 | | Report (volume) | | Intrusive Rocks ana Associated Ore Deposits in the Colorado Mineral Belt U.S. GEOLOGICAL SURVEY BULLETIN... Alaska Rm. 101,4230 University Dr. LAKEWOOD, Colorado Federal Center, Bldg. 810 MENLO PARK, California...Intrusive Rocks and Associated Ore Deposits in the Colorado Mineral Belt By Charles G. Cunningham, Charles...understand the temporal and spatial evolution of the Colorado Mineral Belt UNITED STATES GOVERNMENT PRINTING...intrusive rocks and associated ore deposits in the Colorado Mineral Belt / by Charles G. Cunningham ... [et |  | | Journal (article/letter/editorial) | | No.6 DEPOSITS OF RADIOACTIVE CERITE NEAR JAMESTOWN, COLORADO* Elwnr N. Gonoann aNn Jnwnu J. Gr-ass, IL...List of minerals. Cerite... Allanite. . Brown epidote Tijrnebohmite Fluorite Bastniisite Monazite Uraninite...pre-Cambrian rocks of the Front Range near Jamestolvn, colorado. They are near the north border of a stock of...the Interior, the Colorado Geological Survey Board, and the Colorado Metal Mining Fund. 381 E. N,...T. I. GLASS varying amounts of allanite, brown epidote, tdrnebohmite, fluorite, bastniisite, monazite |  | | Report (issue) | | Geochemical Maps of Stream Sediments in Central Colorado, from New Mexico to Wyoming Open-File Report... Cover: Overlooking North Fork Lake Creek and Colorado highway 82 east of Independence Pass, with Star... Geochemical Maps of Stream Sediments in Central Colorado, from New Mexico to Wyoming By Robert G. Eppinger...Geochemical maps of stream sediments in central Colorado, from New Mexico to Wyoming: U.S. Geological Survey.................. 1 Geologic Setting of Central Colorado.............................................. |  | Allaz, Julien, Raschke, Markus B., Persson, Philip M., Stern, Charles R. (2015) Age, petrochemistry, and origin of a REE-rich mineralization in the Longs Peak-St. Vrain batholith, near Jamestown, Colorado (U.S.A.) American Mineralogist, 100 (10) 2123-2140 doi:10.2138/am-2015-5253 | Journal (article/letter/editorial) | | the Longs Peak-St. Vrain batholith, near Jamestown, Colorado (U.S.A.) Julien Allaz1,*, Markus B. Raschke2...Geological Sciences, University of Colorado Boulder, 399 UCB, Boulder, Colorado 80309, U.S.A. Department of...of Chemistry, and JILA, University of Colorado, Boulder, Colorado 80309, U.S.A. 3 Department of Geology...Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, Colorado 80401, U.S.A. 2 Abstract...syenogranite Silver Plume-type intrusion near Jamestown, Colorado (U.S.A.). Irregular-shaped centimeter- to |  | | 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) | | 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...deposit) are found garnet, hornblende, muscovite, epidote, apatite, ilmenite, barite, tremolite, rutile,...may 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 |  | | Journal (article/letter/editorial) | | Index of Publications, Division of Mines and State Mining Bureau, 1880-1943 (Bradley 1945). Northern Provinces...area around Glass Mountain near the ModocSiskiyou county line. Also of minor importance is the extension...deposits of southeastern Oregon into northern Modoc County. Ultramafic rocks, largely altered to serpentine... Trinity River, Trinity County at the High Plateau mine in Del Norte County, and kammererite (clinochlore)...(clinochlore), as at the Veta Grande mine in Siskiyou County. The ultramafics also host occurrences of the massive |  | | Report (issue) | | X-ray Powder Pattern: Mountain Pass, California, USA. 2.95 (100), 1.954 (50), 3.47 (42), 2.69 (42), 2...14 0.07 [100.00] (1) Mountain Pass, California, USA; recalculated to 100% after deduction of 17.7% bastnäsite;...