 | Chao, E.C., Tatsumoto, Mitsunobu, Erickson, R.L., Minkin, J.A., Back, J.M., Buden, R.V., Okita, P.M., Zonglin, Hou, Qingrun, Meng, Yingchen, Ren, Weijun, Sun, McKee, E.H., Turrin, B.D., Junwen, Wang, Xibin, Li, Edwards, C.A. (1990) Origin and ages of mineralization of Bayan Obo, the world's largest rare earth ore deposit, Inner Mongolia, China. Open-File Report Vol. 1990 (90-538) US Geological Survey doi:10.3133/ofr90538 | Report (issue) | | Mineralization of Bayan Obo, the World's Largest Rare Earth Ore Deposit, Inner Mongolia, China by E.C.T. Chao...Herndon, VA 5Tianjin Geological Research Academy, China 6USGS Menlo Park, CA CONTENTS Abstract Introduction...sequence and ages of mineralization Comparison of Bayan Obo mineral characteristics with those of known magmatic...selected Bayan Obo minerals Table 2. General comparison of mineral characteristics between Bayan Obo and carbonatites...Captions for figures Figure 1. Geologic map of the Bayan Obo area Figures 2-5. Photograph and photomicrographs |  | Liu, Yifei, Bagas, Leon, Nie, Fengjun, Jiang, Sihong, Li, Chao (2016) Re–Os system of black schist from the Mesoproterozoic Bayan Obo Group, Central Inner Mongolia, China and its geological implications. Lithos, 261. 296-306 doi:10.1016/j.lithos.2015.11.023 | Journal (article/letter/editorial) | | schist from the Mesoproterozoic Bayan Obo Group, Central Inner Mongolia, China and its geological implications...Academy of Geological Sciences, Beijing, 100037, China Centre for Exploration Targeting, University of...Academy of Geological Sciences, Beijing 100037, China a r t i c l e i n f o Article history: Received...xxxx Keywords: Bilute Formation Bayan Obo Group Haoyaoerhudong gold deposit Black schist Re–Os system a...a c t The Mesoproterozoic Bayan Obo Group in central Inner Mongolia, China, represents a sedimentary |  | | Journal (article/letter/editorial) | | constraints on the genesis of the Bayan Obo Fe–Nb–REE deposit in Inner Mongolia, China Xiao-Yong Yang a,b,*, Wei-Dong...University of Science and Technology of China, Hefei 230026, China b CAS Key Laboratory of Isotope Geochronology...510640, China c Institute of Geology, Chinese Academy of Geological Sciences, Beijing 100037, China Received...in Dulahala near Bayan Obo, and rare earth element (REE)-rich dolomite in Bayan Obo have been determined...determined to understand the genesis of the Bayan Obo Fe–Nb–REE ore deposit, the world’s largest resource of REE |  | Sun, Jian, Zhu, Xiangkun, Chen, Yuelong, Fang, Nan, Li, Shizhen (2014) Is the Bayan Obo ore deposit a micrite mound? A comparison with the Sailinhudong micrite mound. International Geology Review, 56 (14) 1720-1731 doi:10.1080/00206814.2014.955828 | Journal (article/letter/editorial) | | http://www.tandfonline.com/loi/tigr20 Is the Bayan Obo ore deposit a micrite mound? A comparison with the Sailinhudong...Geological Sciences, Beijing, China b School of Earth Sciences and Resources, China University of Geosciences...Geosciences, Beijing, China Published online: 23 Sep 2014. To cite this article: Jian Sun, Xiangkun Zhu, Yuelong...Chen, Nan Fang & Shizhen Li (2014) Is the Bayan Obo ore deposit a micrite mound? A comparison with the Sailinhudong...org/10.1080/00206814.2014.955828 Is the Bayan Obo ore deposit a micrite mound? A comparison with the Sailinhudong |  | | Journal (article/letter/editorial) | | REVIEW Assessing rare earth element mineral deposit types and links to environmental impacts Z. H. Weng*1...modest scale of the global REE mining sector means that the REE mineral deposit type knowledge base is small...classification scheme for differing REE mineral deposit types, outline the geological processes that cause...on the environmental impact associated with REE mining, extraction and processing. Although current global...mineralogy is linked to environmental risks during mining and refining, especially aspects such as radioactive |  | Yang, X.-M., Yang, X.-Y., Zheng, Y.-F., Le Bas, M. J. (2003) A rare earth element-rich carbonatite dyke at Bayan Obo, Inner Mongolia, North China. Mineralogy and Petrology, 78 (1) 93-110 doi:10.1007/s00710-002-0220-5 | Journal (article/letter/editorial) | | element-rich carbonatite dyke at Bayan Obo, Inner Mongolia, North China X.-M. Yang1 , X.