NGDB rock sample D391715

Element Measured value Units of measure Analytical method
LOI L0.01 percent by weight (unknown method)
Sodium 2.64 percent by weight INAA
Na2O 3.36 percent by weight XRF
MgO 6.98 percent by weight XRF
Al2O3 16.4 percent by weight XRF
SiO2 50.9 percent by weight XRF
P2O5 0.34 percent by weight XRF
K2O 1.04 percent by weight XRF
CaO 9.18 percent by weight XRF
Scandium 29 ppm by weight INAA
TiO2 1.39 percent by weight XRF
Chromium 188 ppm by weight XRF
210 ppm by weight INAA
MnO 0.16 percent by weight XRF
Iron 7.56 percent by weight INAA
FeTO3 10.3 percent Fe2O3 by weight XRF
Cobalt 40.6 ppm by weight INAA
Nickel 84 ppm by weight XRF
88.7 ppm by weight INAA
Copper 50 ppm by weight XRF
Zinc 81 ppm by weight XRF
83.6 ppm by weight INAA
Arsenic 0.82 ppm by weight INAA
Rubidium 21 ppm by weight XRF
14.1 ppm by weight INAA
Strontium 710 ppm by weight XRF
790 ppm by weight INAA
Yttrium 28 ppm by weight XRF
Zirconium 174 ppm by weight XRF
159 ppm by weight INAA
Niobium 15 ppm by weight XRF
Antimony 0.15 ppm by weight INAA
Cesium 0.201 ppm by weight INAA
Barium 760 ppm by weight XRF
753 ppm by weight INAA
Lanthanum L30 ppm by weight XRF
31.6 ppm by weight INAA
Cerium 48 ppm by weight XRF
64.6 ppm by weight INAA
Neodymium 29.1 ppm by weight INAA
Samarium 5.69 ppm by weight INAA
Europium 1.73 ppm by weight INAA
Gadolinium 5.41 ppm by weight INAA
Terbium 0.715 ppm by weight INAA
Thulium 0.415 ppm by weight INAA
Ytterbium 2.53 ppm by weight INAA
Lutetium 0.377 ppm by weight INAA
Hafnium 3.63 ppm by weight INAA
Tantalum 0.573 ppm by weight INAA
Tungsten 1.6 ppm by weight INAA
Gold L1.2 ppb by weight INAA
Thorium 1.91 ppm by weight INAA
Uranium 0.563 ppm by weight INAA