NGDB rock sample M202458

Element Measured value Units of measure Analytical method
LOI 0.34 percent by weight (unknown method)
H2O+ 0.62 percent bound water (unknown method)
H2O- 0.08 percent moisture (unknown method)
CO2 0.42 percent by weight Titration
Fluorine 0.02 percent by weight ISE
Na2O 2.79 percent by weight XRF
2.92 percent by weight Miscellaneous Methods
MgO 4.51 percent by weight XRF
Al2O3 20.2 percent by weight XRF
SiO2 46.5 percent by weight XRF
P2O5 0.2 percent by weight XRF
Sulfur 0.15 percent by weight (unknown method)
Chlorine L0.005 percent by weight ISE
K2O 0.28 percent by weight XRF
0.28 percent by weight Miscellaneous Methods
CaO 11.1 percent by weight XRF
TiO2 3.74 percent by weight XRF
Chromium L20 ppm by weight XRF
MnO 0.14 percent by weight XRF
FeO 7.9 percent by weight Titration
FeTO3 9.97 percent Fe2O3 by weight XRF
Nickel L10 ppm by weight XRF
Copper L10 ppm by weight XRF
Zinc 57 ppm by weight XRF
Rubidium L10 ppm by weight XRF
Strontium 760 ppm by weight XRF
Yttrium 17 ppm by weight XRF
Zirconium 54 ppm by weight XRF
Niobium 16 ppm by weight XRF
Barium 178 ppm by weight XRF
Lanthanum L30 ppm by weight XRF
6.1 ppm by weight ICP-MS
Cerium L30 ppm by weight XRF
13 ppm by weight ICP-MS
Praseodymium 1.8 ppm by weight ICP-MS
Neodymium 7.5 ppm by weight ICP-MS
Samarium 2.1 ppm by weight ICP-MS
Europium 1.1 ppm by weight ICP-MS
Gadolinium 2 ppm by weight ICP-MS
Terbium 0.26 ppm by weight ICP-MS
Dysprosium 1.6 ppm by weight ICP-MS
Holmium 0.4 ppm by weight ICP-MS
Erbium 0.93 ppm by weight ICP-MS
Thulium 0.13 ppm by weight ICP-MS
Ytterbium 0.64 ppm by weight ICP-MS