-Y. Yang2 , Y.-F... University of Science and Technology of China, P.R. China 3 School of Ocean and Earth Science, University...elements (REE), is reported from Bayan Obo, Inner Mongolia, North China. The REE content in the dyke varies...marble, the ore-host rock of the Bayan Obo REE–Nb–Fe giant mineral deposit. This fact may indicate a petrogenetic...between the dykes described here and the Bayan Obo mineral deposit. Introduction Since the discovery of |  | | Journal (article/letter/editorial) | | carbonatitic dolomite host of the Bayan Obo Fe-Nb-REE deposit, Inner Mongolia, N China M. J. LE BAS* Geology Department...LE1 7RH, UK Abstract The large Fe-Nb-REE deposit at Bayan Obo is hosted by a dolomite marble within the...marbles, quartzites and slates that belongs to the Bayan Obo Formation of mid-Proterozoic age. The dolomite...the sedimentary limestones and dolomites of the Bayan Obo Formation, which occur in the thrust stack together...KEYWORDS:carbonatite, dolomite, limestone, marble, Bayan Obo, oxygen isotopes, carbon isotopes, strontium isotopes |  | Yang, X.-M., Yang, X.-Y., Zhang, P.-S., Le Bas, M. J. (2000) Ba-REE fluorcarbonate minerals froma carbonatite dyke at Bayan Obo,Inner Mongolia, North China. Mineralogy and Petrology, 70 (3) 221-234 doi:10.1007/s007100070004 | Journal (article/letter/editorial) | | minerals from a carbonatite dyke at Bayan Obo, Inner Mongolia, North China X.-M. Yang1 , X.-Y. Yang1 , P.-S...Technology of China, P.R. China 2 Institute of Geology, The Chinese Academy of Sciences, P.R. China 3 Department...occurrence in a carbonatite dyke at Bayan Obo, Inner Mongolia, North China, of the Ba-REE ¯uorocarbonate minerals...marble that hosts the giant REE-Nb-Fe ore body at Bayan Obo, providing evidence that the two may be cogenetic...e aus einem Karbonatitgang bei Bayan Obo, Innere Mongolei, Nord-China Die Ba-SEE Fluorkarbonate Cebait |  | Lai, Xiaodong, Yang, Xiaoyong, Santosh, M., Liu, Yulong, Ling, Mingxing (2015) New data of the Bayan Obo Fe–REE–Nb deposit, Inner Mongolia: Implications for ore genesis. Precambrian Research, 263. 108-122 doi:10.1016/j.precamres.2015.03.013 | Journal (article/letter/editorial) | | com/locate/precamres New data of the Bayan Obo Fe–REE–Nb deposit, Inner Mongolia: Implications for ore genesis...and Technology of China, Hefei 230026, China College of Earth Sciences, East China Institute of Technology...Technology, Nanchang 330013, China School of Earth Sciences and Resources, China University of Geosciences...Geosciences, Beijing 100083, China d Division of Interdisciplinary Science, Faculty of Science, Kochi University...Chinese Academy of Sciences, Guangzhou 510640, China b c a r t i c l e i n f o Article history: Received |  | Liu, Shang, Fan, Hong-Rui, Yang, Kui-Feng, Hu, Fang-Fang, Wang, Kai-Yi, Chen, Fu-Kun, Yang, Yue-Heng, Yang, Zhan-Feng, Wang, Qi-Wei (2018) Mesoproterozoic and Paleozoic hydrothermal metasomatism in the giant Bayan Obo REE-Nb-Fe deposit: Constrains from trace elements and Sr-Nd isotope of fluorite and preliminary thermodynamic calculation. Precambrian Research, 311. 228-246 doi:10.1016/j.precamres.2018.04.021 | Journal (article/letter/editorial) | | hydrothermal metasomatism in the giant Bayan Obo REE-Nb-Fe deposit: Constrains from trace elements and Sr-Nd...Geophysics, Chinese Academy of Sciences, Beijing 100029, China College of Earth and Planetary Sciences, University...100049, China Institutions of Earth Science, Chinese Academy of Sciences, Beijing 100029, China d Key Laboratory...Technology of China, Hefei 230026, China e Baotou Research Institute of Rare Earth, Baotou 014030, China b c ...Fluorite Geochemistry Thermodynamic Bayan Obo REE-Nb-Fe deposit Fluorite of various occurrences could |  | | Report (volume) | | Carbonate-Hostjed Giant Bayan Obo REE-Fe-Nb Ore Deposit of Inner ~vtongolia, China: A Cornerstone Example...made possible b_v the U.S.!People 's Republic of China Earth Sciences Protocol between the Academy of Geological...the Ministry of Geology and Mineral Resources of China and the U.S. Geological Suney, Department of the...National Center, 12201 Sunrise Valley Dr. • Salt Lake City, Utah-2222 West, 2300 South • Spokane, Washington-Rm...Carbonate-Hosted Giant Bay an Obo REE-Fe-Nb Ore Deposit of