 | | Report (volume) | | Geology and Uranium Deposits of the Caribou Area, Boulder County Colorado GEOLOGICAL SURVEY BULLETIN This... Geology and Uranium Deposits of the Caribou Area, Boulder County Colorado By F. B. MOORE, W. S. CAVENDER,...formation --______________ Boulder Creek granite____..________________ _ Caribou stock____________________________...Uranium-bearing lead-silver veins___________________ Mine descriptions_____________________________________________...Silver mines______________ ____________________ _ Caribou mine,_____--_--_____________________________ No Name |  | | Report (volume) | | Geology of Uranium Deposits in the Front Range, Colorado By P. K. SIMS and D. M. SHERIDAN With sections...mines_______________________________________ Boulder CountY----------------------------------~-----------Jamestown...Generalfeatures--------------------------------------Blue Jay mine, by R. U. King__________________________ Fair Day...mine________________________________________ Nations Treasure mine, by R. U. King___________________ Victory group...IV Description of principal mines-Continued Boulder County-Continued Other areas __________________________ |  | | Book | | Gkologim-in-charge. CATALOGUE OF MINERALS FOUND IN COLORADO. BY • F. M. ENDLICH. [EXTRACTED FROM THE TENTH...been adopted. tar as practicable, analyses of Colorado minerals have been given. They will aid examination...of the catalogue. systematic enumeration of the Colorado mineral species and references to the publications...Endlich, S. IN COLORADO. X. D. The continuous development of mineral resources of Colorado is productive...Geological .Report for PS75. Now, the survey of Colorado is completed, many additions of species new to |  | | Journal (issue) | | com Calcite comes in diverse crystal shapes. One interesting variety is the barrel-shaped calcite. In...In Keokuk, Iowa area geodes the barrel calcite does not seem to be a dominate crystal shape. One seems...Happen Here! A Visit to the Shin-Otani Manganese Mine, Japan Alfredo Petrov alfredopetrov@earthlink.net...small of a hole in the ground merits being called.a mine. None of these mines is in operation anymore, but...show in April mentioned that a nearby manganese mine was now a museum open for underground tourism, I |  | | Report (issue) | | CIRCULAR 215 URANIUM IN THE METAUMINING DISTRICTS OF COLORADO UNITED STATES DEPARTMENT OF THE INTERIOR Douglas...SURVEY CIRCULAR 215 URANIUM IN THE METAL-MINING DISTRICTS OF COLORADO By R. U. King, B. F. Leonard, F. B....Washington 25, D. C. URANIUM IN THE METAL-MINING DISTRICTS OF COLORADO By R. U. King, B. F. Leonard, F. B....showing the distribution of uranium deposits in Colorado. Relation of pitchblende deposits to bostonite...bostonite dikes in the Front Range mineral belt, Colorado .......................... Relation of pitchblende |  | | Report (issue) | | PRELIMINARY REPORT ON THE ECONOMIC GEOLOGY OF GILPIN COUNTY, COLORADO. By EDSON S. BASTIN and JAMES M. HiLL.1 INTRODUCTION...economic geology of Gilpin County and adjacent portions of Clear Creek and Boulder counties, Colo., summarizes...for information concerning this important mining district. The area considered lies 30 to 35 miles west...Kocky Mountains. It is the oldest lode-mining region in Colorado, and its discovery in 1859 was the occasion...productive portions of Gilpin County and small adjacent parts of Boulder and Clear Creek counties, all |  | | Journal (article/letter/editorial) | | of COLORADO ED RAINES Geology Museum Colorado School of Mines 1310 Maple Street Golden, Colorado 80401...noted Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection,...photographer unknown. B etween 1868 and 1922, Colorado produced almost 260 million pounds of copper....from the Leadville district, with another 50 million pounds mined in San Juan County (Henderson 1926).... During the twentieth century, the Gilman district surpassed Leadville in total copper production with |  | | Journal (article/letter/editorial) | | HISTORY OF FOUR Native Silver Localities 7 in Colorado Downloaded by [University of California, San Diego]...72 Golden, Colorado 80403 All photos by author unless otherwise noted SINCE 1859 COLORADO HAS PRODUCED...rather than the native metal. Native silver in Colorado has been deposited both as a primary mineral,...are well-known native silver specimen producers-Caribou, Ward, Aspen, and Creede. Secondary silver may...across, Up to Date mine, Bald Mountain, Caribou area, Grand Island district, Boulder County. Specimen owner |  | | Report (volume) | | 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 |  | | Journal (article/letter/editorial) | | ORES OF GILPIN E•soN COUNTY, COLORADO. S. BASTIN. INTRODUCTION. An exhaustive report on the economic...geology of Gilpin County and adjacentportionsof Clear Creek and Bouldercounties, Colorado,'byEdsonS. Bastinand...principalminingcentersare the following: Gilpin County ................................... ['Central...GILPIN COUNTY, COLORADO. 