 | | Report (issue) | | Land Stewardship—Headwaters Province, Idaho and Montana Circular 1305 U.S. Department of the Interior...Land Stewardship—Headwaters Province, Idaho and Montana By U.S. Geological Survey Headwaters Province...land stewardship—Headwaters province, Idaho and Montana: U.S. Geological Survey Circular 1305, 92 p. Cover...geochemical characterization study of the river basin. (K. Lund, 2001.) iii Contents Introduction..... Geochronology and Geochemistry of the Idaho-Montana Porphyry Belt, by Cliff D. Taylor, Jeffrey A. Winick |  | Vikre, P. G., Graybeal, F. T., Fleck, R. J., Barton, M. D., Seedorff, E. (2014) Succession of Laramide Magmatic and Magmatic-Hydrothermal Events in the Patagonia Mountains, Santa Cruz County, Arizona. Economic Geology, 109 (6) 1667-1704 doi:10.2113/econgeo.109.6.1667 | Journal (article/letter/editorial) | | Events in the Patagonia Mountains, Santa Cruz County, Arizona* Peter G. Vikre,1,† Frederick T. Graybeal...carbonate rocks of the Washington Camp-Duquesne district. Eruption of 73 to 68 Ma volcanic rocks in the...deposits in Paleozoic carbonate rocks at the Flux mine (~71 Ma). An event at 65 to 62 Ma is marked by emplacement...emplacement of small-volume quartz monzonite, granodiorite, and diorite intrusions, formation of the...the Ventura breccia deposit in Jurassic granite at 65 to 64 Ma, and formation of other Pb-Zn-Ag-Cu replacement |  | | Report (volume) | | Radioactive Minerals in Washington, Idaho, and Western Montana 1952-1955 By PAULL. WEIS, FRANK C. ARMSTRONG, and...radioactive minerals in Washington,. Idaho, and western Montana, 1952-1955, by Paul L. Weis, Frank C. Armstrong...occurrences in Lemhi County______________________ Camas district, Blaine County__________________________ Rustler...__ __ ________ __ ____ __ __ ___ Coeur d'Alene district, Shoshone County_________________ Crescent mi...mine_____________________________________ Galena mine ____________________ -----_____________ 11 11 11 |  | | Report (issue) | | Resources of the Elkhorn Wilderness Study Area, Montana A cooperative study by the U.S. Geological Survey...JLJL 12 13 13 Younger intrusive rocks Eocene quartz latite porphyry Felsic flows, tuffs, and intrusive...__», _^ Geochemical exploration by William F* Miller, Steve. Ludington, and William R. Greenwood Geological...replacement deposit':?.. Elkhorn-Tizer Basin zone Elkhorn district -»_»_.,H"1 -? r7Q f i-L^ifciL P. d o-i-n...Jefferson City zone Base- and precious metal-bearing quartz veins Chalcedony veins Lead and zinc in brecciated |  | | Report (issue) | | in the Bingham District, Utah By EDWIN W. TOOKER Gold in the Butte District, Montana By EDWIN W. TOOKER...TOOKER Gold in the Ely (Robinson) Copper District, White Pine County, Nevada By LAURENCE P.JAMES The Tomboy-Minnie...Tomboy-Minnie Gold Deposits at Copper Canyon, Lander County, Nevada By TED G. THEODORE, STEPHEN S. HOWE, and...in the Bingham District, Utah / by Edwin W. looker Gold in the Butte District, Montana / by Edwin W. looker...looker Gold in the Ely (Robinson) Copper District, White Pine County, Nevada / by Laurence P. James The Tomboy-Minnie |  | | Journal (article/letter/editorial) | | ARTICLE The Sweet Home rhodochrosite specimen mine, Alma District, Central Colorado: the porphyry molybdenum–fluorine...containing quartz– sphalerite–tetrahedrite–rhodochrosite–fluorite in the Sweet Home Mine, Alma District, Colorado...For the last 13 years up until 2004, however, the mine has produced world-class rhodochrosite specimens...and local quartz–molybdenite veins in the nearby area; (4) a small pegmatite within the mine with an age...of Mines, 1516 Illinois Street, Golden, CO 80401, USA e-mail: pbartos@mines.edu D. Misantoni Colorado Calumet | | | Journal (article/letter/editorial) | | ARTICLE The Sweet Home rhodochrosite