 | | Report (volume) | | GEOLOGY AND ORE DEPOSITS OF THE BAYARD AREA, CENTRAL MINING DISTRICT, NEW MEXICO BY SAMUEL G. LASEY Prepared...the STATE BUREAU OF MINES AND MINERAL RESOURCES NEW MEXICO SCHOOL OF MINES UNITED STATES GOVERNMENT PRINTING...Regional features of the Silver Gity quadrangle _______________ Structure of the Bayard area.______________________________...________________ Gold. ___ __ _ _._ _ ___ _. _ Silver minerals.___________________________________________...production..-..-____.._-_--_____--_____________ Mine workings-------------------------------------------Geology |  | | Report (volume) | | Bulletin 859 GEOLOGY OF THE SANTA RITA MINING AREA NEW MEXICO BY A. C. SPENCER AND SIDNEY PAIGE UNITED...data__--__-___-_--_-__-_--_---._--.___.__----__------_ History of mining..___________________________________________ 1...PLATE 1. Geologic map of Santa Rita quadrangle, New Mexico. __ In pocket. 2. Structure sections of Santa...RITA MINING AREA, NEW MEXICO By A. C. SPENCER and SIDNEY PAIGE ABSTRACT The Santa Rita, mining area...mountainous land, lies within the Silver City 30-minute quadrangle, Grant County, N. Mex., and includes the |  | | Report (issue) | | General Geology of Santa Rita Quadrangle Grant County, New Mexico By WILLIAM R. JONES, ROBERT M. HERNON...structural framework of a major base-metal mining district UNITED STATES GOVERNMENT PRINTING OFFICE..._ Pre-Miocene(?) surface._____________________ Bayard surface.____________________________ Present erosion...Page Geologic map of the Santa Rita quadrangle, Grant County, N. Mex._____________________________ In pocket...Geologic sections of the Santa Rita quadrangle, Grant County, N. Mex___________________________ In pocket |  | Saunders, J. A., Unger, D. L., Kamenov, G. D., Fayek, M., Hames, W. E., Utterback, W. C. (2008) Genesis of Middle Miocene Yellowstone hotspot-related bonanza epithermal Au–Ag deposits, Northern Great Basin, USA. Mineralium Deposita, 43 (7) 715-734 doi:10.1007/s00126-008-0201-7 | Journal (article/letter/editorial) | | epithermal Au–Ag deposits, Northern Great Basin, USA J. A. Saunders & D. L. Unger & G. D. Kamenov & M...Auburn University, 210 Petrie Hall, Auburn, AL 36849, USA e-mail: saundja@auburn.edu G. D. Kamenov Department...Williamson Hall, P.O. Box 112120, Gainesville, FL 32611, USA M. Fayek Department of Geological Sciences, University...89445, USA Present address: D. L. Unger Victoria Resources, 240 S. Rock Blvd., Reno, NV 89502, USA textures...approximate location of the normal faulting, and the NNR central (NNRC), and NNR 1 There is considerable debate |  | | Journal (article/letter/editorial) | | 98, 2003, pp. 409–424 Geology of the Ivanhoe Hg-Au District, Northern Nevada: Influence of Miocene...Abstract The mercury-gold deposits of the Ivanhoe mining district in northern Nevada formed when middle Miocene...fluids. A shallow lake began to develop in the Ivanhoe area about 16.5 Ma. The lake progressively expanded...the two ore types is unclear. Higher-grade gold-silver deposits formed in massive rhyolites and Paleozoic...in the west-central part of the district. Thus, although mineralization in the district took place during |  | | Report (issue) | | BULLETIN 39 The Metal Resources of New Mexico and Their Economic Features Through 1954 A revision of...RESOURCES NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY CAMPUS STATION SOCORRO, NEW MEXICO NEW MEXICO INSTITUTE...INSTITUTE OF MINING & TECHNOLOGY E. J. Workman, President STATE BUREAU OF MINES AND MINERAL RESOURCES Alvin...THE HONORABLE EDWIN L. MECHEM………...Governor of New Mexico MRS. GEORGIA L. LUSK ......................Superintendent...Dealing With the Geology and Mineral Resources of New Mexico ............................................ |  | | Journal (article/letter/editorial) | | 1860 HYDROTHERMAL ALTERATION AT SANTA RITA, NEW MEXICO BY PAUL F. KERR, J. L. KULP, C. MEADE PATTERSON...of alteration 314 South pit 314 North Pit 315 Central Island and pit margins .. 315 Contacts 315 Alteration...East Hill 341 Epidote alteration in the Groundhog Mine 344 Significance of dike and sill alteration 345...map of Santa Rita area, New Mexico 278 2. South Pit, Santa Rita, New Mexico 279 3. General geology, Santa...Santa Rita area, New Mexico 281 Figure Page 4. North Pit, Santa Rita, New Mexico. . . . 282 5. Geologic |  | Leavitt, E. D., Spell, T. L., Goldstrand, P. M., Arehart, G. B. (2004) Geochronology of the Midas Low-Sulfidation Epithermal Gold-Silver Deposit, Elko County, Nevada. Economic Geology, 99 (8) 1665-1686 doi:10.2113/gsecongeo.99.8.1665 | Journal (article/letter/editorial) | | Midas Low-Sulfidation Epithermal Gold-Silver Deposit, Elko County, Nevada E. D. LEAVITT,† Department of...Nevada 89154-4010 P. M. GOLDSTRAND, Bureau of Mining Regulation and Reclamation, 333 W. Nye Lane, Carson...magmatism and faulting along the rift. Interpretation of new 40Ar/39Ar dates for volcanic rocks and hydrothermal...least 4 million ounces (Moz) of gold and 40 Moz of silver. The timing of high-grade Au-Ag mineralization...exchanged meteoric waters. Introduction THE KEN SNYDER mine exploits the largest known Au-Ag epithermal deposit |  | | Journal (article/letter/editorial) | | particularly IS epithermal orebodies in any particular district, irrespective of whether or not paleosurface features...geothermal system, Taupo Volcanic Zone, North Island, New Zealand (see Simmons et al. 1993) The reactive H2S-bearing...the Ladolam LS gold deposit, Lihir Island, Papua New Guinea, are represented at surface by steaming ground...exposed in a road cut above the Coipa Norte HS gold-silver orebody at La Coipa, northern Chile. Note its white...upper part of the Tres Reyes vein at the Arcata IS silver deposit, Peru (see Candiotti et al. 1990). d Subhorizontal |  | | Report (issue) | | Geological Society of America 419 West 117 Street, New York 27, N. Y. The Memoir Series of The Geological...HYDROTHERMAL AND MAGMATIC MINERAL DEPOSITS Page Magma, Mine,;Superior (oo. ciges Rocttactek ors eno os es snl...NevadaiGity —'Grass: Valley) iter ore ae ee Shasta County a eee cere asses ee avs Oe ee COlOTAMGS ee Pie...mines of which a district is composed but rather that the geological conditions from one mine to another within...within the district are so generally the same that what is said of one mine will be true for the others |  | | Book (edition) | | SCENIC TRIPS to the GEOLOGIC PAST SILVER CITY SANTA RITA HURLEY NEW MEXICO Scenic Trips to the Geologic...Series: No. I - Santa Fe, New Mexico No. 2 - Taos-Red River - Eagle Nest, New Mexico, Circle Drive No. 3 -...Bottomless Lakes Park, New Mexico No. 4 - Southern Zuni Mountains, New Mexico No. 5 - Silver City-Santa Rita-Hurley...Rita-Hurley, New Mexico Additional copies of these guidebooks are available, for 25 cents, from the New Mexico...Campus Station, Socorro, New Mexico. HO: FOR THE GOLD AND SILVER MINES OF NEW MEXICO Fortune hunters, capitalists |  | | Report (issue) | | one sense it comprises the so-called Rockwood district and may be considered to extend as far southward...ore is invariably left for roofs or pillars in mining operations, and much is necessarily impossible...Appalachians, ROCKWOOD DISTRICT. i LOCATION AND EXTENT. The Rockwood district lies in the Tennessee River...about 10 miles. The area is principally in Roane County. Ore has been mined in many places along the west...near Welker post-office. Geologic maps of the district are contained in the Kingston folio (No. 4) of |  | | Report (issue) | | INTERIOR GEOLOGICAL SURVEY MINERAL RESOURCES OF ELKO COUNTY, NEVADA By Roscoe M. Smith Prepared in cooperation...Acknowledgment -Mining districts Commodities Production Descriptions of mining districts . Alder district-Aura district...district -Beaver district Black Mountain district Bootstrap district Burner district Burns Basin district--...