Sample ID: 99-4
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: INTERMEDIATE Rock Name: ANDESITE

Rock Data

Reference	Technique	Material	SIO2	TIO2	AL2O3	FE2O3	MGO	CAO	NA2O	K2O	P2O5	MNO	LOI	CE	CR	NI	CU	ZN	ZR	BA	NB	RB	SR	Y
2005-024533	XRF	WHOLE ROCK	59.1	0.79	15.8	4.94	4.68	6.67	3.69	1.79	0.46	0.08	1.19
2005-024533	XRF	WHOLE ROCK												63	89	94	49	65	156	1110	6	28	1860	12

Element Normalization
pyrolite OIB

	Cu	Nb	Ni	Rb	Zr	Ce	Cr	Ba	Sr	Y	Zn
SAMPLE VALUE	49	6	94	28	156	63	89	1110	1860	12	65
	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM
REF STANDARD	30	658	1960	0.6	10.5	1675	2625	6600	19.9	4.3	55
	PPM	PPB	PPB	PPM	PPM	PPB	PPB	PPB	PPM	PPM	PPM