 | | Journal (article/letter/editorial) | | PROBLEM OF THE ORIGIN OF THE BAYAN OBO COMPLEX IRON-RARE EARTH DEPOSIT, CHINA D. O. Ontoyev a a Institute...PROBLEM OF THE ORIGIN OF THE BAYAN OBO COMPLEX IRON-RARE EARTH DEPOSIT, CHINA, International Geology Review...PROBLEM OF THE ORIGIN OF THE BAYAN OBO COMPLEX IRON-RARE EARTH DEPOSIT, CHINA D. O. Ontoyev (Institute...kompleksnogo zhelezo-redkozemel'nogo mestorozhdeniyaBayun'-Obo (KNR)," Geologiyarudnykhmestorozhdeniy, 1990, No...pp. 27-36. The geology of the Bay an Obo deposit in Mongolia and the miner alogical and chemical composition |  | | Report (issue) | | CAMEROON CANADA CENTRAL AFRICAN REPUBLIC CHAD CHILE CHINA COLOMBIA CONGO COSTA RICA CÔTE D’IVOIRE CROATIA...MARSHALL ISLANDS MAURITANIA MAURITIUS MEXICO MONACO MONGOLIA MONTENEGRO MOROCCO MOZAMBIQUE MYANMAR NAMIBIA...1. 5.2. 5.3. 5.4. 6. DESCRIPTION OF THORIUM DEPOSIT TYPES AND EXAMPLES ........... 8 4.1.1. Carbonatite....................................... 60 6.6.2. China .................................................................................... 79 6.6.10. Mongolia ............................................. |  | | Journal (article/letter/editorial) | | STRENGTH ELEMENTS IN THE T ZONE, THOR LAKE RARE-METAL DEPOSIT YONGGANG FENG§ AND IAIN M. SAMSON Department...(Y-REE-Nb-Ta-Zr-Be) deposit, Northwest Territories, Canada, is a world-class deposit hosted by alkaline...mineralized zones, namely the Nechalacho and T Zones deposit. The T Zone is shown to have originally been a...hydrothermal, alkaline rocks, pegmatite, rare-element deposit, rare earth element. INTRODUCTION High field strength...such as the Bayan Obo REE-Fe-Nb § deposit, China, and the Gallinas Mountains REE deposit, New Mexico |  | | Report (volume) | | Some Rare-Element ' Mineral Deposits ^ in Mainland China By K. Y. LEE ^ CONTRIBUTIONS TO ECONOMIC GEOLOGY...of geologically similar environments in mainland China UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...Yin-shan Range, north China. 3. Generalized geologic map of the Nan-ling Range, south China. N2 4 16 TABLE... SOME RARE-ELEMENT MINERAL DEPOSITS IN MAINLAND CHINA By K. Y. LEE ABSTRACT This report is a summary of...mineral deposits in mainland China. In the Tin-shan Range of north China these deposits occur in tabular |  | | Book | | in southwestern Arizona. When used with a town or city this designation indicates the direction in which...Just, Perth, Australia; Richard Thomssen, Carson City, Nevada, USA; Peter Embrey, London, England; Jessie...K(U02)As04*3H20, Tet. Vitreous yellow. Fuemrole mine, Temple Mt., Emery Co., Utah, USA. H= 2-3, Djjj=...grey, bluish-grey, yellow, light green. Langban mine, Filipstad (near), Varmland, Sweden. H= 5, Djjj=3...5As30ig, E Rhom. Translucent blue-green. Terres mine, St. Ausdell, Cornwall, England and/or Johanngeorgenstadt |  | | Journal (article/letter/editorial) | | mineralization in the Madeira Sn-Nb-Ta world-class deposit (Pitinga, Brazil) Ingrid.W. Hadlich, Artur C. Bastos...mineralization in the Madeira Sn-Nb-Ta world-class deposit (Pitinga, Brazil), Ore Geology Reviews (2019),...mineralization in the Madeira Sn-Nb-Ta world-class deposit (Pitinga, Brazil). Ingrid. W. HADLICH1, Artur C...Sn-Nb-Ta Madeira deposit is located in the Pitinga mine (northern Brazil). The deposit is associated with...facies of the A-type Madeira Granite (~1,820 Ma). The mine commercially extracts tin (cassiterite), Nb and |  | Yarmolyuk, V. V., Lykhin, D. A., Shuriga, T. N., Vorontsov, A. A., Sugorakova, A. M. (2011) Age, composition of rocks, and geological setting of the Snezhnoe beryllium