 | | Report (volume) | | The Eagle Valley Evaporite, Northwest Colorado A Regional Synthesis GEOLOGICAL SURVEY BULLETIN 1311-E...1311-E The Eagle Valley Evaporite, Northwest Colorado A Regional Synthesis By WILLIAM W. MALLORY CONTRIBUTIONS...____________________________ Definition of the Eagle Valley Evaporite, the evaporite interval, and the...evaporite interval and the Eagle Valley Evaporite. _ _ _ Lithology of the Eagle Valley Evaporite__-____...______________________________________________ Age of the Eagle Valley Evaporite_______________________________ |  | | Report (issue) | | coloradoensis (Girty) from lower part of Belden Shale, Park County, Colo. 2. Primary type specimens of Antiquatonia...coloradoensis (Girty) from lower part of Belden Shale, Park County, Colo., and hypotype of A. coloradoensis...coloradoensis from Burgner Formation, Jasper County, Mo. 3. Primary type specimens of Antiquatonia coloradoensis...(Girty) from lower part of Belden Shale, Park County, Colo. FIGURES 1. Map of Colorado showing locations of...Antiquatonia coloradoensis (Girty) from lower part of Belden Shale on ridge south of Fourmile Creek, near Fairplay |  | | Report (issue) | | the Minturn 15-Minute Quadrangle, Eagle and Summit Counties, Colorado By OGDEN TWETO and THOMAS S. LOVERING...PAPER 9 56 Prepared in cooperation with the Colorado Mining Industrial Development Board Geology of the...the region surrounding a major zinc mining district and the Vail recreational area, with emphasis on the...Limestone (or Dolomite) ................ . Pre-Belden unconformity and Molas Formation ........ . Pennsylvanian...Pennsylvanian and Permian Systems ................. . Belden Formation ............................... . Minturn |  | | Report (volume) | | Distribution in Some Trough and Platform Types of Black Shale and Associated Rocks By JAMES D. VINE, ELIZABETH...association of minor elements in different black shale environments UNITED STATES GOVERNMENT PRINTING..._--- t -_-_-___---__-.-.--,'--_......Belden Shale from Colorado...__._._-___._._._.___..._..._._._. Houy...-....-- Hi 1 2 4 4 5 6 Upper Paleozoic black shale from Arkansas and Oklahoma.._'.:._... 7 Analytical....-_..._._._..._..__._...___-_-....__ Belden Shale from Colorado.._______ ____-__________-_-___-____ Houy |  | | Report (issue) | | OF THE WHITEPINE AREA, TOMICHI MINING DISTRICT, GUNNISON COUNTY, COLORADO by Charles S. Robinson This.................... 29 .................. 36 Belden shale ...................... 42 Tertiary intrusive...ILLUSTBATIONS Figure 1. Plate Index map of Colorado showing location of White pine area Front piece...Victor mine la pocket ABSTRACT The Toraichi mining district is on the western slope of the Contin- ental...the Sawatch Range in southeastern Gunnison County, Colorado. The most productive part of the Tomichi |  | | Report (issue) | | Quadrangle, Colorado GEOLOGICAL SURVEY PROFESSIONAL Prepared in cooperation with the Colorado State Geological...Geological Survey Board and the Colorado Metal Mining Fund PAPER 289 Geology and Ore Deposits of...of the Garfield Quadrangle, Colorado By McCLELLAND G. DINGS and CHARLES S. ROBINSON GEOLOGICAL SURVEY...in cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mitting Fund. A...Leadville limestone ________________________ _ Belden shale and Minturn formation _________ _ Mesozoic sedimentary |  | | Report (issue) | | Exploration Plays in the Uinta-Piceance-Eagle Basins Province, Utah and Colorado By Charles V. Spencer 1 and Robert...Federal Center, Denver, Colorado 80225 2 Consultant, 8345 ¥. 8th Ave., Lakewood, Colorado, 80215 1988 CONTENTS...elements within and adjacent to the Uinta-Piceance-Eagle basins province................... 