 | | Report (issue) |
| Control of Ore Deposition in the Creede District San Juan Mountains Colorado GEOLOGICAL SURVEY PROFESSIONAL...487 Prepared in cooperation with the Colorado State Metal Mining Fund Board Geology and Structural Control...Control of Ore Deposition in the Creede District San Juan Mountains Colorado , By THOMAS A. STEVEN and JAMES...487 ·Prepared in cooperation with the Colorado State Metal Mining Fund Board UNITED STATES GOVERNMENT...Fisher Quartz La ti te ___________________________ _ Creede Formation _____________________________ _ Surficial |
 | | Report (volume) |
| 718 GEOLOGY AND ORE DEPOSITS OF THE ' CREEDE DISTRICT, COLORADO BY WILLIAM H. EMMONS AND ESPER S. LARSEN................................................. Mining and treatment of ores.......................................................................... Creede formation................................................................................ 38 Windy Gulch rhyolite breccia...............................58 58 59 59 59 59 59 60 CONTENTS. Chapter V. Creede formation..................................... |
 | | Report (issue) |
| RECENT MINING DEVELOPMENTS IN THE CREEDE DISTRICT, COLORADO By ESPEK S. LAKSEN ABSTRACT The Creede district...produced over $43,000,000 worth of metal, mostly silver. By far the greater part of this output came from...flow. This deposit has produced 756,400 ounces of silver. Some ore has been developed in the Equity mine...fault in the extreme northern part of the district. Silver in amounts sufficient to stimulate extensive...remains in this tuff are rich in silver. Some of the tuff beds of the Creede formation are partly altered |
 | | Thesis/Dissertation |
| TDfl SbQ AEEAL GEOLOGY OF 0?HS CREEDE DISTRICT, COLORADO. By ' X ESEBR S* H B LARSEIT. S...Approved: The Areal Geology of The Greede Mining District, Esper 3. Larson. COKTEIIT3 Chapter I...volcanic series 22 Lower division Upper division The Creede formation The llacXenzie 26 .'-.fountain quartz...Megascopic Microscopic Weathering and outcrops Windy gulch rhyolite breccia General character and distribution...Megascopic Microscopic Weathering and outcrops Creede Formation Chapter V. Name, general nature, and |
 | | Journal (article/letter/editorial) |
| Zoningof the BulldogMountainVein System,Creede District, Colorado GEOFFREY S. PLUMI U.S.GeologicalSurvey... The BulldogMountainveinsystem,Creededistrict,Colorado,isoneof fourmajorepithermal vein systems fromwhichthe...and northernportionsof the ore zone;a barite- and silver-richfaciesof thisstagemayalsobe presentin thesouthernportionsof...ngpatternsacross the central and southern Creede district. The complexvariationsin mineralassemblages...OH; seefig. 1, FoleyandAyuso,1994) in the Creede district from which the bulk of the dis- trict's h |
 | | Report (issue) |
| Volcanic Rocks Associated With the Creede Caldera San Juan Mountains Colorado GEOLOGICAL SURVEY PROFESSIONAL...PAPER 524-H Prepared in cooperation with the Colorado Mining Industrial Development Board ASH FLOWS AND...\VITH THE CREEDE CALDERA SAN JUAN MOUNTA~NS COLORADO I I I R esu rgent dome of the Creede caldera....Volcanic Rocks Associated With the Creede Caldera San Juan Mountains Colorado By JAMES C. RATTE and THOMAS...PAPER 524-H Prepared in cooperation with the Colorado Mining Industrial Development Board UNITED STATES |
 | | Report (issue) |
| organization is carrying on for the direct advancement of mining interests throughout the country than can readily...two parts, the second part comprising papers on mineral fuels. These volumes for 1906, 1907, 1908, 1909... GOLD AND SILVER. NOTES ON THE GOLD LODES OF THE CARRVILLE DIS TRICT, TRINITY COUNTY, CALIFORNIA....writer spent 10 days in the Carrville district, Trinity County, Cal., and, incidental to other work,... gathered some data on its mining geology. A paper on the gold gravels x was pub lished, but baggage |
 | | Report (volume) |
| structures in the San Juan volcanic field, southwestern Colorado, by T. A. Steven, P. W. Lipman, and J. C. Olson...Pony Trail Group in the Cortez Mountains, Eureka County, Nev., by J. Fred Smith, Jr ________________________...Alboroto Rhyolite (of Middle and late Southwestern Colorado. Potosi Volcanic Group). Tertiary. Late Triassic...Mountain Tuff _ late Oligocene _-_- Southwestern Colorado. Badwater Greenstone ___ middle Precambrian ...Pierre Shale). Western Kansas and northeastern Colorado. South-central Wyoming. Late Cretaceous Belle |
 | | Journal (article/letter/editorial) |
