 | | Journal (article/letter/editorial) | | SupergeneCopperMineralizationat the LakeshoreMine, Pinal County, Arizona STERLING S. COOK UnitedStatesBureauof Mines...There isnoleachedcappingin the classicsenseat the Lakeshore deposit.The goethitezone,whichcontainsan averageof...1955, dized, inefficientlyleachedparts of the Lakeshore 1982; Blanchard, 1968; Titley, 1982a). Anderson...that acid leaching cated 30 mi south of Casa Grande, Arizona. The was weak during the weatheringof the... zoneswere first mapped on the 900 level of the mine during 1982. Wholerock chemical analyseswere done |  | | Report (issue) | | together with the total area of altered rock, ore, and sulfide-bearing area, in square kilometers for...2005). In some districts (for example, Christmas, Arizona, and Battle Mountain, Nevada), more copper is recovered... Utah (Babcock and others, 1995), and Bisbee, Arizona (Bryant and Metz, 1966), polymetallic replacement...Turkey) and(or) molybdenum (for example, Sierrita, Arizona; Continental [Butte], Montana) resources. By-Product...others (2008) tabulated the dimensions, including the area of hydrothermal alteration, orebodies, and sulfidebearing |  | | Report (issue) | | of the Ajo and Lukeville 1° by 2° Quadrangles, Arizona By Jocelyn A. Peterson, Dennis P. Cox, and Floyd...61 61 64 65 66 66 68 INTRODUCTION Southern Arizona is rich in mineral conmodities and has potential...Lukeville 1° by 2 quadrangles in southwestern Arizona, where porphyry copper, skarn, and numerous small...quadrangle is located between latitudes 32° and 33° north and between longitudes 112° and 114° west. Its southwest...leaving within Arizona a triangular part of the northeast corner from latitudes 31°37' to 32° north and longitudes |  | | Journal (article/letter/editorial) | | Porphyry Copper Center in the Superior (Pioneer) District, Arizona SCOTT L. MANSKE† Independent Consultant, P...discovered in the Superior (Pioneer) district of east-central Arizona, lying under thick Tertiary cover...cluster of east-central Arizona. It lies within the well-known Superior (Pioneer) district, a base and precious...of shaft 9 of the Magma mine and 120 km north of the city of Tucson, Arizona. This discovery stands largely...Lowell, 1978; Titley and Anthony, 1989; Long, 1995; Arizona Department of Mines and Mineral Resources, 1998) |  | Runyon, Simone E., Nickerson, Phillip A., Seedorff, Eric, Barton, Mark D., Mazdab, Frank K., Lecumberri-Sánchez, Pilar, Steele-MacInnis, Matthew (2019) Sodic-Calcic Family of Alteration in Porphyry Systems of Arizona and Adjacent New Mexico. Economic Geology, 114 (4) 745-770 doi:10.5382/econgeo.4661 | Journal (article/letter/editorial) | | Sodic-Calcic Family of Alteration in Porphyry Systems of Arizona and Adjacent New Mexico Simone E. Runyon,1,2,3...Nickerson,3,* Eric Seedorff,3 Mark D. Barton,3 Frank K. Mazdab,3 Pilar Lecumberri-Sánchez,4 and Matthew Steele-MacInnis4...E. University Ave., Laramie, Wyoming 82071-2000, USA 2 Geophysical Laboratory, Carnegie Institution...5251 Broad Branch Rd. NW, Washington, D.C., 20015, USA 3 Lowell 4 Department Institute for Mineral Resources...Geosciences, University of Arizona, 1040 East Fourth St., Tucson, Arizona 85721-0077, USA of Earth and Atmospheric |  | | Journal (article/letter/editorial) | | Dismembered Porphyry Systems near Wickenburg, Arizona: District-Scale Reconstruction with an Arc-Scale Context...Geosciences, University of Arizona, 1040 East Fourth Street, Tucson, Arizona 85721-0077 Abstract This...provide a district-scale cross section and associated palinspastic reconstruction of an area with two...and Copper Basin (Crown King). Extension at the district scale is placed in an arc-scale context using...Laramide porphyry belt prior to extension. The study area contains five sequential, partially superimposed |  | | Book (edition) | | MINERALOGY