Inner Mongolia, China: A Cornerstone Example for |  | | Report (issue) | | Aspects Of Light Rare Earth Element Resources, Bayan Obo, China By David M. Sutphin and Lawrence J. Drew... Aspects Of Light Rare Earth Element Resources, Bayan Obo, China By David M. Sutphin and Lawrence J. Drew Abstract...commodities are produced from only two deposits Bayan Obo in China and Mountain Pass in California. The essential...essential characteristics of the Bayan Obo deposit are discussed in light of the larger family of deposits...earth elements comes from only two sources Bayan Obo in China and Mountain Pass in California. Environmental |  | | Journal (article/letter/editorial) | | genesis of the world class Bayan Obo Fe-REE-Nb deposits, Inner Mongolia, China: Multistage processes and...genesis of the world class Bayan Obo Fe-REE-Nb deposits, Inner Mongolia, China: Multistage processes and...genesis of the world class Bayan Obo Fe-REE-Nb deposits, Inner Mongolia, China: Multistage processes and...smith@brighton.ac.uk, Tel: +44(0)1263 Keywords: Bayan Obo; carbonatite; rare earth elements; niobium; hydrothermal... ACCEPTED MANUSCRIPT Abstract: The Bayan Obo Fe-REE-Nb deposit is the world’s largest rare earth element |  | | Journal (article/letter/editorial) | | Deposits: The Key Example of China Banded ore of the Bayan Obo deposit Jindrich Kynicky1, Martin P.... the deposits of rare earth elements (REEs) in China are a world-class phenomenon. The combination of...accumulation of REEs in the Bayan Obo deposit and the low cost of mining the extremely valuable heavy...heavy REEs from residual deposits makes China almost a monopoly producer. Research on a range of Chinese...metamorphosed carbonatite and polyphase mineralization at Bayan Obo, through unusual flat REE patterns in carbonatites |  | | Journal (article/letter/editorial) | | the relatively modest scale of the global REE mining sector has limited our knowledge of REE mineral...have mineral resources reported using statutory mining codes (e.g., JORC, NI43-101, SAMREC), with the...In terms of REE resources by individual country, China dominates currently known TREO + Y resources (268...hosted within tailings (dominated by tailings from Bayan Obo but with smaller resources at Palabora, Steenkampskraal...from resources other than traditional hard-rock mining. Global REE resources are dominated by the light |  | | Journal (article/letter/editorial) | | METASOMATITES AT THE BAY AN OBO RARE EARTH DEPOSIT, INNER MONGOLIA, CHINA D. O. Ontoyev a a Institute...METASOMATITES AT THE BAY AN OBO RARE EARTH DEPOSIT, INNER MONGOLIA, CHINA, International Geology Review...METASOMATITES AT THE BAY AN OBO RARE EARTH DEPOSIT, INNER MONGOLIA, CHINA D. O. Ontoyev1 Downloaded by...rare earth elements that make Bayan Obo the world's largest rare earth deposit are contained mostly in fluorocarbonate...entire Bayan Obo deposit. At the eastern end of the Bayan Obo iron-fluorine-rare-earth deposit, in the |  | Guowu, Li, Guangming, Yang, Fude, Lu, Ming, Xiong, Xiangkun, Ge, Baoming, Pan, de Fourestier, Jeffrey (2016) Fluorcalciopyrochlore, A New Mineral Species From Bayan Obo, Inner Mongolia, P.R. China. The Canadian Mineralogist, 54 (5) 1285-1291 doi:10.3749/canmin.1500042 | Journal (article/letter/editorial) | | SPECIES FROM BAYAN OBO, INNER MONGOLIA, P.R. CHINA LI GUOWU§ Crystal Structure Laboratory, China University... P.R. China YANG GUANGMING China University of Geosciences (Wuhan), 430074 Wuhan, P.R. China LU FUDE...050031 Shijiazhuang, P.R. China XIONG MING Crystal Structure Laboratory, China University of Geosciences...P.R. China GE XIANGKUN Beijing Research Institute of Uranium Geology, 10029 Beijing, P.R. China PAN...PAN BAOMING China University of Geosciences (Wuhan), 430074 Wuhan, P.R. China JEFFREY DE FOURESTIER |  | Wang, Junwen, Tatsumoto, Mitsunobu, Li, Xibin, Premo, Wayne R., Chao, Edward C.T. (1994) A precise 232Th-208Pb chronology of fine-grained monazite: Age of the Bayan Obo REE-Fe-Nb ore deposit, China. Geochimica et Cosmochimica Acta, 58 (15) 3155-3169 doi:10.1016/0016-7037(94)90043-4 | Journal (article/letter/editorial) | | fine-grained monazite: Age of the Bayan Obo REE-Fe-Nb ore deposit, China* JUNWEN WANG,‘.