 | | Book (volume) | | ECONOMIC GEOLOGY, MEXICO The Geology of North America O r > W 4^ *1^ ^ ^ \ \ f ax4 u \ \...of North America Volume P-3 Economic Geology^ Mexico Edited by Guillermo P. Salas Geologo Consultor...Centro Minero Nacional Carretera Mexico-Pachuca Pachuca, Hgo., Mexico, D.F. 1991 EXPLORATION LIBRARY...LIBRARY UNION OIL CO. OF CALIFORNIA P. O. BOX 4570 HOUSTON, TEXAS 77210-4570 1 Acknowledgment Publication...Oil Company Texaco, Inc. Union Oil Company of California Union Pacific Corporation and its operating companies: |  | | Journal (article/letter/editorial) | | Colorado River delta in the Cerro Prieto geothermal system, Baja California, Mexico PETER SCHIFFMAN, 1'2 DENNIS...AND WILFRED A . ELDERS ~ ABSTRACT. The Cerro Prieto geothermal system provides a unique opportunity for...of organic material in Cerro Prieto sandstones. KEYWORDS: sandstones, geothermal system, wairakite, epidote...clinopyroxene, biotite, sphene, garnet, microcline, Cerro Prieto, Mexico. IN recent years, mineralogical and geochemical...fashion, samples recovered from wells in active geothermal systems provide a unique opportunity for the |  | Giorgetti, Giovanna, Monecke, Thomas, Kleeberg, Reinhard, Hannington, Mark D. (2006) Low-temperature hydrothermal alteration of silicic glass at the PACMANUS hydrothermal vent field, Manus basin: an XRD, SEM and AEM-TEM study. Clays and Clay Minerals, 54 (2) 240-251 doi:10.1346/ccmn.2006.0540209 | Journal (article/letter/editorial) | | SILICIC GLASS AT THE PACMANUS HYDROTHERMAL VENT FIELD, MANUS BASIN: AN XRD, SEM AND AEM-TEM STUDY G IOVANNA...subsurface of the submarine PACMANUS hydrothermal vent field exhibits variable degrees of hydrothermal alteration...the dacitic lava samples from the PACMANUS vent field demonstrate that volcanic glass has a higher susceptibility...Conversion, Hydrothermal Alteration, PACMANUS Vent Field, Transmission Electron Microscopy. Abstract via...alteration of dacitic lava from the PACMANUS vent field in the eastern part of the Manus Basin, Papua New |  | | Report (issue) | | Survey 345 Middlefield Road MS/977 Menlo Park, California 94025 This report is preliminary and has not...petrographic investigations of core samples from geothermal prospect wells drilled by Unocal in the vicinity...was to investigate the interplay between the geothermal system and the active fault zone. Specific topics...considered can be separated into two general groups: Geothermal Research Changes in mineralogy with location...rocks may be the local reservoir rock for the geothermal systems. Some granitic and hornfelsic intrusions |  | | Journal (article/letter/editorial) | | minerals are molybdenite and pyrite, with minor chalcopyrite, bornite, sphalerite, pyrrhotite, and galena...mineralization (e.g., T molybdenite, pyrite, and chalcopyrite) is closely related to the silicification and...sericitization IP assemblages at Baishan. SC R Based on field investigations and microscopic observations of mineralogy...characterized by the quartz, molybdenite, pyrite, chalcopyrite, bornite assemblage (Fig. 5F and G), CE P ...Sulfide minerals including pyrite, molybdenite and chalcopyrite were selected for sulfur TE isotope analysis |  | Bozkaya, Ömer, Bozkaya, Gülcan, Yılmaz, Hüseyin, Hozatlıoğlu, Deniz, Banks, David A. (2019) The origin, age and duration of hydrothermal alteration associated with iron skarn mineralization determined from clay/phyllosilicate minerals, Bizmişen-Erzincan, East-Central Turkey. Ore Geology Reviews, 115. 