 | | Journal (article/letter/editorial) | | , Amsterdam The Bayan Obo iron-rare-earth-niobium deposits, Inner Mongolia, China Lawrence J. Drewa...W., 1990. The Ba) an Obo Iron-rare-earth-nioblUm deposits. Inner Mongolia. China. In: A.R. Woolley and...lronrare-earth-nioblUm ore bodies at Bayan Obo.Inner Mongolia. China, were studied by a team of geologists...Introduction The Bayan Obo iron-rare-earth-niobium ore bodies. which are located in Inner Mongolia. China. at latitude... More than 20 open pits have been worked since mining began in 1957. The reported total reserves are |  | | Journal (article/letter/editorial) | | silicate chemistry at the Bayan Obo Fe–REE–Nb deposit, Inner Mongolia, China: Contrasting chemistry and...associated with Fe–REE–Nb ore bodies at Bayan Obo, Inner Mongolia, China, show alkali silicate assemblages...complex, multistage nature of mineralisation at Bayan Obo, but are still consistent with a direct involvement...Fenite; Bayan Obo; Fluid chemistry 1. Introduction The Fe–REE–Nb deposit at Bayan Obo, Inner Mongolia, China... 1997). Much interest has been focused on the deposit because of its extraordinary metal concentrations |  | | Journal (article/letter/editorial) | | on Fluid Evolution in the Bayan Obo Fe-REE-Nb Deposit, Inner Mongolia, China M. P. SMITH†,* AND P. HENDERSON...United Kingdom Abstract The Bayan Obo Fe-REE-Nb deposit, Inner Mongolia, China, is the world’s largest REE...and is also exploited as a major Fe oxide deposit. The deposit consists of replacement bodies hosted in...in dolomite marble and of magnetite, hematite, and REE minerals associated with apatite, aegirine, amphibole...kbar. Fluids in apatite and bastnäsite from the main-stage banded ores were initially aqueous, with salinities |  | | Journal (article/letter/editorial) | | processes: Constraints from the Bayan Obo Fe-REE-Nb deposit, Inner Mongolia, China. M. P. SMITH,* P. HENDERSON...composition of REE minerals from the Bayan Obo Fe-REE-Nb deposit, China, varies widely with paragenesis....formation. In early disseminated monazite and in the main stage banded ores, the chondrite normalised La/Nd...fluid. The fractionation processes inferred from Bayan Obo are relevant to many other REE-rich hydrothermal...hydrothermal conditions. The Fe-REE-Nb deposit at Bayan Obo, Inner Mongolia, China, is the world’s largest REE resource |  | Smith, M.P., Moore, K., Kavecsánszki, D., Finch, A.A., Kynicky, J., Wall, F. (2016) From mantle to critical zone: A review of large and giant sized deposits of the rare earth elements. Geoscience Frontiers, 7 (3) 315-334 doi:10.1016/j.gsf.2015.12.006 | Journal (article/letter/editorial) | | total rare earth oxide, but the importance of a deposit may be related to the grade for individual, or...total REE resource, only one currently known deposit (Bayan Obo) would class as giant (>1.7×107 tonnes contained...unclassified resource estimates from the Olympic Dam IOCG deposit, all of these deposits M AN U are related to...of some of the largest deposits AC C (e.g. Bayan Obo). Hydrothermal activity involving fluids from...Rare earth elements; Carbonatite; Syenite; Giant deposit; Grade 1. Introduction The rare earth elements |  | | Journal (article/letter/editorial) | | In many scandium deposits, clinopyroxene is the main ore mineral, although in some deposits scandium...other REEs. As is the case for these other REEs, the main source of scandium is the mantle and the conveyors...carbonatites), including Alaskantype ultramafic rocks. The main magmatic processes involved in scandium concentration...referred to as Landsverk 3, in the Iveland-Evje district north of Kristiansand in Norway. The mineral was...ilmenorutile. For example, in the Iveland-Evje district (Norway), the scandium content of ilmenite in |  | | Report (issue) | | GOVERNING BOARD Sidney A. Johnson, Chair Baker City Ronald K. Culbertson Myrtle Creek Donald A. Haagensen...tion ; Eagle-Picher Minerals, Inc.; the Northwest Mining Association; and the Society of Economic Geologists...increased cosL~ rather than product quality o r deposit reserves. Several other commoditie~ have the potential...Calcite Company has acquired the Jones marble deposit near Williams in Josephine County and is producing... but it is mined on a large scale only near the city of Bend in Deschutes County. Cascade Pumice and |  | | Report (issue) | | compilation of descriptive geoenvironmental mineral deposit models Edward A. du Bray1 , Editor Open-File...classification schemes have evolved into mineral deposit models that classify deposits not only on the basis... 