 | 1892 - 632 pages
...Watson, Granites of the southeastern Atlantic States. Washington f9io. With pl „ 427. E. C Harder, Manganese deposits of the United States, with sections on foreign deposits, chemistry, and uses. Washington 1910. „ 428. G S. Pope, The purchase of coal by the government under specifications. With... | |
 | American Geographical Society of New York - Electronic journals - 1910 - 1090 pages
...1910, Amer. Scenic and Hist. Preserv. Soc., Appendix B., pp. 227-346, Albany, 1910. HARDER, EDMUND C. Manganese Deposits of the United States with Sections on Foreign Deposits, Chemistry, and Uses. Bull. 427, US Geol. Surv., 298 pp., Maps, Ills., and Index, Washington, 1910. HAZARD, DANIEL L. Results... | |
 | Geology - 1919 - 294 pages
...outcrop. In the northern part of the Batesville district this bed carries high grade manganese ores.1 1 Harder, EC, Manganese deposits of the United States,...sections on foreign deposits> chemistry, and uses: US Geol. Survey Bull. 427, pp. 102-118, 1910. Virginia. Other Eastern States. Virginia. Other Eastern... | |
 | Geology - 1922 - 320 pages
...is exposed at many places, and the Kimmswick limestone, which rests upon 90 Harder, E. 0.. Mnngnnese deposits of the United States, with sections on foreign deposits, chemistry, and uses: tl. S. Geol. Survey Bull. 427, p. 112, I0l0. 91 Penrose, RAF, jr., op. cit., pp. 240-242. the Plattin.... | |
 | Nevada Bureau of Mines - Mines and mineral resources - 1904 - 1040 pages
...possible shippers, and any local problems in connection with increasing present shipments. REFERENCES "Manganese Deposits of the United States with Sections on Foreign Deposits, Chemistry, and Uses" (US Geological Survey Bulletin No. 427, by EC Harder) is the best and most concise reference on the... | |
 | Geology - 1904 - 530 pages
...possible shippers, and any local problems in connection with increasing present shipments. REFERENCES "Manganese Deposits of the United States with Sections on Foreign Deposits, Chemistry, and Uses" (US Geological Survey Bulletin No. 427, by EC Harder) is the best and most concise reference on the... | |
 | Geological Survey (U.S.) - Geology - 1909 - 424 pages
...which the two minerals form concentric layers, the psilomelane being amorphous and the pyrolusite 0 Harder, EC, Manganese deposits of the United States...sections on foreign deposits, chemistry, and uses: Bull. US Geol. Survey (In preparation). occurring in small parallel needles. In many places nodules... | |
 | Geological Survey (U.S.), Alfred Hulse Brooks - Mines and mineral resources - 1909 - 858 pages
...which the two minerals form concentric layers, the psilomelane being amorphous and the pyrolusite « Harder, EC, Manganese deposits of the United States...sections on foreign deposits, chemistry, and uses: Bull. US (Jeol. Survey (In preparation). occurring in small parallel needles. In many places nodules... | |
 | Geological Survey (U.S.) - Geology - 1910 - 694 pages
...897-898. 1905. The iron industry of Texas, present and prospective. In Iron Age, vol. 76, pp. 478-479. 1905. - The Clinton or red ores of northern Alabama....foreign deposits, chemistry, and uses. Bulletin 427. (In press.) - Manganese ores. In Mineral Resources US for 1907, pt. 1, pp. 87-110. 1908. $1.00. The... | |
 | Charles Willard Hayes - Coal - 1910 - 764 pages
...897-898. 1905. The iron industry of Texas, present and prospective. In Iron Age, vol. 76, pp. 478-479. 1905. The Clinton or red ores of northern Alabama....foreign deposits, chemistry, and uses. Bulletin 427. (In press.) Manganese ores. In Mineral Resources US for 1907, pt. 1, pp. 87-110. 1908. $1.00. The Taylor... | |
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HARDER, EC Manganese deposits of the United States; with sections on foreign deposits, chemistry, and uses. 