263 [Idaho Springs. /Gilson. -[Alice. [Dumont. Clear Creek County ................................ [Lawson. •Eldora. Caribou. BoulderCounty................................ GENERAL |  | | Report (issue) | | map, Stinking Spring Creek-13 quadrangle, Emery County, Utah: TEM-397, Oct. 8, 1952. SL, D, GJ. -~=--...map, Stinking Spring Creek-14 quadrangle, Emery County, Utah: TEM-394, Oct. 8, 1952. SL, D, GJ. Becraft...Comet area, Jefferson City quadrangle, Jefferson County, Mont.: TEI-282, Oct. 8, 1952. SL, W, B. Cathcart...quadrangle, Navajo Indian Reservation, San Juan County, Utah: TEM-414, Oct. 27, 1952. D, GJ, SL. _ _ _..._Photogeologic map, Agathla Peak-2 quadrangle, Navajo County, Ariz.: Jan. 9, 1953. D, GJ, T. -=-..,..,,.... |  | | Report (issue) | | Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr is...__________________________________________ _ 1 Summary of mining districts---.---------------------Introduction..._ Quartz diorite and associated hornblendite_ Boulder Creek granite _________________ _ Pikes Peak granite...Pre-Cambrian deposits _________________________ _ Mine descriptions __________________________ _ 39 39 |  | | Report (volume) | | estimates for uranium-vanadium deposits on the Colorado Plateau, by A. L. Bush and H. K. Stager__ __ ___...the Goodrich quartzite, Palmer area, Marquette County, Michigan, by R. C. Vickers. --(G) Wall-rock control...deposits in Golden Gate Canyon, Jefferson County, Colorado, by John W. Adams and Frederick Stugard, ...uranium deposits in the Red Desert, SweBtwater County, Wyoming, by Donald G. Wyant, William N. Sharp...in oolitic limestone near I /Tayoworth, Johnson County, Wyoming, by R. R. Guilinger and P. K. Theobald |  | | Report (volume) | | of the Indian Peaks Study Area, k Boulder and Grand Counties, Colorado By ROBERT C. PEARSON, U.S. GEOLOGICAL...national forest lands in the Indian Peak study area, Colorado, that are being considered for wilderness designation...of the Indian Peaks study area, Boulder and Grand Counties, Colorado. (Studies related to wilderness)...mineral resources Colorado Boulder Co. 2. Mines and mineral resourcesColorado Grand County. I. United States...gneiss " Granitic gneiss Gneissic granodiorite Boulder Creek Granodiorite - Pocrmofifo Jrcglllatll/c |  | | Journal (article/letter/editorial) | | GEOLOGIST JULY-AUGUST, i9o7 GOLD AND BOULDER TUNGSTEN COUNTY, DEPOSITS No. 5 OF COLORADO2 WALDEMAR...days, among which the most prominent was the Caribou mine, but for many years the principal attention...have been discoveredin the southwesternpart of the county,especiallynear Nederland,and the outputof this...believed that the output of this tungsten ore in Boulder County reacheda value of $350,000 in I9O5, and the...tungstendepositsin the southwesternpart of the county, in the vicinity of Eldora and Nederland, from |  | Collins, Donley S., Cobban, Robert R., Foord, Eugene E., Murphy, Jack A. (1989) Bibliography for update and revision of U.S.G.S. Bulletin 1114, Minerals of Colorado -- a 100 year record, by Edwin B. Eckel, Part A - Paper copy --Bibliography data file disks. Open-File Report Vol. 1989 (89-206) US Geological Survey doi:10.3133/ofr89206a | Report (issue) | | Survey Denver, Colorado Department of Geology, Denver Museum of Natural History Denver, Colorado NOTE FOR...revision of U.S.G.S. Bulletin 1114, Minerals of Colorado A 100 year record, by Edwin B. Eckel By Donley...Prepared in cooperation with Friends of Mineralogy - Colorado Chaptar, and the Denver Museum of Natural History...references dealing with the mineralogy of the state of Colorado. It is part of a more than 10 year effort to update...and revise U.S.G.S. Bulletin 1114, Minerals of Colorado: A 100 year record, by Edwin B. Eckel (1961). |  | | Report (volume) | | important were those in the Central City district, Colorado, from which about 300 tons of high-grade...Silver Cliff mine, Wyoming; the Jesse D No. 1 and No. 2 claims, Utah; and the Merry Widow mine, New Mexico...Schwartzwalder (Ralston Creek) and Los Ochos mines, Colorado; the Early Day and Buckhorn claims, Nevada; the...mines, Washington; the W. Wilson mine, Montana; the White King mine, Oregon; the deposits in the Pryor...deposits in the Dripping Spring quartzite, Gila County, Ariz. According to