-Carlin district Cave Creek district ----Charleston district_--Coal Mine district~ Contact district Cornucopia...Cornucopia district - -Corral Creek district - Decoy district Delano district Delker districtDivide district |  | Saunders, James A., Mathur, Ryan, Kamenov, George D., Shimizu, Toru, Brueseke, Matthew E. (2016) New isotopic evidence bearing on bonanza (Au-Ag) epithermal ore-forming processes. Mineralium Deposita, 51 (1) 1-11 doi:10.1007/s00126-015-0623-y | Journal (article/letter/editorial) | | (2016) 51:1–11 DOI 10.1007/s00126-015-0623-y LETTER New isotopic evidence bearing on bonanza (Au-Ag) epithermal...Springer-Verlag Berlin Heidelberg 2015 Abstract New Cu, S, and Pb isotope data provide evidence for a...36849, USA 2 Department of Geology, Juniata College, 1700 Moore Street, Huntingdon, PA 16652, USA 3 ...Williamson Hall, P.O. Box 112120, Gainesville, FL 32611, USA 4 Magma-hydrothermal deposits Research Group, Geological...Geology, Kansas State University, Manhattan, KS 66506, USA consistent with ore textures that indicate physical |  | | Journal (article/letter/editorial) | | selenium can be enriched in hydrothermal gold (± silver) deposits has been a subject of much interest and...high-grade Au-Ag-Te sample from deep in the Cresson Mine, Cripple Creek, Colorado, analyzed by Unger (2008)...minerals, and the reevaluation of many historic mining districts that took place in the latter half of...National 1, 2 1 1 1, 2 1, 2 9. Midas 1, 2 10. Ivanhoe/Hollister 1, 2 11. Seven Troughs 1 12. Rosebud... Sandman 19. Rawhide 20. Bullfrog 21. DeLamar (Silver City) 22. Yankee Fork (Challis) 23. Cannon (Wenatchee) |  | | Report (issue) | | 017(1) c = 16.75(1) Z = 3 X-ray Powder Pattern: Ivanhoe mine, Australia. 2.969 (10), 5.71 (9), 2.220 (8)...54] 13.0 10.85 Total [100.00] 94.1 100.00 (1) Ivanhoe mine, Australia; by electron microprobe, H2O by difference...85(SO4)0.05]Σ=1.90(OH)5.29∙0.73H2O. (2) Dry Gill mine, Caldbeck Fells, Cumbria, England; electron microprobe...from Wheal Gorland, Gwennap; at the Penberthy Croft mine, St. Hilary; in the Buttern Hill placers, Altarnum;...In the USA, at the Canton mine, Cherokee Co., Georgia; from the Tyrone mine, Santa Rita, Grant Co., and |  | | Journal (article/letter/editorial) | | the Earth’s premier gold- and silver-producing regions, and gold and silver are mined from a wide range...gold mining district, producing nearly 125 t (4 Moz) of gold annually. Since large-scale mining began...began in 1965 with the opening of the Carlin mine, the Carlin trend has produced more than 1555 t (50 Moz)...In addition, Nevada produced 543 t (17.4 Moz) of silver in 2001—about 31 percent of the United States production...numerous mining companies active in the region. In addition, several universities and mining companies |  | | Journal (article/letter/editorial) | | wall. Such haloes are well developed at mines in Mexico, Bolivia and Peru and ammonium geochemistry thus...investigations of cordilleran mineral deposits in North, Central and South A m e r i c a , and island arc deposits...Cordilleran, Central American section Cordilleran, Central American section Cordilleran, Central American...American section Cordilleran, Central American section Cordilleran, Central American section Cordilleran, South...Emperor Mine, Vatukoula, Fiji E/V Tertiary Basalt and minor trachybasalt Porgera, Papua New Guinea |  | | Journal (article/letter/editorial) | | 23:14 19 October 2014 Vindicator Mine, Cripple Creek, Teller County, Colorado I n terms of sheer volume...globe, they have striking similarities