103179 doi:10.1016/j.oregeorev.2019.103179 | Journal (article/letter/editorial) | | hematite, maghemite, goethite/limonite, pyrite and chalcopyrite are also present in lesser amounts. Four different...ore mineralization zones, in which pyrite and chalcopyrite are dominant, are associated with clay alteration...Microscope (SEM) with a Carl Zeiss Supra 40 VP Field Emission Scanning Electron Microscope (FE-SEM) at...etc.), rare earth elements (REE) and other high field strength elements. Additional information on analytical...stability fields of clays from active hydrothermal/geothermal areas (100-150ºC for smectite, 100-200ºC for |  | | Report (volume) | | magnetic field strength. The warm colors (red, orange, and yellow) represent areas of magnetic field highs;...colors (green, blue, and purple) represent magnetic field lows. Advances Related to United States and International...eastcentral Nevada, from interpretation of potential-field anomalies By H. Richard Blank ....................epithermal mineral deposits around the Gulf of California, Mexico: Relationship between mineralization and...concepts became the preferred underpinning of the field as it evolved from a practiced art to a science |  | | Journal (article/letter/editorial) | | with an active thrust fault: San Joaquin basin, California—Renee J. Perez and James R. Boles 1227 1255...Geological characteristics of the Furong tin ore field, Hunan, 40 Ar-39Ar dating of tin ores and related...waters: An example from the Karaha-Telaga Bodas geothermal system, Indonesia—Joseph N. Moore, Bruce W. Christenson...example from El Chichón volcano (Chiapas State, Mexico)—Bruno Capaccioni, Yuri Taran, Franco Tassi, Orlando...brine of the Cerro Prieto geothermal field during its transport toward surrounding soils, Mexico— J. Ramírez-Hernández |  | | Report (volume) | | Colorado-Federal Center, Bldg. 810 • MENLO PARK, California-Bldg. 3, Rm. 3128, 345 Middlefield Rd. Subscriptions...hydrothermal and fumarolic minerals from outcrops and geothermal drill holes near Mount Hood, Oregon UNITED STATES.............................................. Chalcopyrite...............................................Hydrothermal Minerals in Selected Mount Hood Geothermal Drill Holes....................................... B. Hydrothermal Minerals Identified from Geothermal Drill Holes and Outcrops in the Mount Hood Area |  | | Report (volume) | | the last years from several working groups in the field of experimental studies and spectroscopic work....the epdiote minerals, from low temperature in geothermal fields (Chapter 6, Bird and Spieler), to common...unpublished results), and in hydrothermal epidote from geothermal fields (Bird and Spieler 2004), and might in...clinozoisite from a hydrothermal quartz vein (Baja California; sample # 81/370, Fig. 15a-d; see also back...a hydrothermal quartz vein (sample 81-270, Baja California). (a) Outer part of a radially grown aggregate |  | Voisey, Christopher R., Maas, Roland, Tomkins, Andrew G., Brauns, Michael, Brügmann, Gerhard (2019) Extreme Silver Isotope Variation in Orogenic Gold Systems Implies Multistaged Metal Remobilization During Ore Genesis. Economic Geology, 114 (2) 233-242 doi:10.5382/econgeo.2019.4629 | Journal (article/letter/editorial) | | would be expected to partition into pyrite and chalcopyrite (later weathered to malachite) as oxidized Ag+...Golden Mile-style mineralization, Kalgoorlie gold field, Western Australia: Economic Geology, v. 101, p...discharges from steam vents and steamheated pools in geothermal areas: Geothermics, v. 11, p. 71–80. Gray, D...between coexisting vapor and liquid in natural geothermal systems: International Association of GeoChemistry...isotopic studies of fluids from the Cerro Prieto geothermal field: Geothermics, v. 8, p. 223–229. VandenBerg |  | | Report (issue) | | _______________________________ Laboratory and field analytical techniques ________ Oil and gas resources...Plains _______ Great Basin and California ____________ Gulf of Mexico and Florida _______________ Appalachian...Nuclear-fuel resources _____________________ Geothermal resources _____________________ Regional geologic...region Oregon Western United States Washington California Alaska Statewide Northern West-central East-central...Montana _______________________ Montana ____ New Mexico _ North Dakota Oklahoma _ South Dakota Texas ______ |  | | Report (volume) | | _______________________________ Laboratory and field analytical techniques ________ Oil and gas resources...Plains _______ Great Basin and California ____________ Gulf of Mexico and Florida _______________ Appalachian...Nuclear-fuel resources _____________________ Geothermal resources _____________________ Regional geologic...region Oregon Western United States Washington California Alaska Statewide Northern West-central East-central...Montana _______________________ Montana ____ New Mexico _ North Dakota Oklahoma _ South Dakota Texas ______ |  | McDermott, Jill M., Sylva, Sean P., Ono, Shuhei, German, Christopher R., Seewald, Jeffrey S. (2018) Geochemistry of fluids from Earth’s deepest ridge-crest hot-springs: Piccard hydrothermal field, Mid-Cayman Rise. Geochimica et Cosmochimica Acta, 228. 95-118 doi:10.1016/j.gca.2018.01.021 | Journal (article/letter/editorial) | | deepest ridge-crest hot-springs: Piccard hydrothermal field, Mid-Cayman Rise Jill M. McDermott, Sean P. Sylva...deepest ridge-crest hot-springs: Piccard hydrothermal field, Mid-Cayman Rise, Geochimica et Cosmochimica Acta...deepest ridge-crest hot-springs: Piccard hydrothermal field, Mid-Cayman Rise Authors & Affiliations: Jill M...spreading Mid-Cayman Rise, the Piccard hydrothermal field is the deepest currently known seafloor hot-spring...high temperature vents across the entire Piccard field. High temperature Piccard fluid H2 abundances (19 |  | | Report (issue) | | __________. Coal resources _______________________ Field investigations. Coal resources data system _. Eastern...resources___________ Nuclear-fuel resources _________ Geothermal resources ______________ Regional geologic investigations...gas fields ____________________________ Known Geothermal Resource Areas __________ Known Recoverable Coal...__________________. Advances in geochronometry ___________. Geothermal systems _________________. Sedimentology_____________________...________________________kilogram KGRA _______Known Geothermal Resources Area KGS _____________Known Geologic |  | | Report (volume) | | __________. Coal resources _______________________ Field investigations. Coal resources data system _. Eastern...resources___________ Nuclear-fuel resources _________ Geothermal resources ______________ Regional geologic investigations...gas fields ____________________________ Known Geothermal Resource Areas __________ Known Recoverable Coal...__________________. Advances in geochronometry ___________. Geothermal systems _________________. Sedimentology_____________________...________________________kilogram KGRA _______Known Geothermal Resources Area KGS _____________Known Geologic |  | | Book | | D. Meinert, and R. J. Newberry 317 Active Geothermal Systems and Hydrothermal Ore Deposits. Donald...Geology and Geophysics, University of California, Berkeley, California 94720 Abstract The transfer of the...minerals tend to occur at the boundaries of chalcopyrite, pentlandite, pyrite, and pyrrhotite (Schwellnus...The Sulphide Queen orebody at Mountain Pass, California, also Precambrian in age, contains abundant cerium-group...metasomatism in examples such as West Shasta, California (Reed, 1977). Sericite and pyrophyllite, plus |  | | Report (issue) | | manuscript has benefitted from critical reviews by Cy Field and Tom Nash. lU TABLE OF CONTENTS 1. Introduction...Front Range and elsewhere. Methods of Investigation Field work was done, as weather and mine access permitted...1978, 1979, and the summers of 1980 and 1981. All field work utilized existing published and company surface...were studied and sampled. Samples collected in the field were used for mineralogical and chemical studies...include magnetite, pyrrhotite, specular hematite, chalcopyrite, pyrite, and marcasite. All form clots and stringers |  | | Report (issue) | | _______________ Coal analysis _______________________ Field studies ________________ Dating, geochemistry, and...Southwestern United States California ______________________________ Gulf of Mexico and Florida ___________...