ID: 27
rec_id: 27
depname: Weishan
deptype: 10
depage: 110 K-Ar, muscovite;|140 K-Ar, syenite
json: {"id":"http:\/\/mrdata.usgs.gov\/carbonatite\/record\/27","type":"Feature","geometry":{"type":"Point","coordinates":[117.20805555556,34.755555555556]},"properties":{"country":"China","cntrycd":"CINA","stprov":"Shandong","depname":"Weishan","altname":"Xishan","latitude":"34.7555555555556","latdeg":34,"latmin":45,"latsec":20,"longitude":"117.208055555556","londeg":117,"lonmin":12,"lonsec":29,"startdate":"1970s","mintype":"beforsite","deptype":10,"niobium":"0","ree":"0","p2o5":"0","grades":"ore tonnage unavailable","depage":"110 K-Ar, muscovite;|140 K-Ar, syenite","agemy":"110","tectset":"North China craton","rocks":"albitite, carbonatite, lamprophyre, quartz syenite, syenite porphyry","rocksmap":"gneiss (Archean)","orebody_fm":"vein cluster related to syenite stock","ore_a":"2.4","ore_area":"2.5","ore_b":"1.3","altwidth":"0","dep5km":"11d","comments":"Production at 1.6% Re2O3 (Wu and others, 1996), medium-sized deposit (Chinamining, 2006). NW trending bastnaesite-barite-carbonatite vein cluster associated with syenite plug and dikes","mineral":[{"role":"ore","name":"aeschynite"},{"role":"ore","name":"allanite"},{"role":"ore","name":"anatase"},{"role":"ore","name":"ancylite-(ce)"},{"role":"ore","name":"apatite"},{"role":"ore","name":"barite"},{"role":"ore","name":"bastnaesite-(ce)"},{"role":"ore","name":"britholite-(ce)"},{"role":"ore","name":"carbocernaite-(ce)"},{"role":"ore","name":"chevkinite"},{"role":"ore","name":"columbite"},{"role":"ore","name":"fluorite"},{"role":"ore","name":"goethite"},{"role":"ore","name":"hematite"},{"role":"ore","name":"magnetite"},{"role":"ore","name":"monazite-(ce)"},{"role":"ore","name":"parisite-(ce)"},{"role":"ore","name":"perovskite"},{"role":"ore","name":"pyrite"},{"role":"ore","name":"pyrochlore"},{"role":"ore","name":"rutile"},{"role":"ore","name":"thorite"},{"role":"ore","name":"wulfenite"},{"role":"gangue","name":"aegerine-augite"},{"role":"gangue","name":"biotite"},{"role":"gangue","name":"calcite"},{"role":"gangue","name":"chlorite"},{"role":"gangue","name":"diopside"},{"role":"gangue","name":"dolomite"},{"role":"gangue","name":"epidote"},{"role":"gangue","name":"feldspar"},{"role":"gangue","name":"muscovite"},{"role":"gangue","name":"phlogopite"},{"role":"gangue","name":"quartz"},{"role":"gangue","name":"riebeckite"},{"role":"gangue","name":"tremolite"}],"reference":["Chinamining.org, 2006, REE Resources, 4 p.,","http:\/\/www.chinamining.org\/Facts\/2006-10-10\/ 1160466862d1499.html (last visited February 13, 2009)","Mindat.Org, 2009, Weishan mine (Chisan mine, Xishan mine, deposit No. 101), Xuecheng district, Zaozhuang prefecture, Shangdong province, China, 2 p., http:\/\/www.mindat.org\/loc-144544.html (last visited February 13, 2009)","Orris, G.J., and Grauch, R.I., 2002, Rare earth element mines, deposits, and occurrences: U.S. Geological Survey Open-File Report 02-189, 174 p.","Wu, C., Yuan, Z., and Bai, G., 1996, Rare earth deposits in China, in Jones, A.P., Wall, F., and Williams, C.T., eds., Rare earth minerals\u0097Chemistry, origin and ore deposits: New York, Chapman and Hall, The Mineralogical Society Series 7, p. 281\u0096310.","Yang, Z., and Woollley, A., 2006, Carbonatites in China\u0097A review: Journal of Asian Earth Sciences, v. 27, p. 559\u0096575","Zhang, P., Yang, Z., Tao, K., and Yang, X., 1995, Mineralogy and geology of rare earths in China: Beijing, Science press, 209 p."]}}
url: https://mrdata.usgs.gov/carbonatite/show-carbonatite.php?rec_id=27