| Rich In Silver Creede Mining District, Mineral County, Colorado, USA By Ken Kucera Fabulous mineral specimens...private and museum collections the world over. Its mineral wealth is well represented at the Mines Museum...best-known specimens are native silver in a wide array of habits and mineral associations. Also recovered...Contents 2 Introduc�on 5 Loca�on Views of Creede 6 Rich Silver Legacy of the Bulldog Mountain Mine 7 “Close...Homestake Mining Company 8 “Pirate’s Treasure Chest, Only Much Larger!” 9 Almost Solid Silver - The Legendary |
| | Journal (article/letter/editorial) |
| Rich In Silver Creede Mining District, Mineral County, Colorado, USA By Ken Kucera Fabulous mineral specimens...private and museum collections the world over. Its mineral wealth is well represented at the Mines Museum...best-known specimens are native silver in a wide array of habits and mineral associations. Also recovered...Contents 2 Introduc�on 5 Loca�on Views of Creede 6 Rich Silver Legacy of the Bulldog Mountain Mine 7 “Close...Homestake Mining Company 8 “Pirate’s Treasure Chest, Only Much Larger!” 9 Almost Solid Silver - The Legendary |
 | | Journal (article/letter/editorial) |
| Rich In Silver Creede Mining District, Mineral County, Colorado, USA By Ken Kucera Fabulous mineral specimens...private and museum collections the world over. Its mineral wealth is well represented at the Mines Museum...best-known specimens are native silver in a wide array of habits and mineral associations. Also recovered...Contents 2 Introduc�on 5 Loca�on Views of Creede 6 Rich Silver Legacy of the Bulldog Mountain Mine 7 “Close...Homestake Mining Company 8 “Pirate’s Treasure Chest, Only Much Larger!” 9 Almost Solid Silver - The Legendary |
| | Journal (article/letter/editorial) |
| Rich In Silver Creede Mining District, Mineral County, Colorado, USA By Ken Kucera Fabulous mineral specimens...private and museum collections the world over. Its mineral wealth is well represented at the Mines Museum...best-known specimens are native silver in a wide array of habits and mineral associations. Also recovered...Contents 2 Introduc�on 5 Loca�on Views of Creede 6 Rich Silver Legacy of the Bulldog Mountain Mine 7 “Close...Homestake Mining Company 8 “Pirate’s Treasure Chest, Only Much Larger!” 9 Almost Solid Silver - The Legendary |
 | | Report (issue) |
| FIELD, SOUTHWESTERN COLORADO By Peter W. Lipman, and David A. Sawyer Denver, Colorado [Open-File Report...stratigraphic nomenclagure for volcanic rocks near Creede -- ______ -- .__._. .. .--(oversize) ABSTRACT...Tuff erupted at 27.60 Ma; a small remnant of the Creede caldera from which the Snowshoe Mountain Tuff erupted...of the economically important Creede silver-lead-zinc mining district is contained within the San Luis...contains much of the economically important Creede mining district (Steven and Ratte, 1965), intersecting |
 | | Report (volume) |
| GEOLOGY OF THE SAN JUAN REGION OF SOUTHWESTERN COLORADO BY WHITMAN CROSS AND ESPER S. LARSEN UNITED...formations._____.___________.;___ ____________ Creede formation____________^____________ _ _______ ...__-__ Resources. ____ __ ^_____ _ ______ Metal mining.._____________-_-------__--_-______-____--_____Production...of the San Juan region, Colorado _________ In pocket 2. Relief map of Colorado showing the relation of...San Juan region to the other mountain masses of Colorado.__________ 10 3. Drainage map of the San Juan |
 | | Report (volume) |
| Jj v« ** . b ' r RESULTS OF SPIRIT LEVELING COLORADO 1896 TO 1914, INCLUSIVE R. B. MARSHALL, CHIEF...Longs Peak, and Mount Olympus quadrangles (Larimer County).................................................quadrangle (Sedgwick County)............................... Castle Bock and Colorado Springs quadrangles... 21 Cripple Creek special quadrangle (Teller County)........................ 28 34 43 48 52 52 57...quadrangles (Las Animas County).. Breckenridge special quadrangle (Summit County)..................... |
 | | Report (issue) |
| Bibliography and Index of Colorado Geology 1983 by Atnerican Geological Institute Colorado Geological Survey...Resources Denver, Colorado I 1987 Information Series 21 BIBLIOGRAPHY AND INDEX OF COLORADO GEOLOGY 1983...Geological Institute Colorado Geological Survey Department of Natural Resources Denver, Colorado 1987 The Colorado...opportunity employer. ii BIBLIOGRAPHY AND INDEX OF COLORADO GEOLOGY SERIALS LIST AAPG Bullett n. [Tulsa...the Mineral Industry. New York, NY: Society of Mining Engineers of American Institute of Mining, Metallurgical |
 | | Report (volume) |
| 1. 2. 3. 4. 5. 6. 7. 8. Near Vaughn, Cascade County. .. Tuff and tuffaceous siltstone and sandstone...FormaR. 14 E., Chouteau County. tion of Eocene age. Near Harlem, Blaine County..... Bentonite in the Bearpaw...Bearpaw Shale of Cretaceous age. Near Turner, Blaine County ... ....do..............-.---.----. Near Livingston...Group of Cretaceous age. 1 Near Joliet, Carbon County...... Bentonite in the Claggett Formation of Cretaceous...Cretaceous age. Near Bridger, Carbon County.... Bentonite in the Thermopolis Shale of Cretaceous age. |
