Sample ID: 88L-25
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? NO Isotope Data? NO

Age: 27.1 Min Age: 27 Max Age: 27.2 Geological Age: OLIGOCENE Age Method: REG-COR Material: IGNEOUS Type: VOLCANIC Composition: FELSIC Rock Name: DACITE

Rock Data

Reference	Technique	Material	SIO2	TIO2	AL2O3	FE2O3	MGO	CAO	NA2O	K2O	P2O5	MNO	LOI
1988-011206	XRF	WHOLE ROCK	63.64	0.72143066	15.698495	5.2291007	1.3634938	4.232936	3.6966963	4.2705846	0.31543514	0.07020976	1.71