Sample ID: 89L-179
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: 25.7
Min Age: 25.2
Max Age: 26.2
Geological Age: OLIGOCENE
Age Method: REG-COR

Material: IGNEOUS
Type: PLUTONIC
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 60.4 0.86826646 16.470598 6.7384806 1.7680877 5.0457172 3.4761195 3.579945 0.3399777 0.27483228 1.74


Total Alkali vs Silica