 | | Journal (article/letter/editorial) | | Mineralized Veins and Brecciasof the Cripple Creek District, Colorado TOMMY B. THOMPSON, ALAN D. TBIPPEL...The vein depositsas exemplifiedby thoseof the Ajax mine cut Precambriancrystalline rocksandTertiary rocksof...highersalinitiesfoundin the upper 300 m of the Ajax mine levels;the fluidswereboilingandcontained CO•...ofgoldintheCrippleCreek pears to have headed on the Cripple Creek volcanic district,almost21 milliontroy ounceshavebee...localizedwithin brec- positsin the immediateCripple Creek district.Ash cia bodies.A reconnaissance geochemical |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Famous mineral localities: The Cripple Creek Mining District, Colorado . . . . . . . . . . . . . . . ...[Ba(UO2)2V2O8⭈5H2O] from the type locality, the Mounana mine, Franceville, Haute Ogooué, Gabon. See the article...“This is the XYZ mine, and these are pretty pictures of the minerals from that mine.” Lou, however, took...chemistry, crystal system, identifying features, and mine of origin—all without notes. From his huge library |  | | Journal (article/letter/editorial) | | Discovery, Mining History, Geology, and Specimen Mineralogy of Selected Occurrences in Central Colorado and...Inc. 1441 W. Forty-sixth Avenue Suite 14 Denver, Colorado 80211-2338 P art one of this article (July/August...of gold in Colorado and the mining history and geology/mineralogy of the Front Range mining districts...and California Gulch. THE CENTRAL COLORADO MINERAL BELT LAKE COUNTY 3,396,000 ounces, 1860-1 990 (Davis...Kelley’s Bar and then further upstream at Cache Creek, they found that they were once again too late. |  | | Catalog/List | | 7. E:. 9. 10. 11. 12. Camp Bird mine, Ouray Co., Colorado Choice rich brassy-golden 5x5 to 5x7 ~n...section. 2xl-3/4xl/2" $85.00 Idarado mine, Ouray Co., Colorado Choice golden thin polished slice in pale...Weight: 39 g. 2x3-3/4xl/8" $ 150.00 Caribou mine, Ouray Co., Colorado Superb rich orassy-golåen fine grained...211 g. 3-1/4x2··1/4xl-1/2" $ 350.00 Golden Crown mine, Hunboldt Co., Nevada Select bright golden elongated...62 g. l-l/2xl-3/4xl-1/4'' $ 50.00 Bestand Belcher mine, Virginia City, Nevada Thin golden 1 mmveins and |  | | Report (volume) | | PROGRESS GEOLOGICAL RESURVEY OF THE CRIPPLE CREEK DISTRICT, COLORADO BY WALDEMAR LINDGREN AND FREDERICK..... ...:......................_...._....... 8 Mining and metallurgy ....................................^...... 11 First geological survey of the district ................................... Modifications............................. 32 Future of the district.................................................preliminary report on a "Resurvey of the Cripple Creek district of Colorado," by Messrs. Waldemar Lindgren and |  | | Report (issue) | | GEO LOGY AND GOLD DEPOSITS OF THE CRIPPLE CREEK DISTRICT, COLORADO BY \V ALDEl\;IAR LINDGREN A:'\D ... . . . . . . . First geological survey of the district .............................. _• . . . . . ..................... Geological structure of the district ............... _................... __ .. _....• _. _•••• _••• _. _••• ___ . ____ 43 43 Cripple Creek granite ... ----.-----------------.----- _____________..._____________ . _. __ ... __ •.. Spring Creek granite ......•...•... _... __ . _____ •• _.• _• _•. ___ |  | | Journal (issue) | | Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan What’s new in Colorado minerals? ...................................... Famous mineral localities: the Home Sweet Home mine ..................................................339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349 by J. A...10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar specimen; photo by John |  | | 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...hornblende gneiss ____________ _ Quartzite at Coal Creek ________________ _ Igneous rocks _____________________________...Quartz diorite and associated hornblendite_ Boulder Creek granite _________________ _ Pikes Peak granite |  | Kelley, Karen D., Romberger, Samuel B., Beaty, David W., Pontius, Jeffrey A., Snee, Lawrence W., Stein, Holly J., Thompson, Tommy B. (1998) Geochemical and geochronological constraints on the genesis of Au-Te deposits at Cripple Creek, Colorado. Economic Geology, 93 (7) 981-1012 doi:10.2113/gsecongeo.93.7.981 | Journal (article/letter/editorial) | | onthe Genesis of Au-TeDeposits at CrippleCreek,Colorado KAREND. KELLEY, • U.S.Geological Survey, DenverFederalCenter...Denver,Colorado 