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Plagioclase from
New Cornelia Mine, Ajo, Little Ajo Mountains, Ajo Mining District, Pima County, Arizona, USA


Locality type:Mine
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Comments:Rock forming minerals - wide range of compositions. Primary plagioclase of both the Concentrator volcanics & Cornelia quartz monzonite is largely andesine, although some zoned crystals show oligoclase rims.
Abundance at site:Common
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view New Cornelia Mine, Ajo, Little Ajo Mountains, Ajo Mining District, Pima County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:46660
Long-form Identifier:1:3:46660:4
GUID (UUID V4):d64a8b58-029a-4cd2-9332-6be502206002
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
Family of Alteration in Porphyry Systems of Arizona and Adjacent New Mexico Simone E. Runyon,1,2,3,† Phillip...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...districts with Laramide porphyry systems across Arizona and New Mexico. Previously undocumented Na-Ca alteration
Journal (issue)
Record Inc., 6349 N. Orange Tree Drive, Tucson, Arizona 85740 The Mineralogical Record Inc. Is a non-profit...Volume Fourteen, Number Five ARIZONA- V Articles Lost mines of Arizona ................................Wilson Famous mineral localities: the New Cornelia mine, Ajo, Arizona 283 by W. J. Thomas and R. B. Gibbs...R. A. Bideaux Famous mineral localities: the Ray mine ..................................................Allgood and C. Williams Black dioptase from Tiger, Arizona ..............................................
Journal (article/letter/editorial)
Geosciences University of Arizona, 1040 E. Fourth Street, Tucson, Arizona 85721-0077 † Corresponding...within the Laramide arc in Arizona, as well as at the Yerington district in Nevada. This work describes...(Kelvin-Riverside district), E- Sycamore Canyon, the New Cornelia mine (Ajo district), and two systems...systems in the Yerington district. Muscovite is the dominant mica in these coarse muscovite veins and associated...expressions of hydrothermal alteration vary from district to district in intensity, geometry, and mineral assemblage
Report (issue)
FLUID INCLUSIONS IN THE CORNELIA PLUTON, AJO MINING DISTRICT, PIMA COUNTY, ARIZONA By Dennis P. Cox and...Fluid Inclusions in the Cornelia Pluton, Ajo Mining District, Pima County, Arizona By Dennis P. Cox, U.S...Examination of rocks in the Cornelia Pluton during the mineral resource assessment of the Ajo 2° Quadrangle revealed...formed the porphyry copper deposit at the New Cornelia Mine to the east. Subsequent detailed mapping of...hydrothermal alteration assemblages (Carten, 1979) in the Cornelia pluton. These assemblages, previously recognized
Report (issue)
Director Professional Paper 209 THE AJO MINING DISTRICT ARIZONA BY JAMES GILLULY UNITED STATES GOVERNMENT...Faults of northeast trend near the Ajo Peaks. .......... Little Ajo Mountain fault........................... Minor faults possibly cognate with the Little Ajo Mountain fault ................................features ..................................... Mountains ............................................ Pediments...volcanics ...................................... Pre-Cornelia metamorphism of the Concentrator volcanics ..
Book (edition)
MINERALOGY OF ARIZONA • Wu!fenite. Red Cloud mine, Si/district, Trigo Mountains, La Paz County, Arizona...Tucson .. The University of Arizona Press Copyright © 1977, r982, 1995 Arizona Board of Regents All rights...Congress Cataloging-in-Publication Data Mineralogy of Arizona/ John W. Anthony ... [et al.]; Wendell E. Wilson...0-8165-1555-7 (pbk. : alk. paper) 1. Minerals-Arizona. I. Anthony, John W (John Williams), 1920-. QE375...HISTORY OF ARIZONA MINING AND MINERALOGY The Prehistoric Period 20 Arizona Under Spanish Rule Arizona as a
Report (issue)
deposits of the Ajo and Lukeville 1° by 2° quadrangle, Arizona Presented at Tucson, Arizona February 26...1988 CONTENTS Page 1. The Cusmap Program in the Ajo and Lukeville 1° by 2° quadrangles, by Floyd Gray...Mineral occurrences in the Ajo and Lukeville 1° by 2° quadrangles, Arizona, by R.M. Tosdal and J.A. Peterson........... 3 3. Thermo-tectonic terranes of the Ajo and Lukeville ro by 2° quadrangle K-Ar geochronology...peraluminous leuco-granites, Baboquivari Mountains Range, south-central Arizona, by G.B. Haxel ...............