Nininger (1954, p. 43), as |  | | Report (volume) | | of the Shinarump No. 1 uranium mine, Seven Mile Canyon area, Grand County, Utah: TEI-287, Jan. 11, 1954...Results of exploration at the Old Leyden coal mine, Jefferson County, Colo.: TEM-292, Mar. 30, 1953. D, GJ....N., The pegmatites of the Errington-Thiel mine, Elko County, Nevada: TEI-71, Dec. 28, 1949. Office of...Ridge, and West End claims near Clancy, Jefferson County, Mont.: TEM-31, Oct. 19, 1951. D, SL, T. (332,...and structure of the Miners Mountain area, Wayne County, Utah: Aug. 17, 1953. SL. McKelvey, V. E., Preliminary |  | | Report (issue) | | predecessor organization, the Manhattan Engineer District ; and, to a lesser extent, by staff members of...United States. The pre-1940 history of uranium mining and geology is concerned largely with veins in...areas as the Front Range mineral belt of Colorado; the Boulder batholith area, Montana ; the Sierra Ancha...Marysvale district, Utah. All the Western States, including Arizona, California, Colorado~ Idaho, Montana...comments on the history of uranium geology and mining. The other chapters deal principally with pertinent |  | | Report (volume) | | . 234 " y { " ,-t .. .~,:",. I " , COLORADO "or.! _ +, (~ STATE OF .~ :'(' COL~ADO /... BULLETIN 40 RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BlaLlllGRAPHY by James L. Nelson-Moore,...Energy COLORADO GEOLOGICAL SURVEY DEPARTMENT OF NATURAL RESUURCES STATE OF COLORADO DENVER, COLORADO 1978...ete 11 st r ng of rad i aaet 1ve occurrences 1n Colorado, with a comprehensive blbi iography and bibliographic...on the Colorado Plateau sparked several periods of exploratIon that ultimately led to a mining "boom ll |  | | Journal (article/letter/editorial) | | alkaline-related gold deposits in the southern Rocky Mountains, USA: in¯uence of regional tectonics Received: 5 January...Ma), with deposits restricted spatially to the Colorado mineral belt (CMB). Other alkaline igneous rocks...Mountain front southward, from Cripple Creek in Colorado through New Mexico. All of these deposits are...through hydrously altered LREE-enriched rocks of the Colorado (Yavapai) province have 208Pb/204Pb ratios that...anomalously hot, thick, and light crust beneath Colorado may have been a catalyst for large-scale transfer |  | | Journal (article/letter/editorial) | | MINERALOGY OF A URANINITE CARIBOU, HAROLD No. 2 DEPOSIT AT COLORADO. D. WRIGHT. CONTENTS. PAGE...hydrothermalvein uraninite deposits............ Uraninite at Caribou ............................................................ ABSTRACT. At the Caribou mine, near Nederland, Colorado, a vein of uraninitebearing sulfide...Alterationbeganwith the development of chlorite,calcite, epidote,andpyrite in pyroxeneand biotitefollowedby...stagesseparatedby a period of brecciation. In Stage A, quartz, calcite, and siderite were followed successivelyby pyrite |  | | Journal (article/letter/editorial) | | ARGILLIC ALTERATION AND URANIUM EMPLACEMENT ON THE COLORADO PLATEAU by PAUL F. KERR AND MARIAN B. JACOBS...recognized in association with uranium deposits on the Colorado Plateau and along border areas. Alteration and...quartz, chalcedony, and opal; the carbonates, calcite, dolomite and siderite. The identification of mica...conditions. INTRODUCTION HOST rock alteration on the Colorado Plateau and along border areas indicates that...a problem in sedimentary strata. Although the Colorado Plateau is largely an area of sedimentary strata |  | | Journal (issue) | | Colorado Springs Mineralogical Society Founded in 1936 November 2015 PICK&PACK Vol 55 ...... Number...Scholars Denver Gem Show Pg 1 CSMS Calendar Pg 2 Colorado Memories Pg 5 Gravel Pit Pg10 Secretary Spot...future! Jack Thompson, a longtime member of the Colorado Springs Mineralogical Society is an expert in...(Continued on page 3) COLORADO MINERALOGICAL SOCIETYPICK PO BOX 2 COLORADO SPRINGS, COLORADO 80901-0002 November...Senior Center is located at 1514 North Hancock in Colorado Springs. For more information on any of the sub-groups |  | | Report (issue) | | AND CLAY MINERALOGY OF THE CHIEFTAIN MINE, DINOSAUR RIDGE, PATCH MINE, AND OTHER LOCALITIES ALONG THE FRONT...FRONT RANGE FROM DENVER TO BOULDER, COLORADO Clay Minerals Society 39th Annual Meeting and Field Trip...Geological Survey Open-File Report 02-413 Denver, Colorado 2002 U.S. DEPARTMENT OF THE INTERIOR GALE A............................ 10 Field Trip Guide Boulder Flatirons ............................................................ 11 The clay industry in Colorado ..................................... 13 Rubey |
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