 | | Journal (article/letter/editorial) | | the minerals magnetite, hematite, pyrite, and pyrrhotite in the subsurface. Estimated values for the aqueous...(hematite) (14) C2HCl3共aq兲 ⫹ 3FeS ⫹ 3H2S共aq兲 º (pyrrhotite) C2H4共aq兲 ⫹ 3FeS2 ⫹ 3Cl⫺ ⫹ 3H⫹ (pyrite) (15)...the reaction of magnetite to form hematite, and pyrrhotite to form pyrite. We depict Eqns 14 and 15 in terms...(geothermal gradient ⫽ 25°C/km), at equilibrium with pyrrhotite and pyrite according to Eqn. 15 described in...and hematite, assemblages including pyrite and pyrrhotite serve as important buffers of oxygen fugacity |  | | Report (issue) | | category ........ Estimated cumulative and annual mine production of tungsten contained in ore and concentrate—...also recovered from placer deposits. Most current mine production of tungsten is from vein/ stockwork,...accounted for over three-fourths of the world’s mine production of tungsten. China alone produced about...resulted in numerous mine closures (estimated at 85 percent of Western world mine capacity). In some cases...deposits. All are discussed below. Most of the current mine production of tungsten is from vein/stockwork, skarn |  | | Journal (volume) | | PORFIKIO DIAZ, President of the United States of Mexico. TRAISACTIOIS OF THE Yol. Containing tiik...the President and the people Uui1.e.d Htates of Mexico. PREFACE. As ]iii[)ers era-l ex])huuo(l of...'‘rhe othi'T found more or and industries of Mexico. Pro(‘(H‘diiigs of <)(‘ on the title-page, this...Laws of Mexico. Precious Stones of Mexico. sion, p. 568), 55 The Value of Ores in Mexico. By N. H...H. Emmons, 2d, The Sierra Mojada, Coahuila, Mexico, and Its Ore-Deposits. By James W. Malgolmson (Discussion | | | Report (issue) | | Bibliography for Acid-Rock Drainage and Selected Acid-Mine Drainage Issues Related to Acid-Rock Drainage From... Bibliography for Acid-Rock Drainage and Selected Acid-Mine Drainage Issues Related to Acid-Rock Drainage From...Bibliography for acid-rock drainage and selected acid-mine drainage issues related to acid-rock drainage from...........................................11 Acid Mine Drainage..........................................pyrite (FeS2) is exposed to oxygen and water in mine workings or roadcuts, the mineral decomposes and |  | | Book (edition) | | org/details/mineralsofnewmexOOnort MINERALS OF NEW MEXICO Before all things, there which has them and...1933 MINERALS of New Mexico STUART A. NORTHROP University of Mew Mexico PROPERTY OF HBSIER JR...UNIVERSITY OF NEW MEXICO PRESS ALBUQUERQUE © 1944. 1959. UNIVERSITY OFNEW MEXICO PRESS ALL RIGHTS...BOUND AT THE UNIVERSITY OF NEW MEXICO PRINTING PLANT ALBUQUERQUE, NEW MEXICO, U. S. A. FOR IVAH 1...of New Mexico mineralogy and mining 3 5 Prehistoric utilization of minerals New New Mexico under |  | | Report (volume) | | Explor. Bol. Geoffsicos de Exploraci6n. Mexico, D. F., Mexico. Asoc. Venezolana Geologia, Mineria y Petroleo...Association of Engineering Geologists. University of California. Berkeley, Calif. Assoc. Fran~aise Etude Quaternaire...Canada. California Acad. Sci. Proc. Francisco, Calif. Les Presses de Proceedings of the California Academy...Sciences. San California Dept. Water Resources Bull. Bulletin. Sacramento, Calif. California Department...Resources California Div. Mines and Geology Bull. Bulletin. San Francisco, Calif. California Division |  | | Journal (issue) | | York 17, N.Y. 930 Brittan Avenue San Carlos, California LYtell 1-0375 13/4 mee BBC 22 Ss 65 89...square the has had to use tightly lagged sets to mine the unconsolidated In Cement and Aggregates the...speeds sinking of air shafts at Ambrosia Lake, New Mexico. In one shaft 56 feet was average daily advance...editorial offices 100 Howard Street, San Francisco 5, California. Subscription in United States, North Central...Chicago 51, 7, Minnesota Illinois MINING WORLD Mine More Gold The London Gold Rush, the continuing drain |  | | Journal (article/letter/editorial) | | 34S in grains of ED pyrite, chalcopyrite