 | John, David A., Lee, Robert G., Breit, George N., Dilles, John H., Calvert, Andrew T., Muffler, L.J. Patrick, Clynne, Michael A. (2019) Pleistocene hydrothermal activity on Brokeoff volcano and in the Maidu volcanic center, Lassen Peak area, northeast California: Evolution of magmatic-hydrothermal systems on stratovolcanoes. Geosphere, 15. 946-982 doi:10.1130/ges02049.1 | Journal (article/letter/editorial) | | volcano and in the Maidu volcanic center, Lassen Peak area, northeast California: Evolution of magmatic-hydrothermal...MS 901, 345 Middlefield Road, Menlo Park, California 94025, USA Mineral Deposits Research Unit, University...Denver, Colorado 80225, USA 4 Oregon State University, Corvallis, Oregon 97331, USA 5 Volcano Science Center...MS 910, 345 Middlefield Road, Menlo Park, California 94025, USA 1 14 figures; 5 tables; 1 set of supplemental...volcano and in the Maidu volcanic center, Lassen Peak area, northeast California: Evolution of magmatic-hydrothermal |  | | Journal (article/letter/editorial) | | HOT SPRINGS IN LASSEN VOLCANIC NATIONAL PARK Cnanr.BsA. ANrnnsox, flnioersityoJ California,Berkeley,Calif...regarding the hot springs o{ the Lassen Volcanic National Park, California, have been presentedby Day and...GeoJogical Survey Volcanological Observatory, Mineral, California, also suggested the desirabitity of this work...of the Board of Researchof the University of California for the award of a grant used for the preparation...S. map). These lie southeastto southwest of Lassen Peak. Detailed maps of the first three areas showing |  | | Report (issue) | | the act was passed were incorporated into the National Wilderness Preservation System, and some of them...contiguous roadless area (6069), Gifford Pinchot National Forest, Skamania and Yakima Counties, Washington...elevation of 11,000 to 12,000 feet (3350-3650 m). Alunite, kaolinite, gypsum, elemental sulfur, and silica...voluminous (behind Mount Shasta) and third highest (behind Mount Rainier and Mount Shasta) stratovolcano in...leaching and precipitation of kaolinite, silica, alunite, gypsum, sulfur, iron oxides, and iron hydroxides |  | Muffler, L.J., Nehring, N.L., Truesdell, A.H., Janik, C.J., Clynne, M.A., Thompson, J.M. (1982) The Lassen geothermal system. Open-File Report Vol. 1982 (82-926) US Geological Survey doi:10.3133/ofr82926 | Report (issue) | | STATES DEPARTMENT OF INTERIOR GEOLOGICAL SURVEY THE LASSEN GEOTHERMAL SYSTEM "ben-f rer( rt :Geological sufwv...Auckland, New Zealand, November 1982. 335972 THE LASSEN GEOTHERMAL SYSTEM L. J. Patrick Muffler, Nancy...S. Geological Survey, Menlo Park, California, U.S.A Abstract The Lassen geothermal system consists of...the vapor-dominated reservoir. Introduction The Lassen geothermal system is located in the southernmost...Columbia to northern California (Muffler, Bacon, and Duffield, 1982, figure 1). The Lassen geothermal system |  | | Journal (article/letter/editorial) | | GEOBIOLOGY OF LASSEN VOLCANIC NATIONAL PARK Secondary minerals associated with Lassen fumaroles and...springs, fumaroles, and mud pots of the southwestern Lassen hydrothermal system include various alteration...support a previously identified model that the Lassen hydrothermal system involves the de-coupling of...near Home Plate in the Columbia Hills on Mars, Lassen can serve as a useful terrestrial analog for comparison...mobility Introduction The Lassen hydrothermal system in northern California is the largest active hydrothermal |  | | Report (issue) | | MINERALS OF CALIFORNIA BULLETIN No STATE ; . .. : DlViSIi BUILDIN 113 COLLEGE OF AGRICULTURE...AGRICULTURE DAVIS, CALIFORNIA STATE OF CAUFORNIA DEPABTMENT OF NATURAL RESOURCES GEORGE D. NORDENHOLT, Director...MINERALS OF CALIFORNIA By ADOLF PABST Associate Professor of Mineralogy University of California BERKELEY...BERKELEY CALIFORNIA STATE PRINTING OFFICE GEORGE H. MOORE. State Printer SACRAMENTO. 