Sample ID: 98L-12-A
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: 27.35
Min Age: 27.25
Max Age: 27.45
Geological Age: OLIGOCENE
Age Method: REG-COR

Material: IGNEOUS
Type: VOLCANIC
Composition: FELSIC
Rock Name: TUFF



Rock Data
Reference Technique Material SIO2 TIO2 AL2O3 FE2O3 MGO CAO NA2O K2O P2O5 MNO LOI NI CU ZN ZR BA NB RB SR Y
1988-011206 XRF WHOLE ROCK 73.84 0.23104276 13.476468 1.7220387 0.34810442 1.0258299 2.2621653 6.4188814 0.042101126 0.048262265 2.6                  
2003-024675 XRF WHOLE ROCK                       -10 21 72 177 472 17 203 85 26


Total Alkali vs Silica


Element Normalization
  Cu
Nb
Ni
Rb
Zr
Ba
Sr
Y
Zn
SAMPLE VALUE 21 17 10 203 177 472 85 26 72
  PPM PPM PPM PPM PPM PPM PPM PPM PPM
REF STANDARD 30 658 1960 0.6 10.5 6600 19.9 4.3 55
  PPM  PPB  PPB  PPM  PPM  PPB  PPM  PPM  PPM