+ MITSUNOBU TATSUMOTO...earth elements (REE)-Fe-Nb ore deposit, the Bayan Obo of Inner Mongolia, China. The monazite samples, collected...that REE mineralization within the giant Bayan Obo ore deposit occurred over a long period of time. The...208Pb/204Pb) and large negative tNd values for Bayan Obo ore minerals indicate that the main source(s)...bastnaesite fractions separated magnetically from Bayan Obo ore samples. The magnetic separation was achieved |  | Zhang, Yongbei, Sun, Shihua, Xu, Chengyan, Wang, Hao, Zhao, Chongsun, Zhu, Zhihua (2003) Carbonatitic Volcanic Genesis of Hetaoqing Fe-Cu Deposit in Central Yunnan, China. Resource Geology, 53 (4) 261-272 doi:10.1111/j.1751-3928.2003.tb00175.x | Journal (article/letter/editorial) | | Volcanic Genesis of Hetaoqing Fe-Cu Deposit in Central Yunnan, China , Yongbei ZHANG* **, Shihua SUN*...Beijing 100029, China [e-mail: zhangyb9@163.com] ** Faculty of Earth Sciences, China University of Geosciences...Geosciences, Wuhan 430074, China ***Geological Department of Southwest Geological Exploration Bureau,... Kunming 650000, China Received on July 8, 2003; accepted on October 8, 2003 Abstract: The Kunyang rift...a rare Precambrian Fe-Cu mineralization zone in China. The Wuding-Lufeng mineralization area in the middle |  | | Journal (article/letter/editorial) | | compositions of carbonate minerals from Bayan Obo, Inner Mongolia, China: implications for petrogenesis Xue-Ming...University of Science and Technology of China, Hefei 230026, China b Department of Geology, University of...at the Bayan Obo giant rare earth element (REE) – Nb – Fe ore deposit, Inner Mongolia, China are divided...sandstone, sandstone and shale, comprising the Middle Proterozoic Bayan Obo Group. In contrast, the mineralized...dikes (D) occurring within 3.5 km northeast of the deposit. These carbonates contain high MnO (>0.50 wt.%) |  | Zhong, Yan, Zhai, Mingguo, Peng, Peng, Santosh, M., Ma, Xudong (2015) Detrital zircon U–Pb dating and whole-rock geochemistry from the clastic rocks in the northern marginal basin of the North China Craton: Constraints on depositional age and provenance of the Bayan Obo Group. Precambrian Research, 258. 133-145 doi:10.1016/j.precamres.2014.12.010 | Journal (article/letter/editorial) | | of the North China Craton: Constraints on depositional age and provenance of the Bayan Obo Group Author:...of the North China Craton: Constraints on depositional age and provenance of the Bayan Obo Group, Precambrian... the North China Craton: Constraints on depositional age and provenance of the Bayan Obo Group Chinese...Lithosphere Evolution, P.O. Box 9825, Beijing 100029, PR China b Key Laboratory of Mineral Resources, Institute...Chinese M Academy of Sciences, Beijing 100029, PR China Northwest University, State Key Laboratory of Continental |  | | Journal (article/letter/editorial) | | A g deposit, South Australia, the Wemecke Mountain breccias, Yukon, the Kiruna iron ore district, Sweden...Sweden, and the southeast Missouri iron ore district, and a review of literature on other ironrich mineral...magmatic zone of northwest Canada, the Bayan Obo district of China, and perhaps the Redbank breccia pipes...and within individual districts, particularly in deposit morphology. Individual deposits occur as strongly...structures. The global occurrence of this type of deposit at approximately 1.8 to 1.4 Ga suggests a relation |  | | 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...to those at Bayan Obo. Introduction THE BAYAN OBO Fe-REE-Nb deposit, Inner Mongolia, China, is the world’s...major Fe producer. Interest is focused on the deposit because of its extraordinary metal concentrations |  | | 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) | | geochemical study of the Bayan Obo Group, northern margin of the North China Craton: Implications for...geochemical study of the Bayan Obo Group, northern margin of the North China Craton: Implications for...geochemical study of the Bayan Obo Group, northern margin of the North China Craton: Implications for...Academy of Geological Sciences, Beijing 100037, China b Department of Earth Sciences, The University...Geology and Mineral Resources, Tianjin 300170, China *Corresponding author: Institute of Geology, Chinese |
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