80225 SAMUEL B. ROMBERGER, Department of Geology andGeological Engineering, Colorado School...School of Mines,Golden, Colorado 80401 DAVID W. BEATY, Chevron Petroleum Technology Company, P.O.Box446...Stop913,Denver,Colorado 80225 HOLLYj. STEIN, Department of EarthResources, Colorado StateUniversity...StateUniversity, FortCollins, Colorado 80523 AND TOMMY B. THOMPSON Department of Geological Sciences, University of |  | | 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 |  | | Report (issue) | | The Triangle of Colorado Mountains of Minerals Contributors David W. Bunk, Robert B. Cook, Don Earnest... Contents PAGE4 PAGE 10 4 The San Juan Triangle of Colorado Ho for the San Juans! by Duane A. Smith, Mark...and Karen A. Vendl L ocated in southwestern Colorado and covering over 31,000 square kilometers, the...zinc, tungsten, and copper. In 1896 world-renowned mining engineer Thomas ''T.A." Rickard called the San...of Colorado's four great mining regions along with Leadville, Cripple Creek, and Central City (Smith |  | | Journal (article/letter/editorial) | | Inc. 1441 West 46th Avenue, Suite 14 Denver, Colorado 80211 eraines@ Icolorado.net The Great Irony...house. Photo hy Uycrs, CB.1904. courtcs\ Ouraj County Historical Society. Volume 75, November/December...campaign (Nevins Figure 2. Map of the Telluride district showing the principal veins, adits, and shafts...to Ed Raines, who researches Colorado ‘s geology, mineralogy, and mining history, is part owner of FRS...historic preservation efforts in the Leadville mining district. Downloaded by [UZH Hauptbibliothek / Zentralbibliothek |  | Keith, Manuel, Smith, Daniel J., Doyle, Keiran, Holwell, David A., Jenkin, Gawen R.T., Barry, Tiffany L., Becker, Joseph, Rampe, Jason (2020) Pyrite chemistry: A new window into Au-Te ore-forming processes in alkaline epithermal districts, Cripple Creek, Colorado. Geochimica et Cosmochimica Acta, 274. 172-191 doi:10.1016/j.gca.2020.01.056 | Journal (article/letter/editorial) | | processes in alkaline epithermal districts, Cripple Creek, Colorado Manuel Keith, Daniel J. Smith, Keiran Doyle...processes in alkaline epithermal districts, Cripple Creek, Colorado, Geochimica et Cosmochimica Acta (2020)...processes in alkaline epithermal districts, Cripple Creek, Colorado Manuel Keitha, b, c *, Daniel J. Smithc...Mines, Penryn, TR10 9FE, UK Mining Corporation, Victor, CO 80860, USA *Corresponding author: GeoZentrum...sub-class of low-sulfidation epithermal deposits. Cripple Creek represents an example for a world-class low-sulfidation |  | | 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 |  | | Report (issue) | | deposit. Table 4, part B, gives an alphabetic list of mine and properties followed by the deposit name. CHARACTERISTICS...likely to be present include pyrite, galena, sphalerite, and arsenopyrite (Berger, 1986). These minerals...deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent... Pyrrhotite appears to be been reported in just a single mine in the East Belt of the Sierra Nevada foothills...considered by mine operators to be correlated with better gold grades in both areas. Sphalerite was identified |  | | Journal (article/letter/editorial) | | Figure I (above). Pyrite, Alice Glory Hole, Clear Creek County. Cluster of intergrown crystals showing light...Figure 2 (right). Pyrite, Mountain Spring mine, Rico, Dolores County. Cluster of modified cubes; specimen...C*O*L*O*R*A*D*O PYRITE BARBARA L. MUNTYAN Ouray County Museum Ouray, Colorado 81427 Mineral photographs by John R...Park City, Utah; Washington State; and numerous Colorado localities. Pyrite crystallizes in the isometric...Pyrite is the most common sulfide mineral found in Colorado; it is found in a wide variety of occurrences |  | | Report (issue) | | maximum depths, target areas, and overall lengths of mine workings for use in environmental assessment. The...target area of 160 hectares (fig. 8). Depth of mining in known deposits range from 31 to 915 m. The geometric... Eighty percent of the deposits have subsurface mine workings lengths between 1,100 and 5,900 m (fig...reported, or, in the case of zinc, possibly avoided in mining. Descriptions are commonly incomplete. Nearly all...veins have been a favored target for smallscale mining and can occur in large numbers scattered over a |  | | Journal (article/letter/editorial) | | the order, named: pyrite, arsenopyrite, galena, sphalerite, chalcopyrite, bismuth minerals, pyrrhotite,...gold were associated in the EnterprjseMine, Rico, Colorado,but no detailsof the occurrencewere given. Bastin4...JamesA. Noblefor the resultsof yearsof work in the mine and laboratory. Noble'sresultsin generalagree with...in magnetite. In someof the outlyingparts of the mine there is no closerelationbetweengold and arsenopyrite...associations of native gold. In the Bridge River district Cairnesx4 found free gold commonwith acicularcrystalsof |  | | Journal (article/letter/editorial) | | Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October 2014 PART 1 Downloaded...Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October 2014 A Historical...Historical Overview of t h e District and the Smuggler Union and Associated Mines and Veins of Marshall Basin... Inc. 1441 West 46th Avenue, Suite 14 Denver, Colorado 80211 n 1875 Co\orado was still a territory awaiting...Soptemberl0ctob.r 2000 319 Downloaded by [University of Colorado - Health Science Library] at 05:32 11 October |  | | Report (issue) | | Bldg., 2600 corridor, 18th and CSts.,NW. DENVER, Colorado-Federal Bldg., Rm. 169,1961 Stout St. LOS ANGELES...ROLLA, Missouri-1400 Independence Rd. DENVER, Colorado-Map Distribution, Bldg. 810, Federal Center FAIRBANKS...Replacement Deposits Part II Gold in the Tintic Mining District, Utah By HALT. MORRIS Gold Deposits in the...Bird Mining Districts, San Juan Mountains, Colorado By FREDERICKS. FISHER Gold in the Alma Mining District...District, Colorado By DANIEL R. SHAWE Precious Metals in the Leadville Mining District, Colorado By TOMMY |  | | Journal (article/letter/editorial) | | (eastern) Oregon-Idaho-(western) Montana, (4) Colorado-NewMexico, (5) Nevada-southern California,and...Rate (t.p.d.)x BritishColumbia 1967 46,000,000 Mine Alice (B. C. Molybdenum) 8,000 Company British...British Columbia,Canada (Noranda Subsidiary) Urad- Colorado 13,000,000 5,000 303,000,000 30,000 American...Y., U.S. A. 19672 (1975) Henderson Climax Colorado 1918 400,000,000a 42,000 American Metal Climax...A. 4o World War I stimulusbroughtthe Climax mine into production and in 1919 fissure-veindepositswere |  | | Journal (issue) | | KRISTALLE Est.1971 Laguna Beach, California, USA • Tel: +1 949 494 5155 • Email: info@kristalle.com... Gressman tom.gressman@minrec.org The Tintic District: Juab and Utah Counties, Utah...................COVER: CLINOCLASE, 3.9 cm, from the Mammoth mine, Tintic District, Utah. Rock Currier collection; Jeff Scovil...sample of a pascoite group mineral at a mine in Grand County, Utah. Died, Alex Earl, 26 Jayson Alexander...over the American West. A trip to the Blue Bell mine near Baker, California, in 2016 was particularly |  | | Journal (article/letter/editorial) | | 50011-3212, USA bShimadzu Scientific Instruments, 7102 Riverwood Drive, Columbia, MD 21046, USA cGeological...Drive, Iowa State University, Ames, Iowa 50011-3212, USA E-mail address: pgspry@iastate.edu (P.G. Spry) Keywords:...gold-silver telluride deposits in Colorado (Cripple Creek, Boulder County, and La Plata) with Emperor, and...samples from Colorado deposits (Cripple Creek, δ130/125Te = -0.53 to 0.44‰, n = 13; Boulder County, δ130/125Te...Au-Ag-Te deposits/districts in Colorado (Cripple Creek, Boulder County, and La Plata), and the orogenic |  | | Report (issue) | | BULLETIN 71 Mineral Resources of Taos County, New Mexico by JOHN H. SCHILLING Description of mineral...INSTITUTE OF MINING & TECHNOLOGY CAMPUS STATION SOCORRO, NEW MEXICO NEW MEXICO INSTITUTE OF MINING 8c TECHNOLOGY................................... 11 HISTORY OF MINING .................................................Primero and Canada Pinabete............. Cabresto Creek ................................................................. 34 Prospects south of Cabresto Creek, opposite the Hornet prospect ................. |  | | Journal (article/letter/editorial) | | The willemite ore bodies which comprisethe Beltana Mine are associatedwith intrusive sedimentarybrecciasand...Adelaide Geosynclinein the region of the Beltana Mine, and an erosionsurfacehas existed from that time...intenselyacid solutions which hasteneddecompositionof the sphalerite. Oxidizing solutionscontainingzinc and iron showedthe...otherpartsof the world. of the Leigh Creek Coalfield ('Fig. 1). Mining will be by opencut becausethe ore...small shaftsin copperprospectsnow known as the Ajax Mine, in the immediatevicinity of small,undisturbed |
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Ajax Mine, Cripple Creek Mining District, Teller County, Colorado, USA