Book (edition)
/BRA PY Muineralogy of Arizona Stope in oxide ore, Copper Queen mine, Bisbee. These old workings...Peter Kresam and Richard Graeme . Mineralogy of Arizona John W. Anthony, Sidney A. Williams, and Richard...Richard A. Bideaux AN THE UNIVERSITY OF ARIZONA PRESS TUCSON, ARIZONA About the Authors... JoHN W. ANTHONY...M.S. degrees in geology from the University of Arizona and his Ph.D. from Harvard University. Following...mineralogist with the Arizona Bureau of Mines, he joined the faculty of the University of Arizona, where he rose
Book (edition)
0.C D.?~•.!~'J..~5 ~!~.~J.RY Mineralogy of Arizona Stope in oxide ore, Copper Queen tnine, Bisbee...Richard A. Bideaux THE UNIVERSITY OF ARIZONA PRESS TUCSON, ARIZONA About the Authors . .. JOHN W. ANTHONY...M.S. degrees in geology from the University of Arizona and his Ph.D. from Harvard University. Following...mineralogist with the Arizona Bureau of Mines, he joined the faculty of the Uni~ersity of Arizona, where he rose...Gem and Mineral Society, and the University of Arizona. SIDNEY A. WILLIAMS has authored or co-authored
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
Book (edition)
OF ARIZONA Wulfenite. Red Cloud mine, Silver district, Trigo Mountains, La Paz County, Arizona. Smithsonian...by Ed Over. Chip Clark photo. MINERALOGY OF ARIZONA THIRD EDITION W. Anthony Joh n Sidney A. Williams...of Arizona Press / Tucson The University of Arizona Press Copyright © 1977, 1982, 1995 Arizona Board...Congress Cataloging-in-Publication Data Mineralogy of Arizona / John W. Anthony . . [et al.] ;Wendell E. Wilson...0-8165-1555-7 (pbk. : alk. paper) 1. Minerals—Arizona. QE375-5-A6M56 I. Anthony, John W. (John Williams)
Catalog/List
TO SCOTT WILLIAMS MINERAL 457 • SCOTTSDALE, ARIZONA PHONE (602) 945-0803 COMPANY 85252 SOUTHWEST...Fairfield County, Branchville White xlline with cymatolite, good study ... New Mexico Taos County, near Dixon...cerium aluminum silicate California Los Angeles County, Pacoima Canyon Large black tabular crystals in...iron silicate ACTINOLITE California San Bernardino County, Wrightwood Green prismatic crystalline mass ....sodium and iron California San Benito River, Gem mine Black prismatic xls imbedded in syenite CROSSITE
Journal (article/letter/editorial)
THE AJO COPPER DISARIZONA. • JAMES GILLULY. ABSTRACT. The New Cornelia orebody at Ajo, Arizona, is...tilting of the whole mountainblock containingthe mine through an angle of nearly 60 degrees;the other...bulk of the MINERALIZATION OF A]O COPPER DISTRICT. :249 magmamust havelessfugitive qualitiesthan...indirector remoterelationships. In thecopperdepositat Ajo, it seemsto me possible to find suggestionsamountingto...the locusof the alteration to have shifted very little throughoutthe development of the deposit. Although
Book
EEL LEY. Department of Geology University of Arizona and GAOT G. HIGRS United States Geological Survey...Survey th THE UNIVERSITY Tucson, Arizona OF ARIZONA PRESS About the Editors. SPENCER . . R...R. TirLey has worked as a mining geologist in the western United States in both the operational and...Geology Department faculty at the University of Arizona, Professor Titley has carried out field and laboratory...and earned the doctorate from the University of Arizona. Caro. L. Hicks is an Editorial Assistant with
Catalog/List
...................... . . . . . . 77 78 Mining and Mining Engineering ............. 78 Paleontology...PHOTOGRAPH: _ VANADINITE Apache mine, near Globe, Gila County, Arizona. Sharp hexagonal barrel-shaped..., I NC. 440 N. SCOTTSDALE ROAD • SCOTTSDALE, ARIZONA, U.S.A. COPYRIGHT 1961, 1962 Scott Williams Mineral...... . Fl. Utah Toelle Co., Gold Hill, Gold Hill mine. .50 2.50 Transparent xls on limonite with austinite...fluo­ rescence under ultraviolet light. The Ojuela mine is one of Mexico's largest producers of beautiful
Journal (article/letter/editorial)
Fifteenof the sixteenknownporphyrycopperdepositsin Arizona are intimately relatedto thelate Cretaceous to...laboratory investiplorationfor porphyrycopperdepositsin Arizona. the futureby extensive gation. Still thepatterns...from southwesternColorado southward along the Arizona- The purpose of this paperis to presentevidence...deposits of Arizona. A reviewof believed to be of Miocene-Plioceneage; and by coarse New Mexico line...distances of thesedeposits fromyounger versity of Arizona, Tucson. ß 3O GEOCHRONOLOGY OF ARIZONAPORPHYRYCOPPERDEPOSITS
Catalog/List