1986; Bliss, 1992). These conceptual mineral deposit models form the basis for most modem mineral exploration...characteristics. A next step in the process of mineral deposit modeling is development of geology-based, geoenvironmental...geoenvironmental models for diverse mineral deposit types. Mineral deposit geology, as well as geochemical and |  | | Report (issue) | | Canada 601 Booth Street Ottawa, Canada K1A 0E8 A deposit copy of this publication is also available for...Lac-a-Baude allanite occurrence ‘Red Mill ochre deposit St-Marc-des-Carrieres quarries Tetreault mine...Granite Ile d'Alma quarry St-Charles titanium deposit Lac a la Mere (a la Mine) mica mine Péribonka...hill-side, Maisonneuve St-Michel-des-Saints mine, Pit at Bignell mine, St-Urbain Spherulitic calcite growths...-——— 2o ‘Ss €9° as ‘ ‘ | . Dee. or a a Mee Main routes. Sections 1 and 2 |. Principal side trios |  | | Conference Proceedings (Volume) | | Meeting 12–15 AUGUST 2013, UPPSALA, SWEDEN Mineral deposit research for a high-tech world Proceedings VOLUME...Meeting 12–15 AUGUST 2013, UPPSALA, SWEDEN Mineral deposit research for a high-tech world Proceedings Volume...volume: Jonsson, E. et al. (ed.), 2013: Mineral deposit research for a high-tech world. Proceedings of...Metallogeny of the Fennoscandian Shield. Mineral deposit research for a high-tech world. Proceedings of...photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started in 1968 |  | | Book | | Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...lustrous, though some which are coated by rutile or hematite are yellow or red and earthy; they are equant...different combinations of rutile, anatase, brookite, hematite and titanite (Philippe Beiley, personal communication..."jacupirangite" found in the Jacupiranga carbonatite deposit is ilmenite, in lustrous, flattened crystals to...distinguishing brilliant black "iron roses" of hematite from the very much rarer "iron roses" of ilmenite |  | | Report (issue) | | Geologic 62 Series Geology oftheAndover Mining District, Sussex County, New Jersey" by P. K. Sims and...]_'REDERICK FRANCIS COPE Elizal}efil .-\tlal]lic City ................................. C. Cox'J-:L[x...more than a mile, ore deposits of the Andover district were presence of zinc, lead and copper sulfides... and the known extension of the ore made this district an attractive one for prospecting. For that reason................................................ Hematite-magnetite deposits .......................... |  | | Book | | Science and Technology Liaoning, Anshan, Liaoning, China R.R. Lovel CSIRO Mineral Resources Flagship, Clayton...Pan Central South University, Changsha, Hunan, China A. Poliakov CSIRO Mineral Resources Flagship, Pullenvale...Separator Ltd, Ganzhou, China D. Zhu Central South University, Changsha, Hunan, China Woodhead Publishing...the genesis, geology, geometallurgy, exploration, mining, processing, and marketing of iron ores and those...increased from 1.043 Bt in 2001 to 2.93 Bt in 2012. China is the largest iron ore-producing country, producing |  | | Report (volume) | | __________________ Johnson County ___ ___ _ Shady Valley district _________________________ Reynolds mine________...Continued. Johnson County Continued. Mountain City district ____ __________________ Taylor Valley mine_...Doe Valley mine______________1___________ Butler district ______________________________ Proffit prospe...___'. _ Carter County '. _ __ ________ Butler district _________________ __ _ __________ Elk mine __...Unicoi district ____________________________ T. J. Brummett mine Unicoi County Unicoi district ________ |  | | Book | | 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...Cu-Mo-Au Deposit, Utah Geology and Exploration Progress at the Resolution Porphyry Cu-Mo Deposit, Arizona...Evolution of the Giant Pebble Porphyry Cu-Au-Mo Deposit with Implications for Exploration in Southwest...of the Oyu Tolgoi Porphyry Cu-Au-Mo Deposits, Mongolia v 10 11 12 13 Copper-Gold ± Molybdenum Deposits |  | Benavides, J., Kyser, T. K., Clark, A. H., Oates, C. J., Zamora, R., Tarnovschi, R., Castillo, B. (2007) The Mantoverde Iron Oxide-Copper-Gold District, III Region, Chile: The Role of Regionally Derived, Nonmagmatic Fluids in Chalcopyrite Mineralization. Economic Geology, 102 (3) 415-440 doi:10.2113/gsecongeo.102.3.415 | Journal (article/letter/editorial) | | 415–440 The Mantoverde Iron Oxide-Copper-Gold District, III Región, Chile: The Role of Regionally Derived...Mantoverde district exploit supergene oxide ore developed over several Lower Cretaceous, hematite-rich, iron...geologic setting and genesis of this productive IOCG district are clarified herein through regional petrologic...the deposits of the Mantoverde district were emplaced along the main and, more commonly, subsidiary segments...hosted by calcite veins and, particularly, specular hematite-dominated hydrothermal breccias and stockworks |  | | Report (issue) | | 3303-33rd Street N.W., Calgary, Alberta T2L 2A7 A deposit copy of this publication is also available for...Desgrosbois deposit Ivry Mine St-Donat quarry Rockway Valley marble quarry St-Remi china clay