specimen mine, Alma District, Central Colorado: the porphyry molybdenum–fluorine...containing quartz– sphalerite–tetrahedrite–rhodochrosite–fluorite in the Sweet Home Mine, Alma District, Colorado...For the last 13 years up until 2004, however, the mine has produced world-class rhodochrosite specimens...and local quartz–molybdenite veins in the nearby area; (4) a small pegmatite within the mine with an age...of Mines, 1516 Illinois Street, Golden, CO 80401, USA e-mail: pbartos@mines.edu D. Misantoni Colorado Calumet |  | | Report (volume) | | and jefferson Counties, Montana U.S. GEOLOGICAL SURVEY BULLETIN 1805 MONTANA Mineral Resources of...Study Area, Broadwater and Jefferson Counties, Montana By WILLIAM R. GREENWOOD, STEVE LUDINGTON, WILLIAM...Study Area, Broadwater and Jefferson Counties, Montana. (Studies related to wilderness) (U.S. Geological...no.: I 19.3:1805 1. Mines and mineral resources-Montana-Elkhorn Wilderness. 2. Elkhorn Wilderness (Mont...forest land in the Elkhorn Wilderness Study Area, Montana, that is being considered for wilderness designation |  | | Report (issue) | | FUELS THE NEW WORLD OR COOKE CITY MINING DISTRICT, PARK COUNTY, MONTANA By T. S. LOVERING f INTRODUCTION...% : * In the pioneer days of Montana the New World mining district was regarded as one of ,its most...from the district, but little information has hitherto been available as to the geology and mining. To supply...supply this need the district was studied and mapped during the summers of 1922 and 1923. FIELD WORK AND... was devoted to a study of the geology of the district. About six weeks in July and August, 1925, was |  | | Journal (article/letter/editorial) | | Isotopes of the Flooded Underground Mine Workings of Butte, Montana CHRISTOPHER H. GAMMONS,1,† DEAN M....Engineering, Montana Tech of The University of Montana, 1300 West Park Street, Butte, Montana 59701 2 Department...200 Technology Way, Butte, Montana 59701 Abstract Over a century of mining and smelting of the world-class...world-class porphyry lode ore deposit at Butte, Montana, has resulted in extensive environmental damage. In...most acidic mining pit lakes, Butte is host to over 16,000 km of flooded underground mine workings. Of |  | | Report (issue) | | ASSESSMENT OF THE HELENA NATIONAL FOREST, WEST-CENTRAL MONTANA Edited by R.G. Tysdal 1 , Steve Ludington2 , and...ASSESSMENT OF THE HELENA NATIONAL FOREST, WEST-CENTRAL MONTANA U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 96-683-A...in west-central Montana. It lies in the vicinity of Helena, the capitol city of Montana, and includes Federal...was discovered in the region in Powell County in 1852. Mining began in the 1860's, and since then the...References cited F. Mineral resource geology of mining districts/areas Lincoln Region by R.G. Tysdal, |  | | Report (volume) | | Kupfer, J. A. MacKallor, D. R. MacLaren, R. L. Miller, J. F. Robertson, C. P. Ross, H. K. Stager, D....--------------------------- Rowley or Reliance mine, by J. A. ~acKallor_____________ PimaCountY----...claims_______________________________________ Pinal County _________________________ ------- ______ -----__...-----__ Santa Cruz CountY---------------------------------------Santo Ni:iio mine, by D. H. Kupfer__...____ Yavapai CountY----------------------------------------------Copper Basin district _______ ------ |  | | Report (volume) | | Santa Fe group, sec. 17, T.19N., R.9E., Santa Fe County, N. Mex. R. S. Cannon, Jr., R. L. Smith. ____.do__-______...fSMS^'aiSH.SS 2 x -i'S ' ^fc-«5 ^ ^ W c 5 district, ling Jenks 1^ OJ.T; a ^ -sO ri J3 i.sa,^ mi...HM-2. Pre-intrusive volcanic rocks, Iron Springs district, Utah. J. H. Mackin. 