 | | Report (issue) | | ofo0000kell Telluride Ores of Boulder County, Colorado The Memoir Series of The Geological Society...Inc. Memoir 109 Telluride Ores of Boulder County, Colorado WILLIAM C. KELLY EpwINn N. GODDARD Department...SOCIETY OF AMERICA, INC. Colorado Building, P.O. Box 1719 Boulder, Colorado 80302 Printed in the United...Vil Vili TELLURIDE ORES OF BOULDER COUNTY, COLORADO }.'1C=}(0)4)| ae aaa ene eens eee es fee...RE = hes eer ae Interpretations of thes Boulder: County Ores ee Lack#otameltingsphenomenag eens ee ee ee |  | | Journal (article/letter/editorial) | | at 02:13 13 March 2015 CALAVERITE Cripple Creek, Colorado W ith the exception of native gold and electrum...phenomenal Cripple Creek district, essentially subsequent to the development of all other Colorado gold districts...suggested for this issue, much of which is devoted to Colorado minerals. Calaverite is a yellowish to silver-white...result of intimately associated minerals such as petzite, as is the case in some Australian specimens. Other...Analyses of calaverite from the Kirkland Lake district, Ontario, Canada, show up to several tenths of |  | | Journal (article/letter/editorial) | | were played out on a daily basis in opening the Colorado mining frontier, however, are very much the stuff...Further, each generation had seen an Colorado showing the Colorado mineral belt and the location of the...even realize that the hard growth of mining in Colorado, however, was change. Fortunes work of prospecting...exception of gold, with Hill, Breckenridge district, Summit County. Denver Museum of a constant price of $20...stories, and moretheir telling has fascinated Colorado natives and tourists alike, not to mention the |  | | Report (issue) | | high from Eagle's Nest mine in Placer County, Caifornia, USA Collection Marlin Zinn; photo Jeff Scovil...International, LLC P.O. Box 263, East Hampton, CT 06424, USA Phone 1.860.267.1512; fax 1.860.267.7225 www.lapisint...Lapis International, LLC East Hampton, Connecticut USA Collection 'Alan Table of Contents What Is Gold...First Gold Rush: Gold Fever in the Southeastern USA . . . . . . . .P. 16 R. Chris Tacker California and.... . . . . . . . . .P. 86 Ed Raines Colorado Gold-Gold in Colorado . . . . . . . . . . . . . . . . . |  | | 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) | | applicable to other ore systems and could explain why clear evidence †Corresponding author: e-mail, ehastie@laurentian...Au deposits such as Red Lake, Kirkland Lake, Croesus, Hoyle Pond, and Hollinger-McIntyre suggests they...in the host quartz. A) Gold in quartz from the Croesus deposit, Munro Township, east of Matheson, Ontario...contact with the fluid, the porosity would eventually clear and eliminate evidence that the reaction had taken...their study of Au mineralization in the El Callao district of Venezuela, Velásquez et al. (2014) described |  | | Report (issue) | | deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent feature...statements found in the literature for an area or district do not differentiate between mineral abundance...deposits therein); various tellurides including petzite, hessite, and sylvanite (2 to 3 percent); cobaltbearing...represent major mine, group of mines, a mining district, a local town, or a prominent feature adjacent...States, (except Alaska) and in Nova Scotia, it is a county name; in Alaska, area gives the 1 by 3 quadrangle |  | | Book | | COLORADO MININC DIRECTORY. . 1 THE te COLORADO Directory of Mines, DESCRIPTION OF THE MINES AND...MILLS, AND THE MINING AND MILLING CORPORATIONS OF COLORADO, ARRANGED ALPHABETICALLY BY COUNTUS. j^ISTORY... WHOSE NERVE, ENERGY AND INDUSTRY HAVE PLACED COLORADO IN THE FRONT RANK OF BULLION PRODUCING STATES...FARM FOB EVERYBODY Railway. COLORADO. Healthy, Attractive. Colorado is the great Sanitarium and Pl...atmosphere, .should go to"T^oToracToT climate ol Colorado is peculmrT^^In^aTioTir^ri'^unTIinraUn]^clinn |  | | Journal (article/letter/editorial) | | Gonneno (1969) Telluride ores of Boulder County, Colorado. Geol.S oc.A mu. M em. lO9, 1-237 (esp.p....unidentified mineral from the Gray Eagle mine, Boulder County, is gray with a tan tint, tarnishing blue-gray... An unknown sulfosalt has been found from the Croesus, King Wilhelm, and Little Johnny mines. Electron...telluride ores and as fibrous vug linings with petzite, and nagyagite. , Plumbopyrochlore N. V. SxonorocATovA...with magnetite. The name is for Tosa, the old district name of Kochi prefecture, Japan. Besides the original |  | | Journal (issue) | | Bird copper mine, Morenci, Ariz. Today, Katanga District, Belgian Congo and Northern Rhodesia, both in...MINERALS. The Terlingua Quicksilver District of Brewster County, Texas ; Motion Picture Photography of...deposits of Yellowstone Park lit!!; the canyon of Mile Creek and within its walls, the town of Montbestos. It...echoed up and down the great gash known as Mile Creek Canyon and dull explosions tore loose the bowels...guidance of Hamilton, the Mine Superintendent, Mile Creek Canyon became a scene of activity. A thousand tasks |  | | Report (volume) | | A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson...Jefferson County, at Elyton; Lee County, at Chewacla lime works; St. Clair County, at Gfeensport; Shelby |  | | Report (volume) | | ............................................. Colorado........................................................................................ 102 District of Columbia ....................................especially from those of Arkansas, California, Colorado, New Mexico, Oregon, South Dakota, Tennessee,...minerals and rocks, their occurrence and uses: Colorado State Geol. Survey Bull. 6, 1913. 