OF ARIZONA,FOURTHEDITION V e a o_ of li rizo TI RAYMOND W. GRANT RONALD B. GIBBS...CALLAHAN THE UNIVERSITY OF ARIZONA PRESS TUCSON f -- The University of Arizona Press www.uapress.arizona...arizona.edu © 2022 by The Arizona Board of Regents All rights reserYed. Published 2022 ISBN-13: 978-0-8165-4358-8...McDonald Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones...Grant, Raymond \X'.,author. Title: Mineralogy of Arizona/ Raymond W. Grant [and 4 others] ; maps and illustrations |  | | Report (issue) | | Creek district Arizona Geological Society February 2001 Field Trip Leader: Tim Marsh, AMT (USA) Inc....field guide to the Copper Creek district Timothy M. Marsh, PhD AMT (USA) Inc. 7400 N. Oracle Road, Suite...Suite 343 Tucson, AZ 85704 Prepared for the Arizona Geological Society Field Trip, February 24, 2001 Introduction...miles northeast of Tucson Arizona, 12 miles east of BHP's San Manuel-Kalamazoo mine/mill/smelter complex,...1200 m (4000 ft.). The Bunker Hill (Copper Creek) district has a long history of copper and molybdenum production |  | | Report (issue) | | Trip 15: Silver Bell, North Silver Bell October, 1994 Bootprints Along the Cordillera Porphyry Copper...Participants: On behalf of the Arizona Geological society, society for Mining, Metallurgy and Exploration...mineralogic diversity that exists along the cordillera of North and South America. We wish to thank all of the field...We also want to thank collectively, all of the mining companies and staff who graciously allowed us to...THE SILVER BELL - NORTH SILVER BELL FIELD TRIP! Faculty at the University of Arizona have been taking |  | | Report (issue) | | Preliminary report of molybdenum occurrences in Arizona by Jan C. Wilt 1/, Stanley B. Keith 2/, Jocelyn...to the Arizona Bureau of Geology and Mineral Technology a division of The University of Arizona This...'1030571 04 M030562 04 M030563 04 '1030584 04 CouNTY DEPosir 'ostHP +litire LAtiroOE ♦ Looroae 28N... wA A 7 PROSPECT 15N 02E 27 MU AMOLE DISTRICT BANNER DISTRICT BLUE HELL GROUP 19N 215W 101 35-03-A wA...CUA AG BORIANA MINE 18N 115W 118 34-56-154 113-54-53W CATALINA DISTRICT CATALINA DISTRICT CHILDS-ALOWINKLE |  | | Report (issue) | | k?:Ji!!{KW{ffi):ii=J.El~'i:~~; The Con term 1no us U n 1ted States M 1neral Assessment Program: Background...of the Ajo and Lukeville 1 o by 2° Quadrangles, Arizona AVAILABILITY OF BOOKS AND MAPS OF THE U.S. GEOLOGICAL...of the Ajo and Lukeville 1 o by 2° Quadrangles, Arizona By FLOYD GRAY, RICHARD M. TOSDAL, JOCELYN A. PETERSON...P. COX, ROBERT J. MILLER, DOUGLAS P. KLEIN, PAUL K. THEOBALD, GORDON B. HAXEL, MICHAEL GRUBENSKY, GARY...of the Ajo and Lukeville 1 o by 2° quadrangles, Arizona I by Floyd Gray ... [et al.]. p. em. -- (U.S. Geological |  | | Book (volume) | | DEPOSITS VOLUME 1 GENERAL I SOUTH AMERICA I NORTH AMERICA O th er titles in the G lobal P erspective...to g ra p h: The Bingham Canyon open pit, Utah, USA, 1998. Photographs by T M Porter. Ross Lang Andrew...University with a B.Sc. Honours. He completed his PhD in Mining Geology in 1979 at Imperial College, London. His...contributions to economic geology. Stints with Palabora Mining Company, JCI and Anglovaal added to Ross’ southern...After moving to Australia in 】 979, Ross, as a District Manager with CRA Exploration, led the team that |  | | Journal (article/letter/editorial) | | type of residual capping found in the SarCheshmeh area comprises discontinuous layers of breccia up to...Hornblende Porphyry) and post-mineralization (Feldspar Porphyry and Biotite Porphyry) 276 episodes...potassic zone, which is characterized by secondary K-feldspar and biotite, surrounds the lower grade core....sedimentary "unroofing breccia" have developed in the mining area. They contain minor mineralization in the form...Total 100.32 100.29 100.43 100.70 Si A1 Fe Ca Na K Cationic proportions