19 Syenite porphyry ____________...Sal Mountains, Utah. D. R. Shawe. _do _ __-_-20 Monzonite porphyry _________ _ LS-7-55. Southern edge of...hydrothermallv altered. LS-8-55. South side of Miner's Basin, North Mountain, La Sal Mountains, Utah. D. R. Shnwe |  | | Report (issue) | | description of the geology, mining history, and production of the major gold-mining districts in 21 States...relations ---------------------------History of gold mining and trends in production_ J\labama -----------...--------------Cleburne County ----------~----------------- Tallapoosa County --------------------------Alaska...------------------Cochise County -----------------------------Gila County --------------------------------Greenlee...ee County ----------------------------R[aricopa County ----------------------------R[ohave County -- |  | | Report (volume) | | Cleburne County. Absaroka Supergroup/Volcanic Supergroup U ABRK03 1. Eocene 2. Wyoming (NW), Montana 3. Smedes...volcanic field, Yellowstone National Park, Park County, Wyo. Academy Church Shale Member (Springer Formation)...W1/2NW1/4NE1/4SE1/4 sec. 1, T. 3 s., R. 2 E., Carter County. Adams Formation ADMS01 1. Holocene 2. Alaska (SE)...OF GEOLOGIC NAMES OF UNITED STATES Adamstown Granite ADMS02 1. Upper Ordovician 2. Maine (WC) 3. Green...Quadrangle, lat 45° N., long 70°50'-55' W., Oxford County. Adamstown Member (Frederick Limestone) U ADMS06 |  | | Report (issue) | | Mifflintown Formation of Middle Silurian age, Bedford County, Pennsylvania, by Wallace de Witt, Jr _____________...Ordovician ___ Central Kentucky ____ Bakers Bridge Granite _ Baraga Group _______ Precambrian ______ middle...Baxter Springs Member (of Boone Formation). Beidell Quartz Latite __ Belden Formation ___ late Miocene ______...Hur Limestone __ Bethlehem Gneiss ___ Bickford Granite ____ Idaho _______________ Eastern Tennessee ____...Colorado Oklahoma and Kansas- Big Basin Sandstone ___ Bingham Mine Formation. Southwestern Kansas North-central |  | | Report (volume) | | Director Bulletin 842 OF THE GREATER HELENA MINING REGION MONTANA BY J. T. PARDEE and F. C. SCHRADER UNITED...___-_____________-_-_--___-_-__---_-_.--_____ Granite (quartz monzonite)____.__-_______--__-_-______ Rhyolite...______________________-__-_________--_------___-_ Ophir district.________________________________________________...__________---__--_-___ Austin district._.____..._..._._.____._____.____.___-.___._____ Marysville district.___________...___________________________________________ Gould district._______________________________________________ Stemple |  | | Report (volume) | | 74, Ph miles east of Dutchtown, Cape Girardeau County, Mo. Type section cut by northtrending fault with...stream in NEIA sec. 33, T. 16 N., R. 14 E, Wayne County. Named after village of Abington, about 3 miles...Named for Adam Peak in Osgood Mountains, Humboldt County. Occupies belt about 21f2 miles long on western...Portlandian) age. Mapped around Adobe Flat in Stanislaus County. Well exposed west of Wilcox Ridge in sec. 23,...Airport, sec. 30, T. 19 N., R. 103 W., Sweetwater County. Akah Substage Pennsylvanian (Desmoinesian): Utah | | | Report (issue) | | compilation is authored by: John C. Barnett and Lance D. Miller Juneau, AK This report is preliminary and has...others,1978 Reporter(s): J.C. Barnett and L.D. Miller (Juneau, Alaska ) Last report date: 12/15/01 Page...minerals: Calcite, quartz Geologic description: This occurrence consists of sulfide-bearing quartz-calcite veins...others, 1989). The area was covered by 600 federal mining claims in 1989, and more than 5000 feet of drilling...others, 1989). The area was covered by 600 federal mining claims in 1989 and more than 5000 feet of drilling |  | | Report (volume) | | ----------Six new members of the James Run Formation, Cecil County, northeastern Maryland, by Michael W. Higgins ...Arizona -----Generalized geologic map of Cecil County, Md., showing members of the James Run