__—__—_______________ Nuclear-fuel resources _____________ Geothermal resources _________________________ Regional...Pacific coast region _______ —— —— —— _______ California _______________-_—————— Oregon ___________——..._—————————————————— Montana _____-__-__--_-—— New Mexico _———————————————— North Dakota __________-_____ |  | | Report (issue) | | Mountains and Great Plains ________ Great Basin and California ____________ Appalachian Basin and Florida __________...Nuclear-fuel resources ______________________ Geothermal resources _- — _____________ Regional geologic...—————————————— Pacific Coast region __ —— —————————————— California _____————————————————— Oregon ____————————————————————...___—————————__________ Nebraska ______________________ New Mexico __________________ North Dakota ___________________..._______________________ Arizona ______________________ California _____________________ Hawaii _______________________ |  | | Report (issue) | | Nuclear-fuel resources.......____.__.........___..__ Geothermal resources_____________________ Regional geologic...Geochemistry, mineralogy, and petrology._________ Geothermal systems...._____......... ._...___...._ Sedimentology....____......______.kilogram KGRA._______Known Geothermal Resources Area KGS.__.___________Known Geologic...Curtin, and D. L. Huston reported that pyrite, chalcopyrite, pyrrhotite, arsenopyrite, galena, sphalerite...resulting heavymineral sample was found to contain chalcopyrite, bornite, pyrite, arsenopyrite, and gold. A |  | | Report (volume) | | Nuclear-fuel resources.......____.__.........___..__ Geothermal resources_____________________ Regional geologic...Geochemistry, mineralogy, and petrology._________ Geothermal systems...._____......... ._...___...._ Sedimentology....____......______.kilogram KGRA._______Known Geothermal Resources Area KGS.__.___________Known Geologic...Curtin, and D. L. Huston reported that pyrite, chalcopyrite, pyrrhotite, arsenopyrite, galena, sphalerite...resulting heavymineral sample was found to contain chalcopyrite, bornite, pyrite, arsenopyrite, and gold. A |  | | Report (volume) | | the ion accelerating potential or the magnetic field. In the flight instruments, a permanent magnet was...geometry, with a radius of 9.53 em in the magnetic field, had a sensitivity sufficient to detect less than...measurements reported here and to Dr. E.J. Olsen of the Field Museum of Natural History of Chicago for samples...the shape of an electron beam bent in a magnetic field: Leeds Philosophical and Literary Society Proceedings...particles with a sector-shaped, uniform magnetic field: Review of Scientific Instruments, v. 22, p. 717-722 |  | | Report (volume) | | Spring oil field: Col 7, “Freeman (1979)” should be under “References”, Col 8 3. Tejon oil field: Col 7,...8 9. Col 1, Yufutsu gas field region should read “Yufutsu oil and gas field region” [Similar correction...in each chapter. David L. Bish Los Alamos, New Mexico 1529-6466/01/0045-0000$10.00 September 1, 2001...31 0 Geothermal areas in volcanic arcs of orogenic belts . . . .310 A ctive and fossil geothermal areas...manganite), sulfides (galena, pyrite, pyrrhotite, chalcopyrite, sphalerite, and cinnabar), silica minerals |  | | Journal (article/letter/editorial) | | magnesites from the R u m Jungle U r a n i u m FieLd, Australia: implications for the origin of strata-bound...and Jeffrey, A.W.A., Gas changes in the Krafla geothermal system, Iceland A r m a n n s s o n , H., see...thermoluminescence dating with coastal sediments from northern California . . . . . . . . . . . . . . . . . . . . . . ...the Late Permian Delaware Basin evaporites (New Mexico, U . S . A . ) . . Brookins, D.G., see Ekambaram...arc-marginal basin system (Eastern Klamath Mountains, California, U.S.A.) . . . . . . . . . . . . . . . . . . |
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