oxide2ppm {GCDkit} | R Documentation |
Recasts concentrations of an oxide (in wt. %) to that of appropriate cation (in ppm).
oxide2ppm(formula,where="WR")
formula |
character: the oxide which is to be recalculated |
where |
character: a name of matrix or dataframe with the data to be recalculated |
A numeric matrix with one column containing the recalculated concentrations of the given cation (ppm) for individual samples.
Vojtěch Janoušek, vojtech.janousek@geology.cz
ppm2oxide
, oxide2oxide
, molecularWeight
data(sazava) accessVar("sazava") oxide2ppm("K2O") oxide2ppm("FeOt") oxide2ppm("FeO")+oxide2ppm("Fe2O3")