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Excerpt from Copper Mining in Lake SuperiorThere is a very generally received opinion that the copper in these beds occurs in Shoots. This does not appear to be proved, though the opinion seems to have some foundation from the experience of the Calumet Hecla Mine, where a body Of poor rock has been left.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is ...

Excerpt from The Life of John Paterson: Major General in the RevolutionaryA notice of Major Egleston was published by the New York Geaca logical and Biographical Record, vol xxiii., July, 1892.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally re...

Excerpt from Some Thoughts and Suggestions on Technical EducationA knowledge of French and German is absolutely essential to success in any professional career, and as this knowledge is wanted, 8 thoughts and suggestions ON technical education.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Boo...

Excerpt from The Metallurgy of Silver, Gold, and Mercury in the United States, Vol. 2 of 2: Gold and MercuryThe publication of this volume has been retarded by circumstances entirely beyond my control, but it is hoped that the two volumes will present a succinct and clear statement of the metallurgy of silver, gold, and mercury in the United States in such detail as it is possible for so rapidly growing and changing a science to be presented i...

Excerpt from The Metallurgy of Silver, Gold, and Mercury in the United States, Vol. 2 of 2: Gold and MercuryThe publication of this volume has been retarded by circumstances entirely beyond my control, but it is hoped that the two volumes will present a succinct and clear statement of the metallurgy of silver, gold, and mercury in the United States in such detail as it is possible for so rapidly growing and changing a science to be presented i...

Excerpt from The Metallurgy of Silver, Gold, and Mercury in the United States, Vol. 1 of 2: SilverEconomical methods of treatment, the precious metal contents at which the ore is workable, is steadily.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digi...

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bTitle:/b Catalogue of Minerals and Synonyms.br/br/bPublisher:/b British Library, Historical Print Editionsbr/br/The British Library is the national library of the United Kingdom. It is one of the world's largest research libraries holding over 150 million items in all known languages and formats: books, journals, newspapers, sound recordings, patents, maps, stamps, prints and much more. Its collections include around 14 million books, along w...

Excerpt from The Metallurgy of Silver, Gold, and Mercury in the United States, Vol. 1 of 2: Silver So entirely has mining formed a part of the history of the country, that the very words which express the miner's joy or sorrow, his success or failure, have passed into the current con versation of society. To strike it rich, to find pay, to pan out, or to get down to hard-pan or to the bed-rock, indicate to the people of the Western coast thei...

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