Sample ID: LC92-1660
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: INTERMEDIATE Rock Name: ANDESITE

Rock Data

Reference	Technique	Material	SIO2	TIO2	AL2O3	FE2O3	FEO	FEOT	MGO	CAO	NA2O	K2O	P2O5	MNO	ZR	RB	SR	Y
2008-900303	WDXRF	WHOLE ROCK	59.19	0.53	14.07	1.43	5.13	6.41	7.8	7.45	2.86	1.3	0.12	0.13
2008-900303	EDXRF	WHOLE ROCK													109	31	408	19

Element Normalization
pyrolite OIB

	Rb	Zr	Sr	Y
SAMPLE VALUE	31	109	408	19
	PPM	PPM	PPM	PPM
REF STANDARD	0.6	10.5	19.9	4.3
	PPM	PPM	PPM	PPM