Sample ID: 89L-173
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 63.01 0.7319008 16.562305 5.250372 1.4780331 3.9736116 3.6147768 3.9756446 0.3659504 0.05590909 1.61


Total Alkali vs Silica