Formation...Mississippian to Middle Pennsylvanian Wyoming, Montana, and Idaho Sando, W.J., Gordon, Mackenzie, Jr....the southwestern High Plateaus and adjacent Great Basin, Utah: U.S. Geol. Survey Bull. 1405-B, 20 p. Anderson...volcanic breccia member of Mount Dutton. ATTEAN QUARTZ MONZONITE New age: Early Ordovician Former age: Ordovician( |  | | Report (issue) | | study area, Custer and Gallatin National Forests, Montana Edited by JANE M. HAMMARSTROM1, MICHAEL L. ZIENTEK2...Study Area, Custer and Gallatin National Forests, Montana U.S. Geological Survey Open-File Report 93-207...700 km2) of National Forest land in southwestern Montana adjacent to the northern part of Yellowstone National...Stillwater mine (platinum, palladium, gold, rhodium, copper, and nickel), the Mineral Hill mine (gold and...and silver), and the Livingston Marble and Granite Works (travertine). Recent (since 1970) exploration |  | | Report (issue) | | the Barker Quadrangle, Little Belt Mountains, Montana G E 0 L 0 G I CAL SURVEY P RO FE S S I 0 N A...the Barker Quadrangle, Little Belt Mountains, Montana By IRVING J. WITKIND GEOLOGICAL SURVEY PROFESSIONAL...PROFESSIONAL PAPER 752 A laccolithic complex in central Montana is examined in detail with special attention given...felsic rocks _______________________ _ Rhyolite of Granite Mountain _________ _ Porphyry of Galena Creek ___________...Intermediate rocks --------------------------Quartz monzonite of Hughesville _______ _ Barker Porphyry |  | Gammons, Christopher H, Wood, Scott A, Jonas, James P, Madison, James P (2003) Geochemistry of the rare-earth elements and uranium in the acidic Berkeley Pit lake, Butte, Montana. Chemical Geology, 198 (3) 269-288 doi:10.1016/s0009-2541(03)00034-2 | Journal (article/letter/editorial) | | uranium in the acidic Berkeley Pit lake, Butte, Montana Christopher H. Gammons a,*, Scott A. Wood b, James...Engineering, Montana Tech of The University of Montana, 1300 West Park St., Butte, MT 59701, USA b Department...ID 83844-3022, USA c CDM Federal Programs Corporation, Denver, CO 80202, USA d Montana Bureau of Mines...Mines and Geology, Montana Tech of The University of Montana, Butte, MT 59701, USA Received 16 April 2002;...depth in the Berkeley Pit lake, a large acidic mining lake in Butte, MT. The REE show very little variation |  | Lund, K., Aleinikoff, J. N., Kunk, M. J., Unruh, D. M., Zeihen, G. D., Hodges, W. C., du Bray, E. A., O'Neill, J. M. (2002) SHRIMP U-Pb and 40Ar/39Ar Age Constraints for Relating Plutonism and Mineralization in the Boulder Batholith Region, Montana. Economic Geology, 97 (2) 241-267 doi:10.2113/gsecongeo.97.2.241 | Journal (article/letter/editorial) | | Mineralization in the Boulder Batholith Region, Montana KAREN LUND,† U.S. Geological Survey, Mail Stop...Denver, CO 80225 GREGORY D. ZEIHEN, Montana Resources, Butte, Montana 59701 WENDY C. HODGES, U.S. Geological...80225 Abstract The composite Boulder batholith, Montana, hosts a variety of mineral deposit types, including...including important silver-rich polymetallic quartz vein districts in the northern part of the batholith...fluids for these types of deposits and magma for quartz porphyry dikes at Butte have all been considered |  | | Report (volume) | | TO WILDERNESS PRIMITIVE AREAS BEARTOOTH AREA, MONTANA AND WYOMING GEOLOGICAL SURVEY BULLETIN 1391-F ...Still water, and Sweet Grass Counties, Montana, and Park County, Wyoming. By FRANK S. SIMONS and THEODORE...Stillwater, and Sweet Grass Counties, Montana, and Park County, Wyoming. (Studies related to wilderness...Bibliography: p. 114 1. Mines and mineral resources Montana. 2. Mines and mineral resources Wyoming Park Co...Stillwater, and Sweet Grass Counties, Mont., and Park County, Wyo., that may come under discussion when the |
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