51440 1938 TABLE...Letter of Transmittal 5 Map 6 Outline o['. California Preface 7 Introduction 11 Native Elements |  | | Report (volume) | | ...................... 1. Eocks from Aroostook County I............................. 19 19 2. Litchfieldite...56 1. Elliott County dike........................................ 56 2. Crittenden County dike...........Yellowstone National Park and the Absaroka Kange................ 84 85 87 ' 1. Electric Peak............................................ 140 2. Pikes Peak district. ............................................................................ 3. Colfax County......."....................................... |  | | Journal (article/letter/editorial) | | ................................... 803 8o6 Alunite, Anhydriteand Barite .'..........................of a dissertation on "Interrelated Problems of Volcanic Activity and Ore Genesis," Harvard University...the sameeffecton sericitein the hot springsat Lassen Peak. They concluded that: "kaolin is a productof... L. and Allen, E. T.: The volcanic activity and hot springs of Lassen Peak. Carnegie Inst., Wash., Pub...association of the claymineralswith alunite is a commonone. Alunite contains thestrong acidradicalSO•andtheformulaof |  | | Report (issue) | | MINERALS OF CALIFORNIA THE GOLDEN BEAR The Golden Bear Nugget of Yankee is NUGGET said to have...found in the mining the nugget Jim, Placer County, California, in 1871 by a small girl in who town kept...are nuggets. The nugget was acquired by the California Federation of Minerologicol Societies insignia...in in the Cali- San Francisco MINERALS OF CALIFORNIA CENTENNIAL VOLUME by JOSEPH (1866-1966) MURDOCH...Ian Campbell and Eleanor M. Learned BULLETIN California Division of Ferry Building, San 189 Mines |  | | Report (volume) | | ...................... 1. Rocks from Aroostook County..... ^..................'........... 2. Miscellaneous...1. Elliott County dike............................................... 2. Crittenden County dike.........Yellowstone National Park and the Absaroka Range..................... 60 1. Electric Peak................................................ 98 2. Pikes Peak district .......................................................i....................... 120 5. Park City district.............................. .^. |  | | Report (volume) | | American Paleontology, no. 25. Ithaca, N. Y. California Academy of Sciences: Proceedings, 4th ser., vol...Francisco, Cal. California State Mining Bureau: Bulletin, nos. 68-70. San Francisco, Cal. California, University...Bulletin, nos. 23-25. Hartford, Conn. Delaware County Institute of Science: Proceedings, vol. 7, no....Biennial Report [1913-14]. Jefferson City, Mo. National Academy of Sciences: Memoirs, vol. 12, pt. 2,...vol. 13; Proceedings, vol. 1. Washington, D. C. National Geographic Magazine, vols. 27, 28. Washington |  | Arribas, Antonio, Rytuba, J.J., Rye, R.O., Cunningham, C.G., Podwysocki, M.H., Kelly, W.C., Arribas, Antonio, McKee, E.H., Smith, James G. (1989) Preliminary study of the ore deposits and hydrothermal alteration in the Rodalquilar caldera complex, southeastern Spain. Open-File Report Vol. 1989 (89-327) US Geological Survey doi:10.3133/ofr89327 | Report (issue) | | Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025 U.S. Geological Survey, Denver Federal...Center, Denver, CO 80225 U.S. Geological Survey, National Center, Reston, VA 22092 University of Salamanca...SOUTHEASTERN SPAIN SUMMARY The Rodalquilar gold-alunite deposits are the first documented example of calderarelated...Rodalquilar caldera complex in the Miocene Cabo de Gata volcanic field. Geologic constraints indicate a close temporal...andesitic magma that intruded into the base of the volcanic pile and is regarded as the heat source responsible |  | | Report (issue) | | lavas and intrusive rocks. Quartz latites east of Park Creek.