NGDB rock sample M168024

Element Measured value Units of measure Analytical method
Na2O 3.26 percent by weight XRF
MgO 1.96 percent by weight XRF
Al2O3 17.1 percent by weight XRF
SiO2 63.1 percent by weight XRF
P2O5 0.24 percent by weight XRF
K2O 1.75 percent by weight XRF
CaO 5.83 percent by weight XRF
TiO2 0.69 percent by weight XRF
Chromium L20 ppm by weight XRF
10 ppm by weight ICP-AES
MnO 0.09 percent by weight XRF
FeO 3.73 percent by weight Titration
FeTO3 5.15 percent Fe2O3 by weight XRF
Nickel L20 ppm by weight XRF
Copper L20 ppm by weight XRF
Zinc 102 ppm by weight XRF
Rubidium 38 ppm by weight XRF
Strontium 650 ppm by weight XRF
634 ppm by weight ICP-AES
Yttrium 20 ppm by weight XRF
13.5 ppm by weight ICP-AES
Zirconium 186 ppm by weight XRF
69 ppm by weight ICP-AES
Niobium 12 ppm by weight XRF
Barium 1500 ppm by weight XRF
1360 ppm by weight ICP-AES
Lanthanum 38 ppm by weight XRF
23.9 ppm by weight ICP-AES
Cerium 56 ppm by weight XRF
48.3 ppm by weight ICP-AES
Praseodymium 4.5 ppm by weight ICP-AES
Neodymium 23.8 ppm by weight ICP-AES
Samarium 4.1 ppm by weight ICP-AES
Europium 1.47 ppm by weight ICP-AES
Gadolinium 4.6 ppm by weight ICP-AES
Terbium L0.5 ppm by weight ICP-AES
Dysprosium 3.4 ppm by weight ICP-AES
Holmium 0.62 ppm by weight ICP-AES
Erbium 1.7 ppm by weight ICP-AES
Thulium 0.2 ppm by weight ICP-AES
Ytterbium 1.4 ppm by weight ICP-AES
Lutetium 0.2 ppm by weight ICP-AES