2 2. Structure...from the Uinta basin, Utah, to the Axial uplift, Colorado... 5 4. Structure map of the greater Altamont...wells in sec. 34, T. 6 S., R. 94 W., Garfield County, Colorado.............................. 11 7. Random |  | | Journal (article/letter/editorial) | | AUGUST 1949 GEOLOGY OF THE McCOY AREA, EAGLE AND ROUTT COUNTIES, COLORADO BY HENEY F. CONNER CONTENTS...considerations 1222 Pre-Laramide structural setting McCoy formation 1223 Laramide structures Pennsylvanian...location of the McCoy Plate 5, figure 1 1241 area 1216 2. Columnar section for the McCoy area 1220 Plate...Plate Facing page 1. Geologic map of the McCoy area 1215 3. Relation of separate lava flows of Plate 4,...General view of the McCoy area and filled limestone cave 1216 4. Structure map of the McCoy area 1238 3. Photomicrographs |  | Wallace, A.R., Ludington, Steve, Lovering, T.G., Campbell, D.L., Case, J.E., Grauch, V.J.S., Knepper, D.H. (1988) Leadville 1 degree x 2 degrees Quadrangle, Colorado; a pre-assessment. Open-File Report Vol. 1988 (88-74) US Geological Survey doi:10.3133/ofr8874 | Report (issue) | | GEOLOGICAL SURVEY Leadville I°x2° quadrangle, Colorado: a pre-assessment by Alan R. Wallace , Steve...standards and stratigraphic nomenclature. Denver, Colorado -Menlo Park, California CONTENTS Page Preface............ 18 19 20 TABLES Table 1. 2. 3. 4. Mining districts in the Leadville quadrangle................................. Base- and precious-metal mining areas......................... 4 11 16 17 PREFACE...the Leadville I°x2° quadrangle in west-central Colorado under the Conterminous United States Mineral Resource |  | | Report (issue) | | AND PETROLEUM POTENTIAL, COLORADO PARK BASIN PROVINCE, NORTH-CENTRAL COLORADO By Edwin K. Maughan United...influenced oil and gas occurrences in the intermontane Colorado Parks. 1988 This report is preliminary and has...3. 4. 5. 6. 7. Simplified geologic map of the Colorado Park basin province showing oil and gas fields...Principal paleogeographic and structural elements in Colorado and adj acent areas ............................in vicinity of North, Middle, and South Parks, Colorado...................... 7 Diagrammatic restored |  | | Journal (article/letter/editorial) | | Canadawere examinedfor beds of metal-rich black shale similar to those describedas ore depositsin other...black shaledeposition. These samplesincludeblack shale andassociated organic-rich rockstransitionalwith...shalefor any one of 21 minor elements. A black shale sampleis definedas metal-rich if any minor elementoccursin...chemicaldata, the detrital mineral fraction of most black shale depositsis characterizedby the elementsaluminum...regardedas mobile. The organic fractions of black shale depositsare locally enriched in other mobileele |  | | Journal (article/letter/editorial) | | GILMAN, COLORADO! Minerals of the Eagle Mine and Gilman District No other mine in Colorado, and few...crystalized mineral species as the Eagle mine at Gilman, Colorado. Most experienced collectors are familiar...WILLIAM J. WARREN 1400 Utah Street, #105 Golden, Colorado 80401 R O B E R T B. COOK Geology Department Auburn...the Eagle mine and the somewhat larger Gilman district (also known as the Battle Mountain district) within...mine. Location The Gilman district is located i n Eagle County, Colorado, approximately 75 miles west-southwest |  | | Report (issue) | | SOURCES FOR GROUND-WATER HYDROLOGY AND GEOLOGY OF COLORADO WEST OF THE CONTINENTAL DIVIDE By Edward R. Banta...in cooperation with the COLORADO WATER CONSERVATION BOARD Denver, Colorado 1992 U.S. DEPARTMENT OF...Copies of this report can be purchased from: District Chief