasian silver-mines, especially Broken 

 Hill. Platinum deposits of British Columbia. 



IV. Tuesday, November 20. Iron. — Occurrence of iron ores and 

 their origin. Production of iron in Britain and the Empire. Iron- 

 ore deposits of Great Britain. British imports of iron ore and their 

 sources. Iron -ore deposits of Canada and of the Australian States. 

 Iron-ore deposits of South Africa. 



V. Thursday, November 22. Coal. — Origin of coal and nature of 

 the different varieties. Properties and utilization of coal. Coal- 

 production of the Empire. Exports and imports of coal. British 

 coal-fields and their resources. 



Yl. Friday, November 23. Coal (contimied). — Coal-fields of 

 Canada : their production and reserves. Coal-fields of India. Coal- 

 fields of South Africa, Rhodesia, Nigeria. The coal deposits of the 

 Australian States. 



VII. Tuesday, November 27. Oil.— Sources of mineral oil: 

 their method of origin and mode of occurrence. History- of oil 

 industry and "world's production of oil. Oil shales of Scotland, 

 Australia, and Canada : their treatment and their products. 



VIII. Thursday, November 29. Oil {continued). — Oil and pitch 

 in Trinidad. Oil and gas wells of Canada. Oil -fields of Egypt, 

 Burmah, New Zealand, Persia. History of mineral oil and geology 

 of the oil-fields. 



IX. Friday, November 30. Salt, Phosphates, Sulphur, etc. — 

 Deposits of rock salt in Britain, Canada, India, etc. Mineral 

 phosphates in British possessions. Sulphur and pyrites : their 

 distribution and uses. Asbestos mines of Canada, Africa, etc. 

 Graphite of Ceylon. Nickel and cobalt in Canada. 



X. Tuesday, December 4. Copper, Tin, Tungsten, etc. — Copper 

 and tin mining in Britain. Copper production in Canada, Africa, 

 New Zealand. Tin-mining in the Malay States. Tungsten : the 

 sources of supply in the British Empire. Molybdenum. 



XI. Thursday, December 6. Lead, Zinc, Manganese, etc. — 

 British lead-mining, past and present. Sources of lead and zinc for 

 British industries. Zinc-lead ores of Australasia. Canadian lead 

 and zinc deposits. Manganese ores of India. Antimony. 



XII. Friday, December 7. Diamonds and other Precious 

 Stones. — Indian diamond production. The diamond fields of South 

 Africa and South-West Africa: their geology and history. Australian 

 diamonds. British Guiana. The Burman ruby deposits. Precious 

 stones of Ceylon. Queensland opals and sapphires. 



