Sample ID: DS88-030
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: 26.5
Min Age: 26.1
Max Age: 26.9
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 LA CE ZN ZR BA NB ND PB RB SR TH Y
1988-011206 XRF WHOLE ROCK 58.87 0.93856233 17.22716 7.7608004 2.1597025 5.177231 3.5625 3.552408 0.39359066 0.11101275 0.91                        
2003-024675 XRF WHOLE ROCK                       40 89 100 226 975 16 33 53 97 635 9 32


Total Alkali vs Silica


Element Normalization
  Th
Nb
Nd
Pb
Rb
Zr