deposit: Substantiation of the Late Paleozoic East Sayan rare-metal zone, Russia. Geology of Ore Deposits, 53 (5) 390-400 doi:10.1134/s1075701511040064 | Journal (article/letter/editorial) | | and Geological Setting of the Snezhnoe Beryllium Deposit: Substantiation of the Late Paleozoic East Sayan...24, 2011 Abstract—The Snezhnoe phenakite–beryl deposit is one of the highestgrade deposits in the Altai–Sayan...Altai–Sayan beryllium province. This deposit is spatially associated with the alkali granite of the Ognit...rocks at that time. The Early Paleozoic Aryskan deposit related to the alkali granite and SolBel’adyr...boundary, the Altai–Sayan region was situated in the inner part of the Siberian continent far from its active |  | | Journal (article/letter/editorial) | | valuable muscovite zones (in the Slyudyanogorsk deposit and elsewhere) within the same Ural-tau metamorphic...cyrtolite, pyrochlore, cassiterite, columbite and ferrithorite. - All these rare-metal and other ore minerals...with the gneisses and schists along a roughly east-west rupture in the gently sloping southern flank of...accessory minerals consist mainly of apatite, ferrithorite, monazite, Nb-sphene, Yorthite, zircon, fluorite...indicate that the magmatic complexes of Nigeria, Mongolia and Tuva that contain rare-metal apogranites arose |  | Gordienko, I. V., Roshchektaev, P. A., Gorokhovsky, D. V. (2016) Oka ore district of the Eastern Sayan: Geology, structural–metallogenic zonation, genetic types of ore deposits, their geodynamic formation conditions, and outlook for development. Geology of Ore Deposits, 58 (5) 361-382 doi:10.1134/s1075701516050044 | Journal (article/letter/editorial) | | Mestorozhdenii, 2016, Vol. 58, No. 5, pp. 405–429. Oka Ore District of the Eastern Sayan: Geology, Structural–Metallogenic...earlier works, it is established that the Oka ore district formed mainly in the Neoproterozoic–Early Paleozoic...Sayan geological–economic district is related to the administrative Oka District of Republic of Buryatia...and to the Oka ore district (OOD) in geological and metallogenic terms. The district encompasses the western...Therefore, this district is currently regarded as a potentially large industrial cluster of mining profile, |  | | Journal (article/letter/editorial) | | 1. Ore Formation Conditions of the Aunik F–Be Deposit (Western Transbaikalia) L. B. Damdinovaa, *, B...mineralization based on the example of the Aunik F–Be deposit, which is part of the Western Transbaikalia beryllium-bearing...mineralization are also assessed. The ores of the deposit are represented by feldspar–fluorite–phenakite–bertrandite...the apocarbonate nature of the main ores at the deposit, making it possible to establish the igneous nature...small-scale mineralization at the deposit. Keywords: Aunik F–Be deposit, apocarbonate ores, fluid inclusions |  | | Book | | Al)16O34(Cl,SO4,CO3)4.0-6H2O, from a lapis-lazuli mine, Sar-e-Sang, Badakshan province, Afghanistan. The...Greenish-blue hexagonal crystals from the Bou-Skour copper mine, Jebel Sarhro,* Ouazazate,* Morocco, have the composition...Natural /1-FeOOH, occurring at the Akagane mine, Iwate prefecture, Japan, and named from the locality. Synthetic...hexagonal crystals in skarns in the Solvech fluorite deposit. Karagandin region. Kazakhstan, have a 12-87, c...(Ana3aHHT). An abundant mineral in ores of the Kakhetin deposit, USSR, is intermediate in composition between pyrrhotine |  | | Book (edition) | | Absitc. var. of brannerite. A .W.G. Whittle ( 1 954) Mining Rev. S. Austral. Dept. Mines no. 9 (for 1 952)...