 | | Report (volume) |
| ... GOLD AND SILVER: Notes on the gold lodes of the Carrville district, Trinity County, Cal., by D. F...preliminary report on the geology and ore deposits of Creede, Colo., by W. H, Emmons and E. S. Larsen.........account of the ore deposits of the Loon Creek district, Idaho, byJ. B.Umpleby................................................. Notes on the Antelope district, Nev., by F. C. Schrader................... Notes...Mountains, Grand County, Utah, by J. M. Hill. Survey publications on gold and silver................. |
 | | Report (issue) |
| ~iguel County, Colo., by F. W. Cater_ 129. A Pleistocene section at Leonards Cut, Burke County, N.C.,...in a volcanic sequence related to the Creede caldera, Colorado, by J. C. Ratte and T. A. Steven ___ ...geochemical prospecting data from the Rocky Range, Beaver County, Utah, by J. J. Connor and A. T. ~iesch_______...part of the Smyrna ~ills quadrangle, Aroostook County, ~aine, by Louis Pavlides and F. C. CanneY----...geology 146. Geologic setting of the Spar City district, San Juan ~ountains, Colo., by T. A. Steven ___ |
 | | Report (issue) |
| these fossil riches have were collected from the Creede formation .. This formation been abundantly exploited...collec~ed from the thiiJ,ly lamisouth-central Colorado. . T,he . object ~ of the nated tuffs in the lower...the northwest bank of the 1 Henderson, Junius; Colorado ·univ. Studies, vol. 3, .p}l. 1i 5-151, 1906....Grande 150 yards above wagon bridge, 3~ miles below Creede, Colo.: Feather of bird. Planera myricaefolia (Lesquereux)...Cockerell. Fragments. Cross. No. La G. 93 [5953) . Creede formation, west side of Rio Grande one-fourth mile |
 | | Report (volume) |
| STUDIES RELATED TO WILDERNESS Mineral Resources of the Mount Zirkel Wilderness and Northern Park Range...Range Vicinity, Jackson and Routt Counties, Colorado By GEORGE L. SNYDER, U.S. GEOLOGICAL SURVEY, LOWELL...SURVEY BULLETIN AREAS 1554 An evaluation of the mineral resource potential of the area Includes Davis Peak...Park Range vicinity, Jackson and Routt Counties, Colorado. (Studies related to wilderness-wilderness areas)...Mines and mineral resources-Colorado--Jackson County. 2. Mines and mineral resources-Colorado-Routt County |
 | | Report (issue) |
| Petrology of the San Juan Region Southwestern Colorado By ESPER S. LARSEN, JR., and WHITMAN CROSS GEOLOGICAL...an area of I2fiOO square miles in southwestern Colorado UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...GEOLOGY AND PETROLOGY OF THE SAN JUAN REGION, COLORADO vard University contributed liberally by financing...topographic maps covering much of the area. Many of the mining men and other residents of the San Juan region...classification_.____________----___--__.__-_ Quantitative mineral determinations._____________ Composition of the |
 | | Report (issue) |
| Volcanic Rocks, Southeastern SanJuan Mountains, Colorado GEOLOGICAL SURVEY PROFESSIONAL PAPER 852 ...Volcanic Rocks, Southeastern San Juan Mountains, Colorado By PETER W. LIPMAN GEOLOGICAL SURVEY PROFESSIONAL...volcanic rocks, southeastern San Juan Mountains, Colorado. (Geological Survey Professional Paper 852) Includes...Platoro caldera complex .... . Rhyodacite of Fisher Gulch .......................... . Summitville Andesite.... . . . . . . . . . . . . . . . . Summitville district . . . . . . . . . . . . . . . . . . . . . . . |
 | | Report (issue) |
| Prepared in cooperation with the Colorado Geological Survey for the United States Department of Agriculture...Service Development of Industrial Minerals in Colorado Circular 1368 U.S. Department of the Interior...Survey Development of Industrial Minerals in Colorado By Belinda F. Arbogast, Daniel H. Knepper, William...John S. Dersch Prepared in cooperation with the Colorado Geological Survey for the United States Department..., 2011, Development of industrial minerals in Colorado: U.S. Geological Survey Circular 1368, 87 p. Library |
 | | Report (issue) |
| OF CALIFORNIA. Issued by the CALirORNIA STATE MINING BUREAU, 5an Ferry Building, Under the LLWI5...Yo ( 'oiN TY . 1 >i:i'( >SII'S '2'.)S : County Sax r.KKNAHDINO li'.is -U'J ( "OINTY '.\'2~)...Ckiiiht Minintniii llu- ( 'niiiiiany. 1"' County 'iimpaiiy's Kiswirk. plnni. sint-ltrr ()ii;iinal...niiiiiii;: 1 plant of tin- Company 'upper .Mining' < Canyon, with lion Mountain ihr at in Siiik...l^alaklala ( Shasta 77 7M Unlly Hill Mines. Shasta County ^1 tunnels and e|e<'tric iiowerliouse an |
