Sample ID: PH 171
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? YES

Age: 6.5 Min Age: 5 Max Age: 7.5 Geological Age: MIOCENE Age Method: UNKNOWN Material: IGNEOUS Type: VOLCANIC Composition: MAFIC Rock Name: ALKALI BASALT

Rock Data

Reference	Technique	Material	SIO2	TIO2	AL2O3	FE2O3	FEO	MGO	CAO	NA2O	K2O	P2O5	MNO	H2O_PLUS	H2O_MINUS	CR	CO	NI	CU	ZN	BA	RB	SR	SR87_SR86	TH	U
1979-023073	UNKNOWN	WHOLE ROCK	45.4	2.54	13.62	6.3	7.59	7.28	10.31	3.4	1.4	0.41	0.1	1.43	0.18	190	43	137	35	104	260	31	684	0.70338	2.7	0.7

Element Normalization
pyrolite OIB

	Th	Cu	Ni	Rb	U	Cr	Ba	Sr	Co	Zn
SAMPLE VALUE	2.7	35	137	31	0.7	190	260	684	43	104
	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM
REF STANDARD	79.5	30	1960	0.6	20.3	2625	6600	19.9	105	55
	PPB	PPM	PPB	PPM	PPB	PPB	PPB	PPM	PPM	PPM

Isotope Chemistry

87Sr/86Sr

0.70338