Rynearson garn (11 Ergebnisse)
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PAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000.
- Softcover
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PAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000.
- Softcover
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PAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000.
- Softcover
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PAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000.
- Softcover
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Paperback. Zustand: New. New copy - Usually dispatched within 4 working days.
- Hardcover
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HRD. Zustand: New. New Book. Shipped from UK. Established seller since 2000.
- Hardcover
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Verlag: California Division of Mines, San Francisco, 1948
- Softcover
Anbieter: Robert Gavora, Fine & Rare Books, ABAA, Talent, OR, USARobert Gavora, Fine & Rare Books, ABAA
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In den WarenkorbSoft cover. Zustand: Very Good. A description of the various chromite mines and deposits visited. Pages 62 through 104 with maps, tables, and references, plus two folded map plates in the rear pocket. Bound in original yellow stiff paper covers printed in black. Writing on the front cover. A very good copy. Book.
Weitere Bilder- Softcover
- Print-on-Demand
Anbieter: Forgotten Books, London, Vereinigtes KönigreichForgotten Books
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Paperback. Zustand: New. Print on Demand. This book delves into the geological landscape of El Dorado County, California, with a specific focus on its chromite deposits. The author meticulously details the historical context of chromite mining in the region, tracing its evolution from early discoveries in the 1850s to the signif…icant production boom during World War I and subsequent operations during World War II. The narrative unveils the geological intricacies of the area, elucidating the formation and distribution of ultramafic rocks, particularly dunite, which host these valuable chromite deposits. Readers are guided through the characteristics of chromium ores, exploring both disseminated and massive deposits, their composition, and the factors influencing their economic viability. The author provides a comprehensive analysis of individual mines and prospects, detailing their locations, geological settings, historical production, and remaining reserves. The Pillikin mine, renowned for its significant contribution to chromite production and its role as the sole operational chromite concentrating plant in the United States between the two World Wars, receives particular attention. Through meticulous research and insightful analysis, this book offers a valuable resource for geologists, mining enthusiasts, and historians alike. It sheds light on the geological processes that have shaped the region's mineral wealth, the historical significance of chromite mining in El Dorado County, and the enduring legacy of this industry on the local landscape. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.
- Softcover
- Print-on-Demand
Anbieter: Forgotten Books, London, Vereinigtes KönigreichForgotten Books
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Paperback. Zustand: New. Print on Demand. This book delves into the rich history of chromite deposits within the rugged terrain of California's northern Sierra Nevada, exploring their geological and economic significance. The author, an accomplished geologist, meticulously examines the composition, occurrence, and utilization of… chromite, a crucial mineral in modern industry. Chromite deposits, primarily found in ultramafic rocks, are categorized into primary and detrital types, each with distinct characteristics. Primary deposits, the predominant type, are further classified as disseminated or massive ore bodies, varying greatly in size and grade. The book thoroughly analyzes the formation, distribution, and properties of these ore bodies, providing valuable insights into their geological context. The economic importance of chromite is highlighted, detailing its use in various industries, including metallurgy, refractories, and chemical production. The author discusses the historical significance of chromite mining in the region, particularly during wartime, and explores the challenges and opportunities associated with its extraction. This book serves as a comprehensive reference for geologists, mining professionals, and anyone interested in the fascinating world of chromite deposits. The author's meticulous research and clear explanations make this volume an invaluable resource for understanding the geological processes that shaped these valuable mineral formations. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.
- Softcover
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Zustand: New. KlappentextrnrnUnlike some other reproductions of classic texts (1) We have not used OCR(Optical Character Recognition), as this leads to bad quality books with introduced typos. (2) In books where there are images such as portraits, maps, sketc.
