ID: 2
rec_id: 2
depname: Cummins Range
deptype: 10
depage: 1012±12 U-Pb, zircon; 854±57 K-Ar pyroxene
json: {"id":"http:\/\/mrdata.usgs.gov\/carbonatite\/record\/2","type":"Feature","geometry":{"type":"Point","coordinates":[127.1625,-19.286666666667]},"properties":{"country":"Australia","cntrycd":"AUWA","stprov":"West Australia","depname":"Cummins Range","latitude":"-19.2866666666667","latdeg":-19,"latmin":-17,"latsec":-12,"longitude":"127.1625","londeg":127,"lonmin":9,"lonsec":45,"discdate":"1978","mintype":"s\u00f6vite","oreton":"3.55","deptype":10,"niobium":"0","ree":"2","p2o5":"11.2","grades":"Jaques (2008); 1% Re2O3 cutoff to 80 m depth within weathered zone, including 216 ppm U3O8","depage":"1012\u00b112 U-Pb, zircon; 854\u00b157 K-Ar pyroxene","agemy":"1012","tectset":"southern apex of Precambrian Kimberley block at junction of Halls Creek and King Leopold mobile zones","rocks":"breccia, carbonatite, carbonatized pyroxenite, pyroxenite","rocksmap":"gneiss, graywacke, phyllite, slate (Archean)","orebody_fm":"plug","ore_a":"1.8","ore_area":"2.4","ore_b":"1.7","alttype":"amphibolization, carbonatization","altwidth":"0","comments":"At +2% Re2O3 cutoff: 1.1 Mt at 3.5% Re2O3 and 1.3 Mt at 414 ppm U3O8 (Jaques, 2008). Best intersections include also 14 m at 0.64% Nb2O5, 18 m at 0.49% ZrO2, 9 m at 0.05% Y2O3 (Navigator, 2007). Apatitic rocks contain ?1.27% SrO.","mineral":[{"role":"ore","name":"aeschynite"},{"role":"ore","name":"allanite"},{"role":"ore","name":"apatite"},{"role":"ore","name":"baddeleyite"},{"role":"ore","name":"barite"},{"role":"ore","name":"bastnaesite"},{"role":"ore","name":"chalcopyrite"},{"role":"ore","name":"columbite"},{"role":"ore","name":"fluorite"},{"role":"ore","name":"magnetite"},{"role":"ore","name":"monazite"},{"role":"ore","name":"parisite"},{"role":"ore","name":"pyrite"},{"role":"ore","name":"pyrochlore"},{"role":"ore","name":"pyrrhotite"},{"role":"ore","name":"sphene"},{"role":"ore","name":"thorianite"},{"role":"ore","name":"zircon"},{"role":"gangue","name":"alkali amphibole"},{"role":"gangue","name":"biotite"},{"role":"gangue","name":"calcite"},{"role":"gangue","name":"chlorite"},{"role":"gangue","name":"diopside"},{"role":"gangue","name":"dolomite"},{"role":"gangue","name":"phlogopite"}],"reference":["Andrew, R.L., 1990, Cummins Range carbonatite, in Hughes, F.E., ed., Geology of the mineral deposits of Australia and Papua New Guinea: Melbourne, Australasian Institute of Mining and Metallurgy Monograph 14, v. 1, p. 711\u0096713.","Jaques, A.L., 2008, Australian carbonatites\u0097their resources and geodynamic setting: 9th International Kimberlite Conference. Extended Abstract no. 91KC-A-00347, 3 p.","Navigator Resources Ltd., 2007, Rare Cummins Range, July 17, 2007, 6 p.,","http:\/\/http:\/\/www.navigatorresources.com.au\/asx\/NAVASXCummins17July2007Final.pdf (last visited February 3, 2009)","Navigator Resources Ltd., 2007, High grade rare earths confirmed at Cummins Range, September 18, 2007, 5 p., http:\/\/www.navigatorresources.com.au\/asx\/NAVASXCummins18-09-07FinalRevised.pdf (last visited February 3, 2009)","Navigator Resources Ltd., 2007, Quaterly Report, December 31, 2007, 17 p.,","http:\/\/www.asx.com.au\/asxpdf\/20080131\/pdf\/3177clpzl3r380.pdf (last visited February 3, 2009)"]}}
url: https://mrdata.usgs.gov/carbonatite/show-carbonatite.php?rec_id=2