8 USEFUL...See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |  | | Report (issue) | | commercial borates. Lawsonite, first found in Marin county in 1895, has proved to be of great petrographic...nickel telluride, melonite, found in Calaveras County in 1867. New minerals and new mineral this is ...products. The gem-bearing pegmatites of San Diego County have aroused special masses, interest. Many ...short articles on California diamonds. A Amador County: few small stones have been picked up near the...recently, one of 21 carats near Plymouth. ; Butte County: In 1853 it was observed that diamonds occurred |  | | Book | | commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...cities, and many of today’s prosperous western county seats began as mining-boom camps. trating sand...Whether you such as those listed alphabetically by county, township, and range in Part II of this book. Where...Lydian kings of Sardis (Gyges, 687652 B.c. and Croesus, 565-547 b.c.) the golden sands of the Pacfor ...the heart of the then most prolific metal-mining district of Central Europe. He had grown up with a boy’s |  | | Report (issue) | | 12. Frontispiece: The McIntyre Mine. Porcupine district ........................ Plates I. Boulder of...n 1904, the camp out-ranked the Lake Superior district which until then, was Ontario's leading producer...distinguish i t from an older conglomerate in the district. (Ref. : K p . 85) 2.2 Volcanic r o c k s of...the rocks of this age a r e the oldest in the district. 3.0 Junction West Cobalt Road South on left...Cobalt silver a r e a , northern sheet, Timiskaming district (Ont. Ministry Natur. Resour. , 1 inch t o 1,000 |  | | Book (volume) | | ...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |  | | Book (volume) | | ...........................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |  | | 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...Park City Mining District, Utah By CALVIN S. B ROM FIELD Gold in the Eureka Mining District, Nevada By DANIEL...B. NOLAN Gold in the Central City Mining District, Colorado By ALAN R. WALLACE U.S. GEOLOGICAL SURVEY...City mining district, Utah / by Calvin S. Bromfield. Gold in the Eureka mining district, Nevada / by |  | | Report (issue) | | been found in the mining the nugget Jim, Placer County, California, in 1871 by a small girl in who town...The bibliography has been updated and expanded. County lists published by Collins (1) pp. 40-64, in Murdoch...from references to the geographic term ''Mining District," especially in the pre-1920 literature. Widespread...rhyolite locality in Alameda County and the lawsonite type locality Marin County, which have been completely...color" from Cherokee Flat, Butte County); and to borax ("Lake County, in large crystals in the clay of |  | | Report (issue) | | 37 39 39 Cobalt district Cobalt district silver mines Road log to the Cobalt district mines Townsite mine...Stewart-Abate mine Munro mine White-Guyatt mine Croesus mine Centre Hill (Potter) mine Potterdoal mine...Goldhawk mine, Gold Island mine Hoyle Pond mine Owl Creek mine Hoyle mine Pamour mine Broulan Reef mine Hallnor...Bonetal mine Reef mine Porcupine Lake mine Bell Creek mine, Marlhill mine Langmuir mine 153 153 155...McIntyre (Schumacher) mine Hollinger mine Kidd Creek mine Mines along Back Road Aunor mine Delnite mine |  | | Report (issue) | | tribes in the northeast corner of San Bernardino County in pre-historic times. The old workings here were...region between Death Valley and Goff's Mining District, nearer the former, and that good samples were...the museum of the Bureau. * * * "The turquoise district, as described by Mr. Eisen and others of the party...east of Lindsay, Tulare County near mouth of Carrizo Gorge, San Diego County west side of Williams Valley...Mendocino County; Santa Ynez Mountains; Santiago Canyon near Mount Pinos, ; ; ; Ventura County; Table |  | | Report (issue) | | Smith. Director Professional Paper 138 MINING IN COLORADO A HISTORY OF DISCOVERY, DEVELOPMENT AND PRODUCTJON...area, and organization of the mining counties of Colorado _________________________ _ Adams County_- __..._____________________ _ Alamosa County __________________________ _ Arapahoe County _________________________...Archuleta County _________________________ _ Baca CountY-----------------------------Boulder CountY------...CountY----------------------~----Chaffee County _____________________·______ _ Clear Creek County _______________________ |  | | Report (issue) | | ____________ Previous geologic studies of the district- _ _ ________________________________________...Ankerite metasomes in slate, surrounded by fringes of clear ankerite; B, Metasomatic pyrite in slate surrounded... extending from Plymouth to Jackson, in Amador County. Mining began in 1849, on the Mariposa grant at...belt as far south as the Gwin mine in Calaveras County is inclosed in alternating Mariposa slate and associated...10-mile segment in Amador County, Angels Camp, and Carson Hill in Calaveras County, and a segment south of |  | | Report (issue) | | Geology and Ore Deposits of the Boulder County Tungsten District Colorado GEOLOGICAL SURVEY PROFESSIONAL ... Geology and Ore Deposits of the Boulder County Tungsten District Colorado By T. S. LOVERING and OGDEN TWETO...with the State of Colorado through the Colorado Geological Survey Board and the Colorado Metal Mining Fund...__________________________ Principal rocks of the district.________________________ Pre-Cambrian rocks__...Age_ __________________________________ Boulder Creek granite and related rocks. ____ Distribution and |  | | Report (issue) | | .... : . .............. - ........ .. . . T~os County, by L. C. Graton and W ..Lindgren ..... ................. . . , ... -.. . Rio Hondo. (Twining) district . . . . . . . . . . . . . ......................::.:::.::: ::: :::: :: ':::: :: ::::. Red River district. ..................•......... -~ . . .................... .... . . .............. . . . Bitter Creek and Independence mine ........-............ ......:::::: ::::::::.:: •:: • c ·opper HUl or Picuris district ........... . _. ___ . _. _..... .. ....... _____ |
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