 | | Report (issue) | | Professional Paper Ill THE ORE ~DEPOSITS OF UTAH BY B. S. BUTLER, G. F. LOUGHLIN, V. C. HEIKES.......................................... ·. .... Lake deposits..........................................81 83 84 84 85 87 87 87 87 THE ORE DEPOSITS OF UTAH. By B. S. BuTLER. PART !._:_GENERAL FEATURES. INTRODUCTION...are those on the Mercur district, by J. E. Spurr and S. F. Emmons; the Bingham The senior author, J3.... began district, by J. M. Boutwell, Arthur Keith, and field work on the ore deposits of Utah in the S |  | | Report (issue) | | AND ORE DEPOSITS OF THE COTTONWOOD-AMERICAN FORK AREA, UTAH BY F. C. CALKINS AND B. S. BUTLER H| WITH...General features.________________________ 60 Silver Fork fault_____-_______-_--_---61 Snow fault__---_--...fault-_________------_ 64 Faults between the Superior and Silver Fork fault zones._____________________ 65 Howland fa...____-__________---_66 Some faults near Mill D South Fork. _____ 67 Carbonate fault.___________________ 67...West of Silver Fork fault._________ 68 Near Pittsburg mine________________ In Dry Fork Canyon__ :______ |  | | Report (issue) | | assessments land areas__________ Geologic studies of mining districts and mineral-bearing regions._________________________.........Continental Off-shore Stratigraphic Test Group cps__._ ____ .............. ____ . ___ .counts per...in Pleistocene glacial lake delta sands Studies of Pleistocene glacial lake deltas by E. R. Force and...and Somerset Counties and northeastern Aroostook County, Maine, were investigated by C. C. Cameron (USGS)...in the remaining 2 percent is 22 percent on the dry basis and Btu is 8,185. Almost all the resources |  | | Report (volume) | | assessments land areas__________ Geologic studies of mining districts and mineral-bearing regions._________________________.........Continental Off-shore Stratigraphic Test Group cps__._ ____ .............. ____ . ___ .counts per...in Pleistocene glacial lake delta sands Studies of Pleistocene glacial lake deltas by E. R. Force and...and Somerset Counties and northeastern Aroostook County, Maine, were investigated by C. C. Cameron (USGS)...in the remaining 2 percent is 22 percent on the dry basis and Btu is 8,185. Almost all the resources |  | | Report (volume) | | viii-ix. The physical geology of the Grand Canon district, by Clarence E. Button, pp. 47-166, pis. x-xxxvi...unnumbered map. Contributions to the history of Lake Bonneville, by G. K. Gilbert, pp. 167-200, pis....Abstract of report on geology and mining industry of Leadville, Lake County, Colorado, by S. F. Emmons, pp...of'the geology of the Comstock lode and the Wash oe district, by George F. Becker, pp. 291-330, pis. xlvi-xlvii...Marsh, pp. 45-88. " The copper-bearing rocks of Lake Superior, by Roland Dner Irving, pp. 89-188, pis |  | | Report (issue) | | COVER PHOTO : Gold nugget from Dukes Creek, White County, weight 5 oz., 12 dwt., approx. 2x. BACK COVER...Pulaski County, approx. lx. Right - Magnetite crystal face showing interference growth, from Lake Lanier...Geophysical studies Hydrology Economic geology Mining directory Environmental studies Engineering studies...................................... 111 Garnet Group .................................................................................... 118 Axinite Group ............................................... |  | | Report (volume) | | shoaling western shoreline of an Early Jurassic lake, providing the counterpart to previously recognized...Gettysburg, and Culpeper basins. Whereas illite and chlorite are widely distributed, smectites are common in...Palisades sill near the Ramapo fault in Rockland County, New York, as an intrusion of fine-grained diabase...metal associations. In general, the deposit types group into two categories: (1) those associated with a...and the presence of organic matter, pyrite, and chlorite enrichment in the uranium-bearing zones. Differences |
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