Download or read book Mining and Milling Practices at Small Gold Mines written by Eugene Delos Gardner and published by . This book was released on 1934 with total page 50 pages. Available in PDF, EPUB and Kindle. Book excerpt: This paper discusses small-scale lode gold mining and milling. It is abstracted from a bulletin being prepared by the United States Bureau of Mines entitle "Equipping, Developing, and Operating Small Gold Mines." Gold is widely distributed in the mountainous regions of the United States; relatively few deposits, however, can be profitably worked on a large scale. Because of the high intrinsic value of gold, ores containing this metal may be very rich; hence it is possible to mine profitably smaller bodies of gold ore than of the ore common metals
Download or read book Information Circular written by and published by . This book was released on 1930 with total page 484 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Minerals Yearbook written by and published by . This book was released on 1935 with total page 494 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Mining and Milling Methods and Costs of the Golden Messenger Mine of the United Gold Mines Corporation York Mont written by S. H. Lorain and published by . This book was released on 1937 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Shaft sinking Practices and Costs written by Eugene Delos Gardner and published by . This book was released on 1932 with total page 554 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Report of Work of the Mining Division U S Bureau of Mines for Calendar Year 1936 and Program for 1937 written by Charles F. Jackson and published by . This book was released on 1937 with total page 20 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Mining and Milling Methods and Costs at Knob Hill Mine Republic Wash written by Corwin L. Cooper and published by . This book was released on 1940 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Annual Report of the Mining Division for the Fiscal Year 1937 written by Charles Freeman Jackson and published by . This book was released on 1937 with total page 20 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Studies of Roof Movement in Coal Mines written by Earl R. Maize and published by . This book was released on 1939 with total page 1166 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Gold Mining and Milling in the United States and Canada written by Charles Freeman Jackson and published by . This book was released on 1932 with total page 170 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book An Assessment of Factors Affecting Small Mining and Custom Milling and Smelting Operations in the Western United States written by and published by . This book was released on 1982 with total page 202 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Metal mining Practice written by Charles Freeman Jackson and published by . This book was released on 1939 with total page 538 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Mining and Metallurgy written by and published by . This book was released on 1927 with total page 84 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Mine Ventilation written by Daniel Harrington and published by . This book was released on 1939 with total page 1152 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Annual Report of the Mining Division Fiscal Year 1939 written by Charles F. Jackson and published by . This book was released on 1939 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Amalgamation Practice at the Porcupine United Gold Mines Ltd Timmins Ont written by Ronald A. Vary and published by . This book was released on 1931 with total page 10 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Mining and Milling Methods and Costs at the Yellow Aster Mine Randsburg Calif written by Corwin L. Cooper and published by . This book was released on 1936 with total page 30 pages. Available in PDF, EPUB and Kindle. Book excerpt:
