Sample ID: 95-13
Georef Number: 2005-024533
Reference Title: Magnesian andesite and dacite lavas from Mt. Shasta, NorthernCalifornia; products of fractional crystallization of H (sub 2) O-richmantle melts
Reference Author: Grove, Timothy L; Baker, Michael B; Price, Richard C; Parman, StephenW; Elkins-Tanton, Linda T; Chatterjee, Nilanjan; Muentener, Othmar

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

Age: 0.01 Min Age: 0.0094 Max Age: 0.01 Geological Age: QUATERNARY Age Method: UNKNOWN Material: IGNEOUS Type: VOLCANIC Composition: FELSIC Rock Name: DACITE

Rock Data

Reference	Technique	Material	SIO2	TIO2	AL2O3	FE2O3	MGO	CAO	NA2O	K2O	P2O5	MNO	LOI	CR	NI	ZN	ZR	BA	NB	SR
2005-024533	XRF	WHOLE ROCK	64.2	0.49	16.8	3.83	3.32	5.98	4.03	1	0.16	0.06	0.18
2005-024533	XRF	WHOLE ROCK												82	49	47	71	208	1	1120

Element Normalization
pyrolite OIB

	Nb	Ni	Zr	Cr	Ba	Sr	Zn
SAMPLE VALUE	1	49	71	82	208	1120	47
	PPM	PPM	PPM	PPM	PPM	PPM	PPM
REF STANDARD	658	1960	10.5	2625	6600	19.9	55
	PPB	PPB	PPM	PPB	PPB	PPM	PPM