Sample ID: LC81-813D
Georef Number: 2008-900303
Reference Title: Major and EDXRF trace element chemical analyses of volcanic rocks from Lassen Volcanic National Park and vicinity, California
Reference Author: Clynne, M.A., Muffler, L.J.P., Siems, D.F., Taggert Jr., J.E., Bruggman, P.

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

Age: 2.65 Min Age: 0 Max Age: 5.3 Geological Age: PLIOCENE Age Method: REG-COR Material: IGNEOUS Type: VOLCANIC Composition: FELSIC Rock Name: RHYODACITE

Rock Data

Reference	Technique	Material	SIO2	TIO2	AL2O3	FE2O3	FEO	FEOT	MGO	CAO	NA2O	K2O	P2O5	MNO	ZR	BA	NB	RB	SR	Y
2008-900303	WDXRF	WHOLE ROCK	70.45	0.36	15.47	0.52	1.88	2.35	1.16	2.88	4.38	2.75	0.1	0.05
2008-900303	EDXRF	WHOLE ROCK													142	805	8	72	325	16

Element Normalization
pyrolite OIB

	Nb	Rb	Zr	Ba	Sr	Y
SAMPLE VALUE	8	72	142	805	325	16
	PPM	PPM	PPM	PPM	PPM	PPM
REF STANDARD	658	0.6	10.5	6600	19.9	4.3
	PPB	PPM	PPM	PPB	PPM	PPM