(TL) Crackers Well. South Australia. Australia. Deposit located by air-borne scintillator; hence name....44. c 1 3 .50 A. A natural occurrence at a coal mine in the (TL) Lvov-Volynsk basin, USSR. Achates. syn...following Lcvinson's rule. (TL) Beyun -Obo. Central Mongolia. China. 18.2. 1 5 Aeschyn ite- ( Y ) , (Y ...8eitr. Chem. Kennin. Min. 2, 1 84. Specimens from China, used for carving. have been shown to be an Al silicate |  | | Book | | doubtless the U.S.S.R., likewise established uranium mining industries. These efforts in the Reid and in the.... .. ................ . .......... . . ..... . China . . . . . . . . . . . . . . . . . . . . ' . ' ....lagioclase. Deep Creek r o. l pcg1natite, B1yson City, N .C. ( Xl) . 24 Min.e·ralogy and Geolog y of...are reported fr61n pitchblende from the Central City distiict, Colo. (Sims, 1955). Noted in Belgian Congo...brecciated ( Elclorado deposit, Great Bear Lake, Canada; Gold.fields district, Canada) (Fig. '2.7). Brecciated |  | | Journal (article/letter/editorial) | | ic transformations of host Focks in Lena gold district. Gold lodes and placers are situated in the zones...entirely satisfactory, upon closer study of the district. It develops that the mineralization was triggered...reserve exceeds 1 billion tons in the Omolon-South district alone. Kapustin, Yu. L. (423-426). Another apatite-bearing...nepheline-syenite massif, like the Pichkhol, in the same district, contains apatite whereas the more than 20 others...Kashintsev, G.L. (456-459). Ultrabasic and basic rocks in West Australian trough, Indian Ocean. Chemical and normative |  | Udoratina, O. V., Soboleva, A. A., Kuzenkov, N. A., Rodionov, N. V., Presnyakov, S. L. (2006) Age of granitoids in the Man’khambo and Il’yaiz plutons, the northern Urals: U-Pb data. Doklady Earth Sciences, 407 (1) 284-289 doi:10.1134/s1028334x06020309 | Journal (article/letter/editorial) | | overlapping conglomerate (1100 ± 50 Ma, U–Pb age of ferrithorite [7]) containing granite pebbles and occuring...Shcherbin. (1–3) Terrigenous–carbonate rocks of the West Ural lithotectonic zone of the Uralides: (1) Devonian–Lower |  | | Book (volume) | | Publishing Copp Clark Ltd 517 Wellington Street West, Toronto M5V 1G1, Canada Sir Isaac Pitman Ltd Banda...deposits Khakandzha deposit (9) Mnogovershinnoe deposit Zod deposit (19) Kurzanakh deposit Medium-depth ...Baler and Taseeva deposits (24) deposit Det (31) Kochkanr deposit (40) ~ deposits, of under the...weathering OF SILVER (K.F. depth 63 64 crusts deposit 64 (64) 67 basin placers Kuznetsov of and...mineralization 83 92 silver-lead association Kandzhok deposit (94) The silver-gold References DEPOSITS (60) |  | | Report (volume) | | (U0 3 ) from pitchblende from the Georg Wagsfort mine at J ohanngeorgenstadt in the Erzgebirge of Saxony...development of the rich uranium ores of the Katanga district in the Belgian Congo. The uraninite ores of Great...followed the discovery of the Great Bear Lake deposit, owing primarily to the very small extent of surface...U. S. Geological Survey. The present intensive mining activities in the Colorado Plateau region and associated...Hillebrand (1891, p. 64). 4. Pitchblende. Vein deposit near Black Hawk, Gilpin County, Colo. Hillebrand |  | | Report (issue) | | CAMEROON CANADA CENTRAL AFRICAN REPUBLIC CHAD CHILE CHINA COLOMBIA CONGO COSTA RICA CÔTE D’IVOIRE CROATIA...MARSHALL ISLANDS MAURITANIA MAURITIUS MEXICO MONACO MONGOLIA MONTENEGRO MOROCCO MOZAMBIQUE MYANMAR NAMIBIA...including the geology, mineralogy, metallurgy, mining methods, resources, genesis, exploration techniques...classification................... 