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| MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Sine —_—< ¢ te om At _SHT 40...MINES AND MINERALS OF THE GREAT AMERICAN RIFT (COLORADO-NEW MEXICO) Richard Walker Holmes and Marrianna...Mines and minerals of the Great American Rift (Colorado-New Mexico). Bibliography: p. Includes index...index. 1. Mines and mineral resources—Colorado. 2. Mines and mineral resources—New Mexico. I. Kennedy, Marrianna...minerals of the Great American Rift in New Mexico and Colorado. Great American Rift is the name we use for a |
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| Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |
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| ...................... 1. Eocks from Aroostook County I............................. 19 19 2. Litchfieldite...56 1. Elliott County dike........................................ 56 2. Crittenden County dike.......................................... 134 135 137 Colorado ......................... ^..................................................... 153 154 6. Tenmile district'............................................................................ 3. Colfax County......."....................................... |
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| ...................... 1. Rocks from Aroostook County..... ^..................'........... 2. Miscellaneous...1. Elliott County dike............................................... 2. Crittenden County dike...................... 86 87 90 90 92 93 93 94 95 95 Colorado........................................................................................... 6. Tenmile district............................................................................. 3. Colfax County................ I............................. |
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| TheElliott County dike ...................................... 92 2. The Crittenden County dike.........Mountains..............................-------Colorado ................................................Pago. Igneous and crystalline rocks Continued. Colorado Continued. 8. The AVest Elk Mountains............ f .......................... 198 3. Plumas County................................,,.............................................. . 204 5. Sierra County............................................... |
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| crystalline rocks Maine 1. Rocks from Aroostook 'County 2. Miscellaneous rocks5 v New Hampshire 5 Vermont...Carolina Georgia Kentucky 1.. Elliott County dike 2. Crittenden County dike Tennessee Missouri Arkansas Oklahoma...quadrangle 5 6. Idaho Springs 7. Breckenridge 8. Tenmile district 9. Leadville region 10. Elk Mountains5...Analyses of igneous and crystalline rocks-Continued. Colorado-Continued.5 18. San Cristobal quadrangle 5 19...Grande Canyon 5 2. Mount Taylor region 5 3. Colfax County 4. Miscellaneous rocks 5 Arizona 1. Globe district |
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| Martha S. Toulmin, and Druid Wilson. The geographic area covered includes the United States, its possessions...administered by the United States. This geographic area is much smaller than that for the Wiln1arth Lexicon...3 and Central America. This smaller ge_ographic area was selected primarily because the International...Genevieve Limestone in Blue River Group" in another area. Finally, the name in boldface indicates that the...Bull. 1060-D, p. 193, 252-253, pl. 7. In Nemaha County, Kans., member is basal unit of Howard limestone |
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| Paris sh., Fort Smith fm., and Spadra sh. of that area, all of which names were discarded, as was McAlester...sandstone. Permian : Central northern Oklahoma (Bay County). C. N. Gould, 1900 (Kans. Univ. Quart., vol. 9...dolomite. Permian : Central northern Texas (Fisher County). M. G. Cheney, 1929 (Univ. Tex. Bull. 2913, p... Pennsylvanian : Northwestern Colorado (northern part of Eagle County). R. Roth, 1930 (A. A. P. G. Bull...Upper Hartshorne coal. Thickness in Muskogee-Porum area 144+ ft. Basal memb. of McAlester sh. Is overlain |
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| LEADVILLE U S.G-EOLOCTICALSURVEY HEAD OF IOWA GULCH PLA'I f I / IJ-.gDEPARTMENT . OF THE IN'rER...GEOLOGY A :\ D MINING I NDUST RY F LEADVILLE, COLORADO \VITH TLAS BY ,A I EL FRANKL! W ~ Il\10 ...the Geology and Mining Industry of Leadville, Colorado. To yourself, and to the Hon. Clarence King, under...••.. ...• . . ..•.•. .•.••. Ro ky Mountain in Colorado . . . . . . . . . . . . . . . . . .• . .. . ............. . ..... . .. ·corresponding beds in Colorado Rang~.... . . . . . . . . . . .. .. . . .. .. |
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| an C 61.6 13.9 3.7 10.8 2.6 by 5.5 Garrarus, County . Waterford, Ireland. Jones and Rob- F. W. C....trace hv 1.4 mt 0. S Near Blowing Rock, Watauga County, North Carolina. W. F. Hillebrand. A. Keith,... 2 an 2.5 C 2.3 hy 0.6 mt 0.5 Silver Cliff, Colorado. L. G. Eakins. W. Cross, 17A.R.U.S.G.S., II...1.7 mt 0.2 Currant Creek Canyon, Pike's Peak, Colorado. W. F. Hillebrand. E. B. Mathews, B. U. S. G...hv 0.6 mt 0. 5 hml.l Buena Vista Peak, Amador County, California. W. F. Hillebrand. H. W. Turner, |
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| Montana, Yellowstone National Park, Wyoming, Idaho, Colorado, Utah, New Mexico, Arizona. Pacific Coast: Alaska...Bulletin ........................................ Colorado Geological Survey, Bulletin .................................... (4), III, 1913 ......... ·.. Colorado Scientific Society, Proceedings ................an l.G7 c 0.20 Mount Orient, Pelham, Rampshire County, Massachusetts. E. T. Allen. B. K. Emerson, A...ab 2.10 il 0.15 c ().53 Bully Hill mine, Shasta County, California. E. T. Allen. J. S. Diller, U. S |
