Results: 1 - 10 of 13
Apr 30, 2003
Earth Sciences Report
… for analysis of major and trace elements. To place these data in … and Na2O/K2O, with Cr, Ni, MgO, rare-earth elements (REE), Zr and Nb …
Jan 31, 2006
Geo-Note
… extractable results for most elements are lower in the organic … Rb, Y, Nb, In, Sn, Te, Th, U and rare-earth element values are generally …
Aug 28, 2012
Information Series
… commodities identified include rare-earth elements, phosphorous, thorium, …
Mar 26, 2012
Open File Report
… is more enriched in incompatible elements represent primary magmas … mantle, enriched in potassium, rare-earth and other incompatible …
Dec 31, 1992
Open File Report
… uranium, base metals, iron and rare earth elements. A complete database has …
Feb 29, 1996
Bulletin
… gold, uranium, base metals and rare earth elements. Among these occurrences, …
Dec 31, 1986
Earth Sciences Report
… uranium, vanadium, fluorine and rare earth elements. Phosphate is found in for …
Oct 31, 2003
Geo-Note
… with enriched incompatible elements and low contamination … enriched in Rb/Sr and light rare-earth element (LREE; low U/Pb and …
Dec 31, 1993
Open File Report
… with elevated contents of other rare earth elements and base metals such as …
Jan 23, 2020
Map
… nickel, peat, phosphate, potash, rare earth elements, salt, sand/gravel, shale, …