 | | Report (issue) | | Geochemical Anomalies South of the Summitville District Rio Grande County, Colorado Lead, Copper, Molybdenum...Geochemical Anomalies South of the Summitville District Rio Grande County, Colorado By William N. Sharp and James...____________________ _ Comparison with the Summitville district ___ _ Conclu~ons ----------------------... 1. Generalized geologic map of the Lookout Mountain-Summitville area 3 2. Geochemical map showing...GEOCHEMICAL ANOMALIES SOUTH OF THE SUMMITVILLE DISTRICT, RIO GRANDE COUNTY, COLORADO By WILLIAM N. SHARP and JAMES |  | | Report (issue) | | altered areas within the upper Alamosa River Basin, Colorado by Dana J. Bove1 Open-File Report 94-224 This...imply endorsement by the U.S. Government. Denver, Colorado 1994 CONTENTS Page Abstract. ...............alteration and mineralization ..................... 4 Summitville area. ............................. 5 Iron Creek...mineralized and altered areas in the vicinity of the Summitville Mine is currently being studied to understand...the Jasper area, are essentially undisturbed by mining or exploration activity and will offer unique opportunities |  | | Report (issue) | | Geology and Ore Deposits ofthe Summitville District San Juan Mountains Colorado By THOMAS A. STEVEN and JAMES...PAPER 343 Prepared in cooperation with the Colorado Metal Mining Fund Board UNITED STATES GOVERNMENT PRINTING...underlying Cropsy Ridge . Quartz latites near South Mountain.... Petrography _______________________ Upper...ridges-__--_---------_----_-.-__---.Lavas underlying North Mountain._______ Lavas capping the ridge east of Park Greek...Greek. Possible upper Fisher dikes on South Mountain. _____-___________-------_--._-_Petrography. __ |  | | Report (issue) | | Volcanic Rocks, Southeastern SanJuan Mountains, Colorado GEOLOGICAL SURVEY PROFESSIONAL PAPER 852 ...Volcanic Rocks, Southeastern San Juan Mountains, Colorado By PETER W. LIPMAN GEOLOGICAL SURVEY PROFESSIONAL...volcanic rocks, southeastern San Juan Mountains, Colorado. (Geological Survey Professional Paper 852) Includes..................................... . Treasure Mountain Tuff ............................. . Lower tuff...Tuff ................................ . Snowshoe Mountain T~ff ........................ . Interlayered lava |  | | 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) | | OF PRE-MINING GEOCHEMICAL BASELINES AT THREE STREAM JUNCTIONS IN THE VICINITY OF SUMMITVILLE, COLORADO...Deposits to Summitville..................6 Calculation of Geochemical Baselines Prior to Mining............I_.TJ S TiRA/T X ON S Figure 1. Map showing Summitville and location of altered rocks in the upper Alamosa...analyses of stream waters from Calico Peak area, Colorado............................................11...stream waters with pH<5, from Redcloud Peak area, Colorado..............................13 Table 5. Chemical |  | | Journal (article/letter/editorial) | | Molybdenite,and Magnetiteat Iron Hill, CusterCounty,Colorado* , FRED A. HILDEBRAND AND NANCY M. CONKLIN Abstract...miles east-southeast of Silver Cliff, Cust6r County, Colorado. The dike is exposedin only one outcrop, but...volcanicprovince of the Silver Cliff-Rosita mining district. The mineral assemblages of the three closelyrelated...the Silver Cliff-Rosita mining district, Custer County, Colorado. The district containsmostly rhyolitic...DIKE .4T IRON HILL 509 105ø22'$0" • FREMONT COUNTY --• Ouerida $8o07,$0, I_ -Lo%kout Mtn__•Sec |  | 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 (issue) | | LIPMAN and HARALD H. MEHNERT Crystals of Coexisting Alunite and Jarosite, Goldfield, Nevada By WILLIAM J. KEITH...and Harald H. Mehnert (C) Crystals of Coexisting Alunite and Jarosite, Goldfield, Nevada, by William J....exposed. age that occur niorth of the Vermilion district and The northern boundary of the Vermilion Granitic...volcanic and sedimentary rocks of the Vermilion district (Sims, 1976). We 1 Minnesota Geological Survey...Precambrian W) age that occur north of the Vermilion district and south of the Kabetogama peninsula in northern |  | | Report (issue) | | volcanic series as seen down the valley of the Rio Grande from north of Weminuche meadows, San Cristobal...Petrology of the San Juan Region Southwestern Colorado By ESPER S. LARSEN, JR., and WHITMAN CROSS GEOLOGICAL...an area of I2fiOO square miles in southwestern Colorado UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...assisted by W. H. Emmons and L. H. Woolsley. Engineer Mountain 1907-09 Whitman Cross, assisted by (folio 171)...1:125,000. To expedite the work, the Creecle, Summitville, Del Norte, and Conejos quadrangles were mapped |  | | Report (volume) | | ........... Copper deposits of the White Mesa district, Ariz., by J. M. Hill............ Survey publications...the Dome district, Idaho, by J. B. Umpleby.... The Yellow Pine mining district, Clark County, Nev., by...ALUMINUM ORES: Alunite in granite porphyry near Patagonia, Ariz., by F. C. Schrader.... Alunite at Bovard...sulphate in the Carrizo Plain, San Luis Obispo County, Cal., by U.S. Gale............................................. 428 Borate deposits in Ventura County, Cal., by H. S. Gale.................. 434 Potash |  | | Report (volume) | | ............................................. Colorado........................................................................................ 102 District of Columbia ....................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...abundant it may have been completely exhausted by mining or quarrying. Deposits of minerals that are widely...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |  | | Report (volume) | | it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...abundant, it may have been completely exhausted by mining or quarrying. Deposits of minerals of wide distribution...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...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 |  | | Journal (article/letter/editorial) | | and geochemistry of jasperoids from the Gold Bar district, Nevada Received: 17 May 2005 / Accepted: 11 June...of several Carlin-type gold mining districts located in the Battle Mountain–Eureka trend, Nevada. It is...magnetic anomalies are notably absent. The Gold Bar district contains a variety of discordant and stratabound...apparent absence of any Eocene intrusions in the district, Gold Bar may be the product of a nonmagmatic...80225, USA M. W. Hitzman . E. P. Nelson Department of Geology and Geological Engineering, Colorado School |  | | Report (volume) | | Resources of the White Mountain Wilderness and Adjacent Areas, Lincoln County, New Mexico By KENNETH...evaluation of the mineral potential of the White Mountain Wilderness and proposed extensions UNITED STATES...resources of the White Mountain Wilderness and adjacent areas, Lincoln County, New Mexico. (Studies related...reports the results of a mineral survey of the White Mountain Wilderness and adjacent areas, New Mexico. CONTENTS...Member of Thompson (1964) ··········-·····Church Mountain Latite Member of Thompson (1964) ········-····· |  | | Book (edition) | | Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones Collection...used mining districts as part of the locality description. These political and geographic district names...with a more descriptive term, metallic mineral district. This term shows the geochemical and mineralogical...reader to learn more about the geology of the district and to possibly predict the minerals that could...districts. Where possible, the metallic mineral district for each mineral locality is given for the mineral |  | | Report (volume) | | Alaska-4230 University Dr., Rm. 101 • LAKEWOOD, Colorado-Federal Center, Bldg. 810 • MENLO PARK, California-Bldg................. :................... .'..... . Alunite-Natroalunite and Jarosite-Natrojarosite .........crystal from a tailings pile in the Cheeney Creek Mining Area............................. 7. Subhedral...group) crystals from the abandoned Cheeney Creek Mining Area..................... 12. Blocky heulandite...area. Active thermal features, consisting of near-summit fumaroles and warm springs at the southern base |  | Keith, S.B., Schnabel, Lorraine, DeWitt, Ed, Gest, D.E., Wilt, Jan (1983) Map, description and bibliography of the mineralized areas of the Basin and Range Province in Arizona. Open-File Report Vol. 1983 (84-86) US Geological Survey doi:10.3133/ofr8486 | Report (issue) | | Arizona 85044 2U.S. Geological Survey, Denver, Colorado 80225 Arizona Bureau of Geology and Mineral Technology...unpub. data), or (5) have been investigated by mining