____ Quartz latites underlying Cropsy Ridge...member____-_________---_-_-_------Lavas capping Cropsy Peak and adjacent ridges-__--_---------_----_-.-__---...Mountain._______ Lavas capping the ridge east of Park Greek. Possible upper Fisher dikes on South Mountain..._--__________-_ Quartz-alunite zone._--______-______-_ Distribution of rock types.____-_-. Quartz-alunite rock_______________...district, and section showing restored South Mountain volcanic dome. Geologic map of the main metal-producing |  | | Report (volume) | | TheElliott County dike ...................................... 92 2. The Crittenden County dike.........The Yellowstone National Park.. .................................... 117 1. Electric Peak ...........'...................................... 2. The Pikes Peak district ...... ....:..........-.....--.-----.-3...Eureka........................................... California ...............................--.-.-..--...... 1. Mount Shasta ...........1................-..-.-.-..-.-....-. 190 2. The Lassen Peak region ... |  | du Bray, Edward A., John, David A., Cousens, Brian L., Hayden, Leslie A., Vikre, Peter G. (2016) Geochemistry, petrologic evolution, and ore deposits of the Miocene Bodie Hills Volcanic Field, California and Nevada. American Mineralogist, 101 (3) 644-677 doi:10.2138/am-2016-5440 | Journal (article/letter/editorial) | | ore deposits of the Miocene Bodie Hills Volcanic Field, California and Nevada Edward A. du Bray1,*, David...Survey, MS 901, 345 Middlefield Road, Menlo Park, California 94025, U.S.A. 3 Department of Earth Sciences...Survey, MS 910, 345 Middlefield Road, Menlo Park, California 94025, U.S.A. 5 U.S. Geological Survey, Reno...numerous volcanic fields; among these, the Bodie Hills volcanic field (BHVF), astride the California-Nevada...spaced reservoirs. Volcanic rocks of the BHVF host quartz-adularia and quartz-alunite epithermal gold-silver |  | | Book | | transportation details, and warnings of possible non-volcanic dangers such as unfriendly wildlife. The two appendices...These include websites with up-to-date listings of volcanic activity across the globe, and a list of learned...NASA’s Jet Propulsion Laboratory in Pasadena, California, where she studies volcanism on Earth, as well...Mount Etna in Sicily (as a member of the UK’s Volcanic Eruption Surveillance Team). She has made many...world 3 2 The basic facts about volcanoes 3 Volcanic eruptions 18 28 4 Visiting volcanoes safely |  | | Journal (article/letter/editorial) | | Survey, Washington, D.C. 20244, U.sA and Menlo Park, California 94025, U.SA (Received 12 February 1973) Abstract-Steamboat...equivalents. Beneath the siliceous residues, kaolin and alunite replace primary silicates and fill open spaces...forming a blanketlike deposit. Beneath the kaolin-alunite zone, montmorillonite, commonly accompanied by...downward transition from siliceous residue to kaolin-alunite signifies decreasing hydrogen metasomatism because...structures of a siliceous residue and a kaolin-alunite zone immediately beneath. INTRODUCTION rocks |  | | Report (volume) | | gov/ Published in the Western Region, Menlo Park, California Manuscript approved for publication October...18 5. Heterolithic breccia (lahar) in the Fifes Peak Formation ........................................44 57. Back-scattered SEM image of intergrown alunite and kaolinite in advanced argillic altered clast....... 