Sample ID: 97L-14
Georef Number: 2004-049375
Reference Title: Chemical analyses of Tertiary volcanic rocks, central San Juan Caldera complex, southwestern Colorado.
Reference Author: Lipman-Peter-W

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

Age: 31.25 Min Age: 29.5 Max Age: 33 Geological Age: OLIGOCENE Age Method: AR_AR Material: IGNEOUS Type: VOLCANIC Composition: FELSIC Rock Name: PYROCLASTIC-FALL

Rock Data

Reference	Technique	Material	SIO2	TIO2	AL2O3	FE2O3	MGO	CAO	NA2O	K2O	P2O5	MNO	LOI	ZR	BA	NB	RB	SR	Y
1988-011206	XRF	WHOLE ROCK	76.17	0.09480494	13.352063	0.716549	0.37370783	2.7923362	1.9446037	3.8043237	-0.05	0.027559575	9.22
2003-024675	XRF	WHOLE ROCK												77	1030	15	66	491	12

Element Normalization
pyrolite OIB

	Nb	Rb	Zr	Ba	Sr	Y
SAMPLE VALUE	15	66	77	1030	491	12
	PPM	PPM	PPM	PPM	PPM	PPM
REF STANDARD	658	0.6	10.5	6600	19.9	4.3
	PPB	PPM	PPM	PPB	PPM	PPM