(Mountain Pass, California, USA). Association: Bastnäsite, allanite, epidote, monazite, törnebohmite, fluorite...In the USA, from the Mountain Pass district, San Bernardino Co., California, and in Colorado, at Jamestown...Jamestown, Boulder Co. In Canada, from Papineau Co., and Mont Saint-Hilaire, Quebec. In the Kyshtymsk district |  | | 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..._____________________ _ Copper deposits in Jefferson County __ _ F. M.D. property _____________ _ Malachite |  | | Report (issue) | | oresofo0000kell Telluride Ores of Boulder County, Colorado The Memoir Series of The Geological...America, 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...assembling a representative collection of the Boulder ores. Dr. T. S. Lovering of the U.S. Geological...and numerous ore samples were donated by local mining men, particularly Fred Dopp, H. M. Williamson, |  | | Journal (article/letter/editorial) | | gems. Noted from Pala, California; Mt. Antero, Colorado; some localities in Chester and Delaware counties...pegmatite near the Royal Gorge in Fremont County, Colorado. Common in the pegmatites of Yavapai and Maricopa...Mountain in the Crested Butte region of Gunnison County, Colorado, in good gem crystals. ANDRADITE, calcium-iron...Andradite has been found at Middletown, Delaware County, Pennsylvania and at other localities in Delaware...observed in pegmatite as at St. Peter's Dome, Colorado; and at Rockport, Massachusetts, at which locality |  | | Report (issue) | | GEOLOGICAL SURVEY New ages for intrusive rocks in the Colorado mineral belt By Charles G. Cunningham, Charles...nomenclature, New ages for intrusive rocks in the Colorado mineral belt Charles G. Cunningham, Charles W...W. Naeser, and Richard F. Marvin The Colorado mineral belt is defined by a series of Tertiary and uppermost...ore deposits that trends northeastward across Colorado from the Four-Corners area. The belt has produced...f 20" W., Mount Jackson quadrangle, Eagle County, Colorado. Collected by Ogden Tweto. West Cross Creek |  | | Journal (issue) | | 79 Articles Native gold from the Jamestown mine, Tuolumne County, California..........................Baranda Some pegmatite minerals from the Zomba district, Malawi ........................................Adularia from the Howard-Montgomery quarry, Howard County, Maryland .......................................Blanchard mine or other mines in the Hansonburg mining district near Bingham, New Mexico, should be advised...OF PHILIP RASHLEIGH, O r M ENAB1LLY, IN THE COUNTY OF C O R N W A LL, ESQ, M .P . F . R .S . AND F |  | | Journal (article/letter/editorial) | | with minor amounts of colorless quartz, greenish epidote, colorless zircon (fluoresces orange under the...interesting sand reads: "From the sand dunes of the Colorado Desert (at Indio, Riverside Co., Calif.). It is...Cumberland, a new TVA lake, 10 miles south of Jamestown, Russell Co., Ky. It is a coarse sand, brownish...the South Fork of the Yuba River, Bloomfield Mining District, Nevada Co., Calif., we have received two sand...brownish), black magnetite, black ilmenite, some green epidote and quite a lot of zircon (colorless but fluorescences |  | 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). |  | | Journal (article/letter/editorial) | | Art, see Robinson, S. Austinite, 367 Azurite: Colorado, 106; Wyoming, 167 Downloaded by [University...Pyrite, quartz, and galena, Camp Bird mine, Ouray, Colorado. Barbara Muntyan specimen, John Muntyan photo...November/December: Gold on quartz, Eagle's Nest mine, Placer County, California. Wayne and Dona Leicht specimen, Harold...Mineralogical Symposium Acanthite, 25 Actinolite, Colorado, 302 Aegirine, Arkansas, 181 Aguilarite, 27 Albite...Minas Gerais, 313 Alforsite, 367 Allanite-(Ce), Colorado, 301 Alpine-Cleft Mineralization at Pedreira Atalaia |  | | Report (issue) | | l-A. Sierra Blanca limestone in Santa Barbara County, CaliW. Walker. 1950. 