31 2.2.4. Cigar Lake deposit...................................................................... 33 2.2.5. McArthur River deposit .............................................. |  | | Journal (article/letter/editorial) | | not currently being worked, or considered, in the West and points out that, at least in the USSR, gallium...1952 Goldschrnidt, 1954 Bell, 1955 Rankama, 1946 Mongolia G. G. Vorob 'ev , 1957 Skaergaard intrusion...gallium content of 0.001% for the ash of coals from Mongolia (34 determinations). We might also refer here...(1957) reports n. 10 -2 % gallium in some soils of Mongolia and A. P. Vinogradov (1957) considers 0.003-0...Regions S. Finnish Lapland 0.0075 –0.01 0.00n Mongolia -0.01 Authors Sahama, 1952 G.G. Vorob'ev, 1957 |  | | Book | | which shows that it dates back to the beginnings of mining. By minerals we mean the constituents of rocks...accumulation in a par ticular locality, called a mineral deposit, is large enough. The percent age of the useful...useful component is high enough to make mining worth while. Some minerals contain important metals, such...of the development of material culture, in which mining played Fig. 1.An ancient working ul an unlimuny...tians, Greeks, etc., were among the pioneers of mining. From time immemorial man has known not only native |  | | Book | | particularly since the commencement of the very lucrative mining of the Palabora carbonatite for copper and a host...by-products, and it is the exploration efforts of mining companies that have led to the discovery of many...60' 156' MONGOLIA ARCTI C 132' ,,/ 108' 1\\ 84' I OCEAN 108" '/ 180' 84' CHINA 80' I 76'...problems aroused interest slightly later than in the West with the reviews published by Borodin (1957), Kukharenko...occurrence in the Aldan represents a large apatite deposit which could be exploited, because of the proximity |  | | Book (volume) | | now includes the industrial area around the modem city of Dnepropetrovsk, but in the past was one of the...Aldanskogo shchita (Petrology of the Taezhnoe Iron-Ore Deposit in the Archean of the Aldan Shield). — Magadan...created the intrusive bodies in the area of ore deposit cannot have been the sole source of the metalliferous...uranium and is incapable of generating an ore deposit from the metal it contains. However, here we do...Pb207/U235 Yazzi 102 mine, Cameron, Arizona 17 0± 13 208±16 680±200 Mi Vida mine, Lisbon valley 190± |  | | Book (edition) | | well shown by the metal produced by the National mine in northern Nevada which contained very nearly equal...igneous and metamorphic rocks, as in the Porcupine district of Ontario. Gold is also important in some placer...rarely in sediments, especially sandstones. A large deposit of native copper is near Hough¬ ton, Michigan;...Laurium, Greece, and also (rafaelite) at a lead mine in Chile. Fiedlerite [Pb3(OH)oCl4] is monoclinic...Color lemon yellow. Luster vitreous. Found on a mine dump at Cerro Pintados, Chile. 31 F. A. Bannister: |  | | Book (edition) | | 61030 Dr. Ernest H. Nickel CSIRO Exploration and Mining Floreat Park Laboratories Underwood Avenue Private...Chinese Science Bulletin Canadian Institute of Mining and Metallurgy, Special Volume Clay Minerals Clays...Diffraction Proceedings of the Australasian Institute of Mining and Metallurgy Proceedings of the Lunar Science...1991/176, 133 (str); Stumpfl & Clark:Trans. Inst. Mining Metall.1965/74, B933; Oen & Kieft: Mh 1974, l;Verryn...direction by a common O atom. BO 3 triangles are the inner components of a framework of comer-sharing BeO 3OH |
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