Sample ID: 92S-2
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: 16.3
Min Age: 14
Max Age: 18.6
Geological Age: MIOCENE
Age Method: K-AR

Material: IGNEOUS
Type: VOLCANIC
Composition:
Rock Name: NOT-GIVEN



Rock Data
Reference Technique Material SIO2 TIO2 AL2O3 FE2O3 MGO CAO NA2O K2O P2O5 MNO LOI
1988-011206 XRF WHOLE ROCK 55.3 1.92 16.18 9.28 3.28 5.64 3.87 3.03 0.49 0.12 0.53


Total Alkali vs Silica