mine Laurel...quarry Foliated graphite, Castor Lake mine St-Remi china clay quarry Quartz-crystal bracelet Frontispiece...Formerly, this was an important mica/apatite mining district. (GSC 138748) Abstract Occurrences of rocks...is the du Lievre River valley where the intense mining activity that began nearly a century ago has left |  | | Report (issue) | | . . . . . . . . . . . . . . . . . Desgrosbois deposit . . . . . . . . . . . . . . . . . . . . I v ry...Valley marble quarry. . . . . . . . . . St - Remi china clay mine. . .. . Laurel diopside occurrence .....graphite , Castor Lake mine ...... . .... . St-RP,mi china clay quarry .... . . . . . . . . . . .. .. ... X...ly, t his was an important m i ca/apa tit e mining district . GSC No. 138 74 8 . - vii - ABSTRACT Occurrences...is the du Li~vre River valley where the intense mining activity that began nearly a century ago has left |  | | Book | | Survey of Finland, Kuopio, Finland E. Hanski Oulu Mining School, Oulu, Finland A. Hartikainen Geological...Silver Oy, Vuokatti, Finland K. Luolavirta Oulu Mining School, Oulu, Finland J. Luukas Geological Survey...Survey of Finland, Kuopio, Finland M. Moilanen Oulu Mining School, Oulu, Finland F. Molnár Geological Survey...University of St. Andrews, UK J.-P. Ranta Oulu Mining School, Oulu, Finland xxiii xxiv Contributors...Siikaluoma AngloAmerican Exploration, AA Sakatti Mining Oy, Sodankylä, Finland P.B. Sorjonen-Ward Geological |  | | Report (issue) | | GENERAL FEATURES OF THE BROWN HEMATITE ORES OF WESTERN NORTH CAROLINA.1 By W. S. BAYIJSY. INTRODUCTION...five years the continuous production of brown hematite in North Carolina has attracted attention to the...Asheville, and from Gaston County, near Bessemer City, but the mines in these counties were abandoned... Of the Cherokee deposits he says: " Some rude mining has been done * * * recently, and much more * *...mountain district are in Cherokee, Madison, and McDowell counties. Those in the Piedmont district are in |  | | Book | | Publication Data Main entry under title: Mineral Deposits of Canada: A Synthesis of Major Deposit-types, District...Deposits of Canada A Synthesis of Major Deposit-Types, .District Metallogeny, the Evolution of Geological...Introduction and Mining History Mineral Deposits of Canada: A Synthesis of Major Deposit-Types, District Metallogeny...Geological Contexts of Canada's Major Mineral Deposit Types John W Lydon . . . . . . . . . . . . . .... . . . . . . . . . . . 3 Synthesis of Major Deposit-Types Greenstone-Hosted Quartz-Carbonate Vein Deposits |  | | Journal (article/letter/editorial) | | analyzed in this Tertiary rhyolite-hosted Fe oxide deposit have identical isotopic compositions with Nd ⫽...at Olympic Dam, Australia, and the Kiruna Iron District in northern Sweden (e.g., Oreskes and Einaudi...breccia pipes crosscut the zoned magnetite–apatite deposit at the Pea Ridge mine where the most extensive...apatites associated with massive magnetite and hematite bodies (Johnson et al., 1995). Cross-cutting magnetite-rich...deposits, which include stratabound magnetite and hematite-rich facies, to have formed by largely volcanic |  | | Book | | Italy 179 Japan 179 Madagascar 180 Mexico 180 Mongolia 181 Mozambique 183 Myanmar 183 Namibia 184 New...186 Norway 186 Pakistan 186 People's Republic of China 188 Portugal 189 Republic of South Africa 189 Saudi...genetically similar deposits (and often in the same deposit) it is hoped that a similar format will make it...Brazil, Sri Lanka; Jos plateau, Nigeria; Volyn district, Ukraine, and numerous pegmatites throughout the...valuable materials began at an early date. Flint mining began in southern England and Belgium by about |  | | Book | | iron ore deposits are of frequent occurrence in mining and scientific literature, and many excellent descriptions...a special report on the condition of the iron mining industry in Canada; and collected, as a part of...and maps covering different iron mines and iron mining districts have been issued to the public as the...two mines, Both are situated in the Michipicoten district, the Magpie and the Helen. in Ontario, and both...extension beyond the zone of direct observation. Mining operations have not been extensive enough to determine |  | | Book (volume) | | province 2.3 A network of civilization developed 2.4 Mining built the province 2.5 The little guy is still...islands, composed of lighter rocks, floating on an inner mass of heavier ones, far below the surface and...gradually, in the form of upthrusting or erosion. The main agents in erosion are water, ice, wind and chemical...and Vancouver Island, and the inner Coastal Ranges that back onto the city of Vancouver, and run up the...another (say a granite plug touches a limestone deposit) are of great interest, because where strata meet |
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