in their mining history and mineralogy, but their geology is seemingly...availability from several unusual sources. Sylvanite is a silver-white to steel-gray mineral with a brilliant metallic...resemble cuneiform characters. Sylvanite is gold-silver telluride with the composition (Au,Ag)2Te4. Suites...commonly show minor variations in the gold and silver content, and the presence of such other metals |  | | Report (issue) | | OR PROFE SIONAL PAPER 68 THE ORE DEPOSITS OF NEW MEXI.CO BY WALDEMAR LINDGREN, LOUIS C. GRATON AND...PRQ)tESSIONAL PAPER 68 T·H E ORE DEPOSITS O.F NEW MEXICO.. . . ., .,· ;,.: BY WALDEMAR LINpGREN,........ . J,5 Historical sketch of mining and smelting in New Mexico....... . . . . . . . . . . . . . ....... : . .............. - ........ .. . . T~os County, by L. C. Graton and W ..Lindgren ..... ................. . . , ... -.. . Rio Hondo. (Twining) district . . . . . . . . . . . . . ................... |  | | Report (issue) | | SOCIETY and · SOUTHWESTERN NEW MEXICO SECTION American Institute of Mining and Metallurgical Engineers...with John Byron Georges Mining Companies Faick Hardie Ordonez Road log - Silver City to El Paso L. A....Norman, · Jr., Treasurer OFFICERS OF SOUTHWESTERN NEW MEXICO SECTION, AIM&ME Joseph H. Taylor, Chairman Ira...Society and the Southwestern New Mexico Section, American Institute of Mining and Metallurgical Engineers...Broader Geologic Features of Region Central Mining D.istrict, New Mexico .. (By.. ..S... G... .. . . ..and |  | | Journal (article/letter/editorial) | | FRONTS AND ASSOCIATED ZINC-LEAD MINERALIZATION, USA DELBERT D. HARPER 526 Walker Blvd., Maryville, Tennessee...mineralization and serves as an exploration guide for new deposits. Introduction Mississippi Valley-type (MVT)...1995; Lydon, 2007). Current and historic major MVT mining districts in the United States include those in...Mississippi Valley district in Illinois, Iowa, and Wisconsin, the Balmat Edwards district in New York, the Austinville-Ivanhoe...Austinville-Ivanhoe district in Virginia, the Friedensville district in Pennsylvania, the Metaline district |  | | Report (volume) | | Cabezas Mountains Wilderness Study Area, Cochise County, Arizona U.S. GEOLOGICAL SURVEY BULLETIN 1703-D...potential of the San Isabel National Forest, south-central Colorado: U.S. Geological Survey Bulletin 1638...Cabezas Mountains Wilderness Study Area, Cochise County, Arizona By HARALD DREWES, GERDA A. ABRAMS, and...Cabezas Mountains Wilderness Study Area, Cochise County, Arizona (Mineral resources of wilderness study...Mountains (AZ-040-065) Wilderness Study Area, Cochise County, Arizona. RESOURCE/RESERVE CLASSIFICATION IDENTIFIED |  | | Report (volume) | | ....................................... 102 District of Columbia .......................................... New Hampshire........................................................... 190 201 New Jersey.............. New Mexico............................................................. New York. .........F. C. Schrader: Besides giving several thousand new localities of mineral deposits and adding more than...to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to |  | | Report (volume) | | Other metals 28 Geophysics 29 Regional aspects 31 Central Dos Cabezas area 34 Southwestern terrane 37 Northeastern...FIGURES 1. Location of Dos Cabezas Mountains and the mining districts and camps of adjacent ranges 3 2. Generalized...near Elma mine 16 5. Diagrammatic section of the Apache Pass fault zone 18 6. Map of the mining districts...showing distribution and degree of concentration of silver, lead, molybdenum, and copper in the Dos Cabezas...aeromagnetic map of the central Dos Cabezas Mountains 36 14. Aeromagnetic map of the central Dos Cabezas Mountains |
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