and pyrrhotite in eclogites from the Zermatt-Saas zone in the...gabbro. Relatively unaltered gabbro PT contains pyrrhotite, pentlandite and chalcopyrite, which are inferred...of pyrite in the matrix; pyrite co-exists with pyrrhotite in the upper blueschist facies samples, whereas...whereas the eclogites contain Ni-bearing pyrrhotite-chalcopyrite inclusions in garnet. Chalcopyrite is also...CuFe2S3 (Itaya et al., 1985). Fe+Ni/S ratios of pyrrhotite in the matrix are consistent with chemical re-equilibration |  | | Report (volume) | | controls, Carlsbad potash district, southeast New Mexico, in Third symposium on salt, V. l (J. L. Rau and...Tertiary climatic change in San Joaquin basin, California Evidence from shallow-water mollusks [abs.]:...gastropods and biostratigraphy of the Kern River area, California: U.S. Geol. Survey Prof. Paper 642, 174 p., illus...paleoclimatic trends in the San Joaquin basin, California: U.S. Geol. Survey Prof. Paper 644-D, p. 01-019...1970. 04915 Addle, George G. The Reeves MacDonald mine, Nelway, British Columbia, [Chap.] 7 in Lead-zinc |  | | Book | | Elsevier—Pergamon, Oxford. Cover photo: Bingham Canyon Mine is located 25 miles southwest of Salt Lake City...RACHEL CARSON (1907-1964) Photograph provided by California Institute of Technology Photograph provided by...FORDYCE, 67 107 9.05 The Geochemistry of Acid Mine Drainage D. W. BLOWES, C. J. PTACEK, J. L. JAMBOR...each volume, and within the volumes, dusts, acid mine drainage (Chapter 9.05), radioactive elements 1970)... 1983). A survey of 7,000 wells conducted in California from 1984 through 1988 showed that 1,500 contained |  | | Book | | Graben Calderas of the Sierra Madre Occidental, Mexico 143 Gerardo J. Aguirre-Dı́az, Guillermo Labarthe-Hernández...Greenstone Belt Geology Notion of Calderas Hunter Mine Caldera Normetal Caldera Sturgeon Lake Caldera,...México, Campus Juriquilla, Querétaro, Qro., 76230, Mexico Maurizio Battaglia Department of Earth Sciences...México, Campus Juriquilla, Querétaro, Qro., 76230, Mexico Olivier Jaquet In2Earth Modelling Ltd., Switzerland...México, Campus Juriquilla, Querétaro, Qro., 76230, Mexico Contributors xiii Francesco Obrizzo Istituto |  | | Journal (article/letter/editorial) | | Earth and Planetary Sciences, University of New Mexico. E-mail: agee@unm.edu. Introduction: Pyroxene pallasites...alexa001@umn.edu. 2Iowa State University. 3University of California, Los Angeles. Introduction: Two iron meteorites...au, 2Dept. Earth & Planet. Sci., University of California at Davis, USA, 3 Graduate School of Natural Science...in CM-chondrites earlier [4], consisting of 4C-pyrrhotite, magnetite, pentlandite and merrillite (in the...assemblage, containing anhedral crystals of NC-pyrrhotite (N~5), pentlandite and Cr-bearing magnetite in |  | | Book | | Effect on Balance of Payments of Spending by a Sample Mine 281 Operations of a Mixed Company 303 Xl PART...somewhat surprising, then, to find that virtually every mine of importance in the Cordillera Occidental of central...almost always associated with a mineral deposit and a mine and vice versa--so much so that to prospect for...Pasco itself (for over 400 years a major silver mine), the "silver belt" seems to lie along the western...associated with the Cordillera Blanca is a small tin mine at its southern limit, and the great Bolivian tin |  | | Book (volume) | | Board JACQUELINE K. BARTON CALIFORNIA INSTITUTE OF TECHNOLOGY, PASADENA, CALIFORNIA THEODORE J. BROWN UNIVERSITY...JAMES P. COLLMAN STANFORD UNIVERSITY, STANFORD, CALIFORNIA F. ALBERT COTTON TEXAS A & M UNIVERSITY, COLLEGE...JAPAN NATHAN S. LEWIS CALIFORNIA INSITITUTE OF TECHNOLOGY, PASADENA, CALIFORNIA STEPHEN J. LIPPARD MASSACHUSETTS...speciation in natural systems. The EXAFS spectra of mine tailings (257), soils (253-255, 258), plants (259)...Pyrites, metamorphic FeS2 FeS2 FeSAs Arsenopyrite Pyrrhotite Cinnabar FeS HgS Sphalerite Barite Apatite |  | | Book | | Palaont Abh 163 (2): 256-260 Martinez Garcia E (1981) El Paleozoico de la Zona Cantabrica Oriental (Noroeste...Oviedo. Jose Gonzalez, Madrid, 138 pp Truyols J (1983) El Carbonifero del NW de Espana. In: Martinez Diaz (coord)...costa asturiana entre la Punta de Narvata y la Ensenada de Moniello. Breviora Geol Asturica 16 (3): 33-39...Superior del Miembro de Penin (Caliza de Candas) en el Cabo de Penas (Asturias, Espana). Resumen Comunicaciones...Garcia Lopez S, Soto F (1985) EI Devonico Superior y el Carbonifero Inferior del Sinclinal de Beberino (Pola |  | | Journal (issue) | | nitrogen and potassium in fairly large quantities. In El Salvador it has been found to grow quite well on...Nicaragua, Guatemala, Costa Rica, Honduras, Colombia and El Salvador. Under favourable conditions, in Cuba the...given ; the varieties of grape that occur in California are enumerated and recommendations made regarding...work to methods and conditions prevailing in California altho·ugh reference is frequently made to practice...Murr~y Luck. Vol. XVI, 1947. Pp. xi 740, 8J x 6. (California: Annual Reviews Inc., Stanford University P.O |  | | Journal (issue) | | nitrogen and potassium in fairly large quantities. In El Salvador it has been found to grow quite well on...Nicaragua, Guatemala, Costa Rica, Honduras, Colombia and El Salvador. Under favourable conditions, in Cuba the...given ; the varieties of grape that occur in California are enumerated and recommendations made regarding...work to methods and conditions prevailing in California altho·ugh reference is frequently made to practice...Murr~y Luck. Vol. XVI, 1947. Pp. xi 740, 8J x 6. (California: Annual Reviews Inc., Stanford University P.O |  | | Book | | in the RG phase to ,300 in the late TPAGB phases (El Eid, 1994; Gallino et al., 1994; Amari et al., 2001b)...14N/15N ratios are 600 – 1,600 (Becker and Iben, 1979; El Eid, 1994), falling short of the range observed in...1290–1292. Clayton D. D., Meyer B. S., The L.-S., and El Eid M. F. (2002) Iron implantation in presolar supernova...emissions from SN 1987A. Astrophys. J. 327, L5–L8. El Eid M. (1994) CNO isotopes in red giants: theory...4.2 Ordinary chondrites 1.05.2.4.3 Enstatite (EH, EL, and Lewis Cliff 87223) chondrites 1.05.2.4.4 K (Kakangari-like) |  | | Report (issue) | | Smelter Producing Cadmium Ghost of General Custer Mine Still Lingers Giant Explosion at Arco 2 Leesburgh—A...Wheel, Largest in World (Morning Mine) Gem Collectors, Work At Own Mine Idaho Mining Association Hopes...Polaris Pioneering Clamshell Mucker Custer Copper Mine Starts Shipping Ore Companies Incorporated During...Mining Company Hermes Mining Company (Mine and Camp) Idaho Almaden Mine Idaho State Capitol Lake Pend d’Oreille...Association) Mine to Market Road Morning Mine and Mill (F. M. & S. Co.) Pack String on Trail to Mine Placer |  | | Book | | Imegrated Evaluation System for a Wirwatersrand Gold Mine", F.Camisani-Calzolari. G.Knox, A. Woodend and M...and D.Marcotte 965 "Conditional Simulation: A Mine Planning Tool for a Small Gold Deposit", M. Nowak...Clark 1001 "Simularion 0/ Medium and Sho17 Term Mine Production Scheduling Using Geostatistical Modelling"...Application of Geosrarisrics and Image Analysis to Mine Planning", Fernando Muge, Pedro Pina, Gabriel Luis...PORTUGAL Castillo, Carlos L., INTEVEP, S.A Sector el Tambor, Santa Rosa los tegues Edu Miranda, VENEZUELA |  | | Journal (article/letter/editorial) | | l-(4-chlorophenyl)-3-phenylprop-2-Yn-l-diphenyl phosphorohydrazone El-Sayed K., Refaat L.S., Ammon H., Vlassi M., Fouli...ylprop-2-Yn1-diphenyl phosphorohydrazone KARIMAT EL-SAYED*. L.S. REFAAT , HERMAN AMMON , METAXIA VLASSI...exhibit all types of ordering of CufsgJE^ planes (El=0,N,S) between ferro- and antiferrodistortional...Miravitlles, C. Escrivâ, E. Martinez-Tamayo, E. and Beltran, D., Transition Met. Chem., 1Q_, 432C 19851. Unauthenticated...J. Baruchel, Physica, 137B. 309-319 (1986) 2. M. El-Kadiri, J. Baruchel, F. Rodriguez, M. Moreno, J |
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