U.S. Geological Survey Box 25046, Mail Stop...geologic data for wells and test holes in western Colorado- - ________ _ ____ 111 3 BIBLIOGRAPHY, INDEX...SOURCES FOR GROUND-WATER HYDROLOGY AND GEOLOGY OF COLORADO WEST OF THE CONTINENTAL DIVIDE By Edward R. Banta |  | | Journal (article/letter/editorial) | | Collins, Colorado 80521 PIDOTE from the Calumet Iron Mine in the Turret District, Salida, Colorado The Calumet...mineral localities in Colorado. Some of the best epidote ever discovered in Colorado has come from this...town of Salida in Chaffee County, Colorado. It is located in the Turret district within the San Isabel National...by taking Colorado Route 291 north from Salida, Colorado. T u r n right onto Chaffee County Route 180...miles to a fork in the road. T u r n left onto County Road 190 and drive 1.6 miles to Railroad Gulch |  | | Report (issue) | | the Uinta-Piceance Basin Region, Northwestern Colorado and Northeastern Utah U.S. GEOLOGICAL SURVEY... Rm G-84 DENVER, Colorado-Federal Bldg., Rm. 169,1961 Stout St. LAKEWOOD, Colorado-Federal Center, Bldg...the Uinta-Piceance Basin Region, Northwestern Colorado and Northeastern Utah By SAMUEL Y. JOHNSON, MARJORIE...the Uinta-Piceance Basin region, northwestern Colorado and northeastern Utah / by Samuel Y. Johnson,...Uinta Basin (Utah and Colo.) 2. Paleogeography Colorado Piceance Creek Basin. 3. Geology, Stratigraphic |  | | Report (volume) | | Glenwood Springs Quadrangle and Vicinity Northwestern Colorado B'Y N. WOOD BASS and STUART A. NORTHROP CONTRIBUTIONS...stratigraphy and structure of parts of Garfield, Eagle, Routt, and Rio Blanco Counties UNITED STATES GOVERNMENT...Formation______________________________________ Belden Formation_____________________ ________________...Cretaceous_____________________________________________ Mancos Shale _________ ·-----------------------------·----Mesaverde...Glenwood Springs quadrangle and vicinity, Garfield, Eagle, Routt, and Rio Blanco Counties, Colo. 2. Generalized |  | | Journal (article/letter/editorial) | | Zn-Pb de- A and B. posits in the Metaline district to brecciasand reefs Canada in the Cambrian...200foot interval below the Ordovician Ledbetter Shale. Ytfkon, Northwest Territories, 3Iackenz•e and...Although they make no comment regarding the limestone-shale contact, the fact that the Metaline limestoneis...1966, p. 213) and is overlain by Lower Ordovician shale justifiesthe postulationof an unconformityas markthe...sediformably below Group IH carbonaceous black shale mentaryand diageneticstageand concludingwith the |  | | Report (issue) | | 15-minute Quadrangle, Pitkin and Gunnison Counties, Colorado By BRUCE BRYANT GEOLOGICAL SURVEY PROFESSIONAL...A study of an area at the intersection of the Colorado mineral belt with the west flank of the Sawatch...Counties, Colorado (Geological Survey Professional Paper 1073) Bibliography: p. 123 1. Geology Colorado Aspen...Aspen region. 2. Mines and mineral resources Colorado Aspen region. I. Title. II. Series: United States...Pennsylvanian through Triassic sequence of the Eagle Basin . Belden Formation ............................. |  | | Journal (article/letter/editorial) | | Carboniferous Lycopsid Forest in the Colorado Rocky Mountains, USA Mike Viney 1 , Robert D. Hickey 2 and...Education and Outreach Center, Colorado State University, Fort Collins, CO 80423, USA; mike.viney@colostate.edu...Headwaters Recreation Area State Park, Salida, CO 81201, USA; r.c.hickey75@gmail.com Geology Department, Western...Western Washington University, Bellingham, WA 98225, USA Correspondence: mustoeg@wwu.edu Received: 16 November...Carboniferous lycopsid fossils in south central Colorado resulted