Geology ..... . Petroleum Geology ..... . Mining and Mining Engineering . Prospecting and Fluorescence...VANADINITE specimen from the Apache mine, near Globe, Gila County, Arizona GLOBES AND ATLASES ...... . 79...TT 440 N. SCOTTSDALE ROAD , INC. SCOTTSDALE, ARIZONA , U.S.A. COPYRIGHT 1961 by Scott Williams Mineral...fluo­ rescence under ultra violet light. The Ojuela mine is one of Mexico's largest producers of beautiful...calcium hydroxy-silicate. California Riverside County, Crestmore. White prismatic crystalline on merwinitegehlenite
Report (issue)
itty nf l\rt~nttU iullrtttt ARIZONA BUREAU OF MINES MINERALS OF ARIZONA By FREDERIC W. GALBRAITH...(Revised) ARIZONA BUREAU OF MINES, GEOLOGICAL BULLETIN NO. 153 One dollar (Free to residents of Arizona) PUBLISHED...PUBLISHED BY lIlniul'r.lluy nf Arizuna TUCSON. ARIZONA SERIES No. 17, TABLE OF CONTENTS PAGE INTRODUCTION...Mineralogy has been published. A tremendous amount of new data on the elements, sulfides, sulfosalts and oxides...Bulletin 149 to conform to that appearing in the new System, in spite of the fact that Volume I covers
Catalog/List
Southwest Scientific Company P. 0. Box 796 - Sedona, Arizona 86336 Telephone (602) 282-7541 SOUTHWEST SCIENTIFIC...limonile ........... Utah Toelle County, Gold Hill, Gold Hill mine ~ransparent micro crystals on gossen...AJOITE Copper aluminum silicate Arizona Pima County, Ajo, New Cornelia mine Sky blue micro xls and coatings...Derby mine White xlline lamellar mass with minor lepidolite . Virginia Amelia, Rutherford mine !r2 Lustrous...cerium aluminum silicate California Los Angeles County, Pacoirna Canyon Large black tabular crystals in
Report (issue)
Residents of Arizona MINERALS OF ARIZONA by Frederic W. Galbraith and Daniel J. Brennan THE ARIZONA BUREAU...UNIVERSITY OF ARIZONA TUCSON FOREWORD As a service about mineral matters in Arizona, the Arizona Bureau of...University of Arizona, is pleased to reprint the long-standing booklet on MINERALS OF ARIZONA. This basic...Dr. Frederic W. Galbraith, as a bulletin of the Arizona Bureau of Mines. It has moved through several editions...released in its Fourth Edition as Bulletin 181, Arizona Bureau of Mines. The comprehensive coverage of
Journal (article/letter/editorial)
CorneliaPluton, Ajo, Arizona WILLIAM B. WADSWORTH Abstract The main mass of the Cornelia pluton is now...inferred for at least two of the facies. Thus, the Cornelia stock displaysits similarity to the majority of...investigation. The mineralized zone of the New Cornelia Mine and the outcrop belt of the porphyritic micro-quartz...reached the mineralized zone. This requires that the mine area did constitute the apex of the pluton prior...history deducedfrom more highly altered rocks of the mine area. Relationshipsobservedlead to the conceptof
Report (issue)
RESUME of the GEOWGY OF ARIZONA by Eldred D. Wilson, Geologist THE ARIZONA BUREAU OF MINES Bulletin...UNIVBR.ITY OP ARIZONA. PR • • • _ TUC.ON FOREWORD This "Resume of the Geology of Arizona," prepared...prepared by Dr. Eldred D. Wilson, Geologist, Arizona Bureau of Mines, is a notable contribution to the geologic...geologic and mineral resource literature about Arizona. It comprises a thorough and comprehensive survey of...continued, detailed studies which will follow. The Arizona Bureau of Mines is pleased to issue the work as
Report (volume)
tll.e Batamote CQpper-B ismuth-Sllver .~nOf11aiS1, Pima Cobnty;ArJZona .· U.S. GEOLOGICAL SURVEY BULLETIN...Batamote Copper-Bismuth-Silver Anomaly, Pima County, Arizona By DAVID L. HUSTON and PAULK. THEOBALD ...concentrate sampling undertaken in the Batamote Mountains, and hypotheses as to the cause of the Batamote...Batamote copper-bismuth-silver anomaly, Pima County, Arizona I by David L. Huston and PaulK. Theobald...Docs. no.: I 19.3:1907 1. Copper ores-Arizona-Batamote Mountains Region. (Paul Kellogg), 1928- . II. Title
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
Catalog/List
DAVID NEW-Minerals -------.-..----· ·------·-....- P.O..:...~~~--------- -· __ ,__ ,, _Pt_cvide __·_...Copper aluminum silic:ue Ar120na Pima County. Ajo. l\ew Cornelia mine Skyblue mkro crysuls and coatings...CLEAV[ LA!·nrrE Colorado Gunnis >n Cl1., Brown Derby mine • lamcllar mass. . . . . . . . . . . . . . . . ...cerium aluminum sllicalc Cali!ornia Los Angeles County, Pacoima Canyon Lir(:e black tabular crystals in...4. 50 ALTAITE Lead tellurlde New Mexico Oona Ana County, Hilltop mine Rlch øllvery cleu•ages and \'eins
 
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