based on 32 (0) 10.96 11.04 |  | | Journal (article/letter/editorial) | | This article was downloaded by: [University of Arizona] On: 03 February 2015, At: 03:36 Publisher: Taylor...Hannover, Germany Downloaded by [University of Arizona] at 03:36 03 February 2015 Abstract Air pollution...alteration). Fluid evolution paths leading to low K+, Na+, and Cu+ versus H+ ion activity ratios promote...ideal case, to assist in the planning of selective mining. Introduction T H E ECONOMIC GEOLOGY of polluting...processes operate. Environmental standards for the mining and smelting industries, however, are being improved |  | | Report (issue) | | The Arizona Geological Society and the University of Arizona 1981 Symposium on "RELATIONS OF TECTONICS...CORDILLERA" AGS/UA Mine Tour and Field Trip data for TRIP #10 "Silver Bell - North Silver Bell Deposits"...Wilkins (GMRC) ARIZONA GEOLOGICAL SOCIETY P.O. BOX 40952, UNIVERSITY STATION TUCSON, ARIZONA 85719 TO: ...#10, Silver Bell-North Silver Bell Deposits As field trip chairman for the Arizona Geological Society...settings and mineral deposits scattered throughout Arizona and adjoining southwestern New Mexico. The central |  | | Journal (article/letter/editorial) | | 1040 East Fourth Street, University of Arizona, Tucson, Arizona 85721-0077 AND MARCO T. EINAUDI Department...drove sericitic alteration by cooling through the K-feldspar-sericite buffer at nearly constant aK+/aH+. Indeed...high-silica rhyolite at Red Mountain, Clear Creek County, Colorado (Wallace et al., 1978; White et al.,...denoted by QTZ-FL, and an intense potassic type, K-feldspar + fluorite ± quartz ± molybdenite ± (biotite)...distinguished by the presence of K-rich hydrothermal alkali feldspar in moderately high temperature assemblages |  | | Book | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...Magmatic-Hydrothermal History of the Río Blanco-Los Bronces District, Central Chile: Development of World’s Greatest...Chuquicamata District, Northern Chile Geologic Overview of the Escondida Porphyry Copper District, Northern...Progress at the Resolution Porphyry Cu-Mo Deposit, Arizona Magmatic-Hydrothermal-Structural Evolution of the...± Molybdenum Deposits of the Ertsberg-Grasberg District, Papua, Indonesia Clyde A. Leys, Mark Cloos, |  | | Report (issue) | | Rocks in Northern Minnesota By D. L. SOUTHWICK and P. K. SIMS Potassium-Argon Ages from the Mount Taylor...Alluvial Deposits in the RaySan Manuel Area, Pinal and Gila Counties, Arizona By MEDORA H. KRIEGER Drake Peak-A...in Northern Minnesota, by D. L. Southwick and P. K. Sims (B) Potassium-Argon Ages from the Mount Taylor...Deposits in the Ray-San Manuel Area, Final and Gila Counties, Arizona, by Medora H. Krieger (E) Drake...0.03937 inch (in) 3.28 feet (ft) .62 mile (mi) Area square meter (m2) square kilometer (km2 ) hectare |  | | Report (issue) | | early Pleistocene surface throughout the Sonoita area. The flood-plain soils are possibly no older than...separated from the central Whetstone Mountains on the north by the Mescal Spring fault and from the low valley...formation (late Early Permian) in southeastern Arizona . 0.6 Milepost 28. Note buried soils on right for...will grow") . The scenic qualities of the Sonoita area have attracted film makers for such movies as Duel...or Clover Creek." Like other areas in southern Arizona, the Sonoita Valley because of trouble with Apaches |  | Bouse, Robin M., Ruiz, Joaquin, Titley, Spencer R., Tosdal, Richard M., Wooden, Joseph L. (1999) Lead isotope compositions of Late Cretaceous and early Tertiary igneous rocks and sulfide minerals in Arizona; implications for the sources of plutons and metals in porphyry copper deposits. Economic Geology, 94 (2) 211-244 doi:10.2113/gsecongeo.94.2.211 | Journal (article/letter/editorial) | | EarlyTertiaryIgneousRocksandSulfideMineralsin Arizona: Implications