ID: 13
rec_id: 13
depname: Aley
deptype: 10
depage: 349–339 ± 12 K-Ar, mica
json: {"id":"http:\/\/mrdata.usgs.gov\/carbonatite\/record\/13","type":"Feature","geometry":{"type":"Point","coordinates":[-123.74916666667,56.466111111111]},"properties":{"country":"Canada","cntrycd":"CNBC","stprov":"British Columbia","depname":"Aley","latitude":"56.4661111111111","latdeg":56,"latmin":27,"latsec":58,"longitude":"-123.749166666667","londeg":-123,"lonmin":-44,"lonsec":-57,"discdate":"1980","mintype":"rauhaugite, s\u00f6vite","deptype":10,"niobium":"0","ree":"0","p2o5":"0","depage":"349\u0096339 \u00b1 12 K-Ar, mica","agemy":"344","tectset":"Cambrian\u0096Devonian sedimentary miogeoclinal succession of foreland belt (margin of ancient North American continent)","rocks":"amphibolite, carbonatite, lamprophyre","rocksmap":"dolostone, limestone, marl, sandstone, shale, volcaniclastics (Cambrian\u0096Silurian)","orebody_fm":"cylindrical stock rounded by sheets","ore_a":"3.5","ore_area":"8.2","ore_b":"3","alttype":"amphibolization, fenitization","altwidth":"0","comments":"Prospective resource: 20\u009630 Mt at average 0.75% Nb2O5, >5% P2O5 (MINFILE, 2007). Amphibolitic margin ?1 km wide encircles carbonatite.","mineral":[{"role":"ore","name":"apatite"},{"role":"ore","name":"baddeleyite"},{"role":"ore","name":"barite"},{"role":"ore","name":"bastnaesite"},{"role":"ore","name":"burbankite"},{"role":"ore","name":"cheralite"},{"role":"ore","name":"columbite"},{"role":"ore","name":"cordylite"},{"role":"ore","name":"fersmite"},{"role":"ore","name":"fluorite"},{"role":"ore","name":"huanghoite-(ce)"},{"role":"ore","name":"magnetite"},{"role":"ore","name":"monazite"},{"role":"ore","name":"nb-rutile"},{"role":"ore","name":"pyrite"},{"role":"ore","name":"pyrochlore"},{"role":"ore","name":"thorianite"},{"role":"ore","name":"thorite"},{"role":"ore","name":"zircon"},{"role":"ore","name":"zirkelite"},{"role":"gangue","name":"biotite"},{"role":"gangue","name":"calcite"},{"role":"gangue","name":"chlorite"},{"role":"gangue","name":"dolomite"},{"role":"gangue","name":"na-amphibole (richterite)"},{"role":"gangue","name":"phlogopite"}],"reference":["Birkett, T.C., and Simandl, G.J., 1999, Carbonatite-associated deposits: magmatic, replacement and residual: British Columbia Ministry of Energy, Mines and Petroleum Open File 1999-10, 3 p.,","http:\/\/empr.gov.bcca\/Mining\/Geoscience\/MineralDepositProfiles\/ListbyDepositGroup\/Pages\/","NCarbonatites.aspx (last visited February 9, 2009)","MINFILE, 2007, Aley, developed prospect no. 094B 027, 7 p.; 094B 028, 1 p.,","http:\/\/minfile.gov.bc.ca\/Summary.aspx?minfilno=094B++027 (last visited February 9, 2009)","Pell, J., 1994, Carbonatites, nepheline syenites, kimberlites and related rocks in British Columbia: British Columbia Ministry of Energy, Mines and Petroleum Bulletin 88, 136 p.","Pell, J., and H\u00f6y, T., 1989, Carbonatite in a continental margin environment\u0096the Canadian Cordillera, in in Bell, K., ed., Carbonatites: genesis and evolution: London, Unwin Hyman, p. 200\u0096220.","Taseko Mines, Ltd., 2007, News Releases, Nov. 8, 2007, 2 p.,","http:\/\/www.tasekomines.com\/tko\/Aley.asp (last visited February 9, 2009)"]}}
url: https://mrdata.usgs.gov/carbonatite/show-carbonatite.php?rec_id=13