ID: 40
rec_id: 40
depname: Mushgai-Khudag
deptype: 10
depage: 139.9±5.9 Rb-Sr isochron, whole rock
json: {"id":"http:\/\/mrdata.usgs.gov\/carbonatite\/record\/40","type":"Feature","geometry":{"type":"Point","coordinates":[104.05138888889,44.400833333333]},"properties":{"country":"Mongolia","cntrycd":"MNGL","depname":"Mushgai-Khudag","altname":"Mushugay-Khuduk","latitude":"44.4008333333333","latdeg":44,"latmin":24,"latsec":3,"longitude":"104.051388888889","londeg":104,"lonmin":3,"lonsec":5,"discdate":"1974","mintype":"s\u00f6vite","oreton":"367","deptype":10,"niobium":"0","ree":"1.6","p2o5":"0","grades":"Kamitani and Hirano (1990)","depage":"139.9\u00b15.9 Rb-Sr isochron, whole rock","agemy":"140","tectset":"Mongolian main lineament; Late Mesozoic central Gobi alkaline magmatic belt","rocks":"carbonatite, carbonatitic agglomerate, carbonatite eruptive breccia, carbonatitic tuff, nepheline syenite, melanephelinite, quartz syenite, trachyte","rocksmap":"conglomerate, dacite, granite, rhyolite, sandstone (Silurian\u0096Devonian)","orebody_fm":"lenses, veins and stockworks, eruptive breccia in paleovolcano (?80x200 m)","altwidth":"0","dep5km":"11d, apatite-magnetite","comments":"Different reserve and resource estimations: 6.1 Mt at 1.37% Re2O3 (Singer, 1998); 200 Mt at 1.5% Re2O3 (ESCAP, 1999). The deposit contains also 0.44 Mt at 0.88\u009614% P2O5, 0.22 Mt at 0.95% BaSO4, and 0.22 Mt at 0.9% Sr; resources of 1.2 Mt Fe (Nokleberg and others, 2003).","mineral":[{"role":"ore","name":"apatite"},{"role":"ore","name":"barite"},{"role":"ore","name":"bastnaesite"},{"role":"ore","name":"celestite"},{"role":"ore","name":"fluorite"},{"role":"ore","name":"galena"},{"role":"ore","name":"magnetite"},{"role":"ore","name":"pyrite"},{"role":"ore","name":"pyrrhotite"},{"role":"ore","name":"thorianite"},{"role":"gangue","name":"ankerite"},{"role":"gangue","name":"calcite"},{"role":"gangue","name":"diopside"},{"role":"gangue","name":"dolomite"},{"role":"gangue","name":"k-feldspar"},{"role":"gangue","name":"phlogopite"},{"role":"gangue","name":"quartz"}],"reference":["ESCAP (Economic and Social Commission for Asia and the Pacific), 1999, Geology and mineral resources of Mongolia: Atlas of Mineral Resources of the Asia-Pacific Region, ESCAP, United Nations, v. 14, 192 p.","Gerel, O., Munkhtsengel, B., Enkhtuvshin, H., and Iizumi, S., 2005, Mushgai-Khudag and Bayan Khoshuu volcanic-plutonic alkaline complexes with REE\u00b1Ta, Nb, Fe carbonatite mineralization, in Seltman, R., Gerel, O., and Kirwin, D., eds., Geodynamics and metallogeny of Mongolia with a special emphasis on copper and gold deposits: London, CERCAMS, IAGOD Guidebook Series 11, p. 215\u0096221.","Kamitani, M., and Hirano, H., 1990, Important carbonatite-alkaline\/alkaline complexes and related mineral resources in the world: Bulletin of the Geological Survey of Japan, v. 41, no. 11, p. 631\u0096640.","Kovalenko,V.I., Samoylov, V.S., Vladykin, N.V., Goreglyad, A.V., and Makagon, L.D., 1977, Geochemical characteristics of a shallow carbonatite complex in the Gobi desert: Geochemistry International, v. 14, no. 5, p. 23\u009636.","Kovalenko,V.I., and Yarmolyuk, V.V., 1995, Endogenous rare metal formations and rare metal metallogeny of Mongolia: Economic Geology, v. 90, p. 520\u0096529.","Nokleberg, W.J., Bounaeva, T.M., Miller, R.J., Seminskiy Z.V., and Diggles, M.F., eds., 2003, Significant Metalliferous and Selected Non-Metalliferous Lode Deposits, and Selected Placer Districts of Northeast Asia, Database: U.S. Geological Survey Open-File Report 03-220,","http:\/\/pubs.usgs.gov\/of\/2003\/of03-220\/DATABASE\/lode_deposits.txt (last visited March 24, 2009)","Samoilov, V.S., and Kovalenko, V.I., 1983, Complexes of alkaline rocks and carbonatites in South Mongolia: Transactions of Joint Soviet-Mongolian Scientific Geological Expedition, Moscow, Nauka, v. 35, 195 p. (in Russian).","Samoilov, V.S., Kovalenko,V.I., Sengee, D., Ivanov, V.G., Smirnova, E.V., Konusova, V.V., Pakhomova, N.N., 1988, Geology, ore composition, and genesis of the one of rare-earth deposits in Mongolia: Geology of Ore Deposits, v. 30, no. 2, p. 62\u009674 (in Russian).","Singer, D.A., 1998, Revised grade and tonnage model of carbonatite deposits: U.S. Geological Survey Open-File Report 98-235, 8 p."]}}
url: https://mrdata.usgs.gov/carbonatite/show-carbonatite.php?rec_id=40