companies who have documented the presence of mineralized...Area may not be the same as the conventional Mining District name from older literature for the same geographical...geographical area. If an existing Mining District contained deposits of a specific age and type (for example...an existing Mining District contained deposits of differing ages and types, the district was subdivided |  | | Report (volume) | | of Science A. I. M. E____ American Institute of Mining and Metallurgical Engineers Aardrijksk---. Aardrijkskundig...cientlfica Circular Classe classification Company, County Collections Committee Communications Comparative...Devonian development diagram Direcci6n Dissertation district distribution division Doctoral, Document Doctoral...Meteorological, etc. microscopic, etc. Mimeographed Mineral, Mining min. res_ _ _ _ _ mineral resources Mineralog_____...Mount M!tg__________ Meeting ' Mtn__________ Mountain Mts....------ Mountains Internat. _____ International |  | | Report (issue) | | Resources of the White Mountain Wilderness and Adjacent Areas, Lincoln County, New Mexico By Kenneth...Hilderness and · · TITLEs .adjacen~··ar~as, Lincoln County, N~w Mexico~ with a section ~ Ae.romagnetic interp:retatJ...reports the results of a mineral survey of the Whiee Mountain Wilderness and adjacent areas, New Mexico. I...Trachyte--------------~----------- 21 Church Mountain Latite----------------------- 21 Formation-...-------------------------------- 46 Mineral Mining History and production---~---------------------------- |  | | Book | | 193-256 137-208 129-192 209-264 193-256 [ [ COLORADO-Ill] 177-256 121-184 89-168 1-120 1-88 [ ...177-256 185-280 169-248 [ 425-528 337--400 COLORADO-II] 321--400 337--400 ARIZONA-Ill] 337--400...69-132 65-128 1-64 11 / 1980 20 I 1989 [ COLORADO-I] [ 289-352 385-448 [ AUSTRALlA] 353-504...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...ALABAMA Iron phosphate mineral locality at Indian Mountain, Alabama (by H. Harwood) 5:241-244 Iron-manganese |  | | Report (issue) | | mine, Maricopa County, Arizona: Dale G. Armstrong Clemontine mine area, Maricopa County, Arizona: David...mineralization at the Yarnell deposit, Yavapai County, Arizona -- A field guide: M.A. Miller and J.D...roadcut 0.4 miles north of the Maricopa-Yavapai county line. Geologic Highlights: This road cut illustrates...(Leaders: Fred Bickford and Patti Tuve, Newsboy Gold Mining Company) Route: Day 2 begins at the rest area 5...metamorphic rocks. Associated alteration includes alunite, kaolinite, silica, and iron oxides. STOP 5 AND |  | | Report (issue) | | mines, particularly in the northern portion of the county. Large bodies of gravel of lower grade yet remain...particularly to Mr. H. L. Lowden, formerly county surveyor of Trinity County, who through many years by maps and...prominent, remarkably even crested ridge of South Fork Mountain, having an altitude of nearly 6,000 feet. The...the whole of Trinity County except the south end and also the part of Humboldt County about the Hoopa Reservation...remnants of the Klamath peneplain. It is the general summit level or the plateau of the Trinity River basin |  | | Report (issue) | | intrusive rocks in the northern Wet Mountains, Colorado, by R. L. Parker and F. A. Hildebrand________...Member of the Middle Park Formation, Middle Park, Colorado, by G. A. Izett, R. B. Taylor, and D. L. Hoov...rocks at the Georgia Nuclear Laboratory, Dawson County, Georgia, by J. W. Stewart..--_____________._....fill in collapse structures, southeastern Eddy County, New Mexico, by J. B. Cooper-___ 226. Relation...fresh water to salt water at Centre Island, Nassau County, New York, by John Isbister____ _______ 227. Highly |  | | Report (issue) | | Oregon and from out-of-state-for such information on mining properties has shown the present need for such...reasonable time information that is of value to the mining industry, that it is deemed best to issue this...alphabetical name and location list of all mines in the district, a general introductory statement covering the...geology of the state, an index map showing the mining divisions of the state as covered by the several...Statement Baker County 13 ____ 13 _ _______________ Baker Area Cable Cove District Connor Creek Area |
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