A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Exploration of Bourbon Magnetic Anomaly, Crawford County, Missouri
Magnetic surveys in 1931 and 1932 disclosed large positive anomaly about mile south of Bourbon, Mo; to determine character of material that caused anomaly, Bureau of Mines drilled four holes; magnetite in rhyolite porphyry was encountered at 1600 to 2000 ft; general geology; geophysical investigation; analyses; ore treatment tests; magnetic separation.
Exploration of Bourbon Magnetic Anomaly, Crawford County, Missouri
Magnetic surveys in 1931 and 1932 disclosed large positive anomaly about mile south of Bourbon, Mo; to determine character of material that caused anomaly, Bureau of Mines drilled four holes; magnetite in rhyolite porphyry was encountered at 1600 to 2000 ft; general geology; geophysical investigation; analyses; ore treatment tests; magnetic separation.
Exploration of Bourbon Magnetic Anomaly, Crawford County, Missouri
U S Bur Mines -- Report Investigations
McMillan, W.D. (author)
1946
9 pages
Supp Plates
Report
English
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