Sample ID: 97L-15
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: 27.71
Min Age: 27.62
Max Age: 27.8
Geological Age: OLIGOCENE
Age Method: REG-COR

Material: IGNEOUS
Type: PLUTONIC
Composition: INTERMEDIATE
Rock Name: DIORITE



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 64.07 0.5322091 17.376728 4.674536 1.1291736 4.33457 3.8903878 3.0647554 0.2802698 0.080944344 1.16            
2003-024675 XRF WHOLE ROCK                       237 1040 13 66 757 29


Total Alkali vs Silica


Element Normalization
  Nb
Rb
Zr
Ba
Sr
Y
SAMPLE VALUE 13 66 237 1040 757 29
  PPM PPM PPM PPM PPM PPM
REF STANDARD 658 0.6 10.5 6600 19.9 4.3
  PPB  PPM  PPM  PPB  PPM  PPM