Sample ID: VE117
Georef Number: 1984-001334
Reference Title: Relations volcanologie - magmatologie - geodynamique; application au passage entre volcanisme alcalin et andesitique dans le Sud mexicain Axe Trans-mexicain et Province Alcaline Orientale
Reference Author: Robin-C

Location Sample Detail Major Data? YES Trace Data? YES Isotope Data? NO

Age: 2 Min Age: 1 Max Age: 3 Geological Age: PLEISTOCENE Age Method: UNKNOWN Material: IGNEOUS Type: VOLCANIC Composition: FELSIC Rock Name: RHYOLITE

Rock Data

Reference	Technique	Material	SIO2	AL2O3	FE2O3	FEO	MGO	CAO	NA2O	K2O	MNO	H2O_PLUS	H2O_MINUS	BA	RB	SR
1979-023073	UNKNOWN	WHOLE ROCK	76.8	11.6	1.05	0.14	0.05	0.4	4	4.7	0.02	0.24	0.06	140	142	15

Element Normalization
pyrolite OIB

	Rb	Ba	Sr
SAMPLE VALUE	142	140	15
	PPM	PPM	PPM
REF STANDARD	0.6	6600	19.9
	PPM	PPB	PPM