Sample ID: 99-17
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 Min Age: 0.002 Max Age: 0.006 Geological Age: HOLOCENE 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	ZR	BA	NB	RB	SR	Y
2005-024533	XRF	WHOLE ROCK	62.4	0.57	17	4.31	3.21	5.86	4.06	1.2	0.22	0.07	0.43
2005-024533	XRF	WHOLE ROCK												25	43	36	108	304	5	27	850	12

Element Normalization
pyrolite OIB

	Nb	Ni	Rb	Zr	Ce	Cr	Ba	Sr	Y
SAMPLE VALUE	5	36	27	108	25	43	304	850	12
	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM
REF STANDARD	658	1960	0.6	10.5	1675	2625	6600	19.9	4.3
	PPB	PPB	PPM	PPM	PPB	PPB	PPB	PPM	PPM