forthe Sources of Plutons andMetalsin...southeast, the Mojave,centralArizona,andsoutheastern Arizona provinces. Porphyry copperdeposits arepresent in...deposits thathavenotbeenconsidered economic for mining. Leadisotope compositions ofLateCretaceous and...icts, furthermore, requirethatthesoutheastern Arizona Pbprovince bedivided intotwosubprovinces. Thenorthern...theirrespective post-l.7Ga magmatic histories. Throughout Arizona, Pb isotope compositions of LateCretaceous and |  | | Report (issue) | | 1042-9964 1042-9964 ISSN Cover photoÑClif photo—Cliff Mine Minedrca circaearly early 1900s. 1900s. Photo from...COMMON SENSE SENSE MUST MUST BE BE POSSIBLE. OLD MINE APPLIED. APPLIED. for geologists and and geology...by leg). 240 m or I" 2000 ft) scale Ml maps have north to the top. top. Most All Most maps maps are are...in the theHoughton/Calumet HoughtonlCalumetarea area Oneday trip with broad coverage Al, A3, 4, 5, 6...[PLV]) 5 (3) 42 (native Baltic Mine Shaft No. 33 (native Baltic Mine Shaft copper deposit within Portage |  | | Journal (article/letter/editorial) | | galenasfrom Sullivan mine and mineral depositsin various parts of the Kootenayarc, and for 4 K-feldsparsfrom...the Kootenay arc. Deposits some distanceto the north and south of Nelson Batholith appear to belong to...relativelyhigh M•.•*. depositsin Slocanand Ainsworth mining Pb/U ratio, and it is therefore,unlikelythat in...have been a subjectof geologicalstudy for more The area in questionis underlainby three major than half...cases (e.g., Fyles, Group. Mineral depositsin the area are predominantly 1967). Lead isotope studies of |  | | Journal (article/letter/editorial) | | Activity Related to Gold Mineralization in the Seta Area, Northeastern Hokkaido, Japan Masahiro YAHATA*...sulfidation epithermal gold mineralization in the Seta area, the southern end of the Monbetsu-Kamishihoro Graben...sulfidation epithermal gold mineralization in the Seta area, in addition to refining the spatial and temporal...mineralization and shallow hydrothermal activity in the area. Part of this study was presented at the Committee...Committee of Geological Structure in the MMAJ (Metal Mining Agency of Japan) between 1992 and 1994. 1. Introduction |  | | Report (issue) | | studies in 1811, during A.G. Werner's time at the Mining Academy in Freiberg, Saxony (Germany). From 1826...miners. He was also the gemstone inspector for the mining authority. Breithaupt's legacy is 500 publications...descriptions. T he above is a postcard of the School of Mining in Feiberg, Saxony printed for the 1991 Breithaupt...from the University of New Orleans in Louisiana (USA), with the lowdown on beryl mineralogy An ancient...in New Hampshire (USA). The crystal weighed 455 kilograms. 2m: The Queen Anne mine in Zimbabwe has produced |  | Mars, John C., Robinson, Gilpin R., Hammarstrom, Jane M., Zürcher, Lukas, Whitney, Helen, Solano, Federico, Gettings, Mark, Ludington, Steve (2019) Porphyry Copper Potential of the United States Southern Basin and Range Using ASTER Data Integrated with Geochemical and Geologic Datasets to Assess Potential Near-Surface Deposits in Well-Explored Permissive Tracts. Economic Geology, 114 (6) 1095-1121 doi:10.5382/econgeo.4675 | Journal (article/letter/editorial) | | Virginia 20192, USA Geological Survey, 520 North Park Avenue, Tucson, Arizona 85719, USA Geological Survey...Middlefield Road, Menlo Park, California 94025, USA Abstract ArcGIS was used to spatially assess and...data to estimate undiscovered deposits within an area. Prospectivity modeling using statistical approaches...prospectivity mapping techniques in southeastern Arizona to identify porphyry copper targets and evaluate...(GIS Shape File Descriptions App.). Study Area The study area encompasses about 300,000 km2 in the United |
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