NGDB rock sample M183624

Element Measured value Units of measure Analytical method
LOI 0.51 percent by weight (unknown method)
H2O+ 0.58 percent bound water (unknown method)
H2O- 0.1 percent moisture (unknown method)
CO2 0.25 percent by weight Titration
Na2O 3.5 percent by weight XRF
MgO 2.2 percent by weight XRF
Al2O3 16.8 percent by weight XRF
SiO2 58.7 percent by weight XRF
P2O5 0.48 percent by weight XRF
K2O 5.88 percent by weight XRF
CaO 4.04 percent by weight XRF
TiO2 0.8 percent by weight XRF
MnO 0.09 percent by weight XRF
FeO 4.29 percent by weight Titration
FeTO3 5.4 percent Fe2O3 by weight XRF
Rubidium 275 ppm by weight XRF
Strontium 670 ppm by weight XRF
Yttrium 30 ppm by weight XRF
Zirconium 245 ppm by weight XRF
Niobium 26 ppm by weight XRF