Sample ID: 67L-79A
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: 26.6
Min Age: 26
Max Age: 27.1
Geological Age: OLIGOCENE
Age Method: REG-COR

Material: IGNEOUS
Type: VOLCANIC
Composition: FELSIC
Rock Name: PYROCLASTIC-FLOW



Rock Data
Reference Technique Material SIO2 TIO2 AL2O3 FE2O3 MGO CAO NA2O K2O P2O5 MNO LOI NI CU ZN ZR NB PB RB SR Y
1988-011206 XRF WHOLE ROCK 63.31 0.68549275 17.238127 5.4133763 1.7137319 4.133118 3.629079 3.3266559 0.30242327 0.09072698 0.8                  
2003-024675 XRF WHOLE ROCK                       9 54 55 204 14 55 123 671 22


Total Alkali vs Silica


Element Normalization
  Cu
Nb
Ni
Pb
Rb
Zr
Sr
Y
Zn
SAMPLE VALUE 54 14 9 55 123 204 671 22 55
  PPM PPM PPM PPM PPM PPM PPM PPM PPM
REF STANDARD 30 658 1960 150 0.6 10.5 19.9 4.3 55
  PPM  PPB  PPB  PPB  PPM  PPM  PPM  PPM  PPM