5 pp., 1 pi. Price 25*. ...Price 25tf. Commercial "black granite" of San Diego County, California, by Richard A. Hoppin and L. A. Norman...of the San Dieguito pyrophyllite area, San Diego County, California, by Richard H. Jahns and John F. Lance...Price 25*. Geology of Bitterwater Creek area, Kern County, California, by Henry H. Heikkila and George M...lithium-bearing pegmatites of the Pala district, San Diego County, California, by Richard H. Jahns and |  | | Report (issue) | | Wilson County Contentnea Creek area Sims area Elm City area . Edgecombe and Nash Counties Pitt County Fountain...Piedmont Granites of the Northeast Piedmont Wake County Raleigh granite area , The city quarries The Sutton...Other granite and granite-gneiss areas in Wake County Zebulon Wake Forest , Falls iv 1 1 2 3 3 4 4 4...CONTENTS—CONTINUED Vance County Greystone quarry Middleburg quarry : Other granite areas in Vance County Franklin County...quarry Basic dikes Warren County Warrenton area Warren Plains area Warren County State quarry Old quarry |  | | Report (issue) | | California's past gold production. Although gold mining decreased greatly in the years during and following...extractive techniques have rekindled interest in mining this metal in the State. In addition to production...been taken from the Grass Valley-Nevada City lode district and from Tertiary river channels and Quaternary...systems of the Grass Valley-Nevada City district, Nevada County, are about 30 miles north of the Mother...Sierra Nevada north of the Grass Valley-Nevada City district. Most of the gold produced from these districts |  | Van Alstine, R. E., Worl, R.G., Heyl, A.V., Trace, R.D., Parker, R.L., Griffitts, W.R., Sainsbury, C.L., Cathcart, J.B. (1976) Geology and resources of fluorine in the United States. Professional Paper 933. US Geological Survey doi:10.3133/pp933 | Report (issue) | | Peninsula, Mich. 10. Porphyry molybdenum ore, Colorado 11 . Zinc ore, Edwards , N . Y. 12. Manganese...Survey in accordance with the provisions of the Mining and Minerals Policy Act of 1970 (Public Law 91-631...discovered or not currently profitable to mine. The mining of mineral deposits, once they are discovered,...important types of fluorine occurrences-Continued Colorado-New Mexico-western Texas-southeastern Arizona........ Colorado...................................................................... Jamestown...... |  | | Journal (article/letter/editorial) | | GEOLOGIST JULY-AUGUST, i9o7 GOLD AND BOULDER TUNGSTEN COUNTY, DEPOSITS No. 5 OF COLORADO2 WALDEMAR...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...during a short visit to the county in •9o6. The mineral depositsof Gilpin County have been briefly describedby |  | | Journal (article/letter/editorial) | | left). Calcite, 5.5 cm high, Elmwood mine, Smith County. Terry Huizing specimen, Jeff Scovil photo. Figure...(above). Fluorite, 13.1 cm wide, Elmwood mine, Smith County. Francis Benjamin specimen, Jeff Scovil photo....Smith County. Terry Huizing specimen and photo. Figure 4 (right). Cumberland mine, Smith County. Travis... minerals, and mineral resources of the state. Mining has been an important part of Tennessee industry...not seem to filter down to the collector. Major mining districts that are mineralogically simple occur |  | | 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 |  | | Report (issue) | | geology is presented; spectral radioactivity data, county soils maps, culture maps, and regional mineralogic...contain abundant potassium feldspar, hornblende, and epidote. In older, more mature sands, these minerals are...potassium, uranium, and thorium, b. In the three-county area around Charleston, S.C., geologic information...of such soils was compiled from the Charleston County soils map and text (Miller, 1971); those units...heavy-mineral assemblage dominated by hornblende and epidote, whereas the more mature (or stable) suites of |
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