NGDB rock sample D521286

Element Measured value Units of measure Analytical method
LOI 0.9 percent by weight (unknown method)
Fluorine 0.12 percent by weight ISE
Na2O 3.94 percent by weight XRF
MgO 4.06 percent by weight XRF
Al2O3 18.4 percent by weight XRF
SiO2 50.3 percent by weight XRF
P2O5 0.27 percent by weight XRF
Chlorine 0.02 percent by weight ISE
K2O 2.07 percent by weight XRF
CaO 7.23 percent by weight XRF
TiO2 0.87 percent by weight XRF
Chromium L20 ppm by weight XRF
MnO 0.39 percent by weight XRF
FeTO3 10.9 percent Fe2O3 by weight XRF
Nickel 11 ppm by weight XRF
Copper 23 ppm by weight XRF
Zinc 235 ppm by weight XRF
Rubidium 73 ppm by weight XRF
Strontium 265 ppm by weight XRF
Yttrium 21 ppm by weight XRF
Zirconium 95 ppm by weight XRF
Niobium L10 ppm by weight XRF
Barium 250 ppm by weight XRF
Lanthanum L30 ppm by weight XRF
16 ppm by weight ICP-MS
Cerium L30 ppm by weight XRF
33 ppm by weight ICP-MS
Praseodymium 4.2 ppm by weight ICP-MS
Neodymium 18 ppm by weight ICP-MS
Samarium 4 ppm by weight ICP-MS
Europium 1.3 ppm by weight ICP-MS
Gadolinium 4.4 ppm by weight ICP-MS
Terbium 0.75 ppm by weight ICP-MS
Dysprosium 4.5 ppm by weight ICP-MS
Holmium 0.98 ppm by weight ICP-MS
Erbium 2.7 ppm by weight ICP-MS
Thulium 0.38 ppm by weight ICP-MS
Ytterbium 2.4 ppm by weight ICP-MS