44 IV 58. Back-scattered SEM image of alunite containing P-rich domains in advanced argillic...advanced argillic alteration has been prospected for alunite. Clay-filled fractures and sulfide-rich, fine-grained |  | | Report (volume) | | crystalline rocks Maine 1. Rocks from Aroostook County 2. Litchtieldite and associated minerals New lIampshire...Carolina (ieorgia Kentucky 1. Elliott County (like 2. Crittenden County dike Tennessee Missouri Arkansas Texas...Dakota Wyoming Yellowstone National Park and the A hsaroka Range 1. Electric Peak 2. Sepulchre Mountain 3...district Idaho Colorado 1. Denver Basin 2. Pike's Peak district Granite Rocks of Cripple Creek district...Grande Canyon 2. Mount Taylor region 3. Colfax County 4. Miscellaneous rocks Arizona 1. Globe district |  | | Report (issue) | | ] \ I ^,_|^_g|g„gy. MMM STATE OF CALIFORNIA GOODWIN I. KNIGHT, Governor DEPARTMENT OF... Chief BULLETIN December 173 MINERALS OF CALIFORNIA By JOSEPH MURDOCH University of Caliiomia,...ROBERT W. WEBB University of California, Santa Barbara College Goleta, California Price $3.00 LIBRARY UNIVERSITY...Goodwin J. Knight Governor of ihe State of California Dear Sir: I have the honor to transmit herewith...JenlCalifornia, Chief of the Division of Mines. Minerals of California is one of the Division's |  | | Journal (article/letter/editorial) | | Springs and Fumaroles of "The Geysers" Region, California. ARTHUR DAY. Notes on the Solfatara of Sousaki...SOURCE OF THE WATER IN THE HOT SPRINGS OF THE LASSEN NATIONAL PARK ARTHUR L. DAY ANDE. T. ALLEN GeophysicalLaboratory...general scope on the hot springs of the Lassen National Park, California, is a discussion of the salient facts...opal, very small amounts of pyrite, and sometimes alunite. Pyrite often accumulates in larger quantities...streams which form the outlets of the springs. The Lassen springs are closely comparable in type with those |  | | Journal (volume) | | STATE OF CALIFORNIA DEPARTMENT OF NATURAL RESOURCES D. H. RLOOD, Director MINES DIVISION C FERRY...Mineralogist JANUARY and APRIL, 1933 Nos. 1 and 2 CALIFORNIA JOURNAL OF MINES AND GEOLOGY QUARTERLY CHAPTER...OF MINES FERRY BUILDING, SAN FRANCISCO, CALIFORNIA CALIFORNIA STATE PRINTING OFFICE HARRY HAMMOND, STATE...Norte and Siskiyou Counties, North- westernmost California 123 Applications of Geology to Civil Engineering...Engineering 161 The Lakes 175 OIL FIELD of California DEVELOPMENT OPERATIONS SPECIAL ARTICLES 238 |  | | Report (volume) | | American Paleontology, no. 24. Ithaca, N. Y. California Academy of Sciences: Proceedings, 4th ser., vol...Cal. California State Mining Bureau: Bulletin, nos. 65, 66, 67. San Francisco, Cal. California, University...Proceedings, vol. 13, pp. 1-46. Davenport, Iowa. Delaware County Institute of Science: Proceedings, vol. 7, no....and Mines, 2d ser., vol. 12. Jefferson City, Mo. National Academy of Sciences: Biographical Memoirs, vol...7; Memoirs, vol. 12, pt. 1. Washington, D. C. National Geographic Magazine, vols. 25, 26. Washington |  | | Journal (article/letter/editorial) | | Goldfield (21) he describedkaolinite associatedwith alunite in altered rocks near the ore bodies. Mineral composition...percentkaolinitewhichoccurredintercrystallizedwith quartz, alunite and pyrite. While recognizingkaoliniteas an al...characteristicalteration. An associationof kaolinwith alunite,diasporeandzunyiteasa by-productof silicification...Intensephase--Quartz,pyrite, kaolin (dickite), zunite,alunite,zoisite. The more intensephaseis adjacentto the...allophane,leucoxene,chlorite. Type 2. Hydrousmica,alunite,kaolinite,chlorite,sericiteallophaneand rutile |  | | Journal (volume) | | STATE OF CALIFORNIA DEPARTMENT OF NATURAL RESOURCES GEORGE D. NORDENHOLT. Director DIVISION OF MINES...BRADLEY State Mineralogist JANUARY, 1939 No. CALIFORNIA JOURNAL OF MINES AND GEOLOGY QUARTERLY CHAPTER...BUILDING, SAN FRANCISCO CALIFORNIA 70803 LIBRARY UNIVERSITY OF CALIFORNIA DAVIS 1 DIVISION OF MINES...Field District 8 Miner al Resources of San Diego County 56 GEOLOGIC BRANCH 56 Current Notes Geology...and Oil Possibilities of Southwestern San Diego County— 71) SPECIAL ARTICLES The Prospect for 'Minor |
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