in the naming of a new species of scale |  | Symons, D. T. A., Lewchuk, M. T., Taylor, C. D., Harris, M. J. (2000) Age of the Sherman-Type Zn-Pb-Ag Deposits, Mosquito Range,Colorado. Economic Geology, 95 (7) 1489-1504 doi:10.2113/gsecongeo.95.7.1489 | Journal (article/letter/editorial) | | Sherman-Type Zn-Pb-Ag Deposits, Mosquito Range, Colorado D. T. A. SYMONS,† M. T. LEWCHUK,* Earth Sciences...Survey, Box 25046, Denver Federal Center, Denver, Colorado 80225 AND M. J. HARRIS Earth Sciences, University...Sherman-type Zn-Pb-Ag dolomite deposits in central Colorado are hosted in dolostones of the Early Mississippian...debated since their discovery near Leadville, Colorado, more than a century ago (Behre, 1953; Fig. 1)...LO RA DO U.S.A. Leadville ge 10 A B C D Eagle Minturn Basin Gilman km Mo squ ito Tennessee |  | | Report (volume) | | Mineral Resources of the Flat Tops Primitive Area Colorado GEOLOGICAL SURVEY BULLETIN 1230-C Mineral... Mineral Resources of the Flat Tops Primitive Area Colorado By W. W. MALLORY, E. V. POST, P. J. RUANE, and...mineral survey in the Flat Tops primitive area, Colorado. The area discussed in the report corresponds...primitive area, Colorado. 2. Geochemical and sample-locality maps, Flat Tops primitive area, Colorado. Cl 2 2...MINERAL RESOURCES OF THE FLAT TOPS PRIMITIVE AREA, COLORADO By W. W. MALLOEY, E. V. POST, P. J. RUANE, and |  | | Report (volume) | | Holy Cross Wilderness Area, Eagle, Pitkin, and Lake Counties, Colorado COLORADO • Mineral Resources...the Holy Cross Wilderness Area, Eagle, Pitkin, and Lake Counties, Colorado By ALAN R. WALLACE, GREGORY K...the Holy Cross Wilderness Area, Eagle, Pitkin, and Lake Counties, Colorado by Alan R. Wallace ... [et al...no.: I 19.3:1879 1. Mines and mineral resources-Colorado-Holy Cross Wilderness. 2. Holy Cross Wilderness...San Isabel National Forests, Eagle, Pitkin, and Lake Counties, Colorado. This area was established as |  | | Report (issue) | | Carbonate-Hosted Sulfide Deposits of the Central Colorado Mineral Belt DAVID W . BEATY, GARY P . LANDIS...host-rock bedding. Black Cloud mine, Leadville district. Sherman-type ore (bottom) in paleokarst breccia...with ferroan dolomite. rv1oose mine, North Alma district. Photographs b)' \Villiarn Sacco, Peabody Museum...Carbonate-hosted sulfide deposits of the central Colorado mine ral belt: Introduction, general discussion...Regional geologic and tectonic setting of the central Colorado mineral belt . . . . Alan R. Wallace Paleozoic |  | | Report (issue) | | Oxidized Zinc Deposits of the United States Part 3. Colorado By ALLEN V. HEYL GEOLOGICAL SURVEY BULLETIN...deposits and the resources of oxidized zin.c ores in Colorado UNITED STATES· GOVERNMENT PRINTING OFFICE, WASHINGTON...19180xidized zinc deposits of the United States. Part 3. Colorado. Washington, U.S. Govt. Print. Off., 1964. vi...Bibliography : p. 88-91. 1. Zinc ores-Colorado. 2. Zinc mines and mining-Colorado. I. Title. (Series) For sale...(Pipe) district___________________________________ Eagle County_________________________________________________ |  | | Report (issue) | | GEOLOGICAL SURVEY Locatable Mineral Reports for Colorado, South Dakota, and Wyoming provided to the U.S.............................................. 1 COLORADO ..................................................... . . ............ 10 Pike National Forest County of El Paso (Black Forest) Land Exchange Offer ...Exchange Offer ................... 221 FIGURES COLORADO Arapaho and Roosevelt National Forests Pawnee...................... 48 Fig. 14. Map 12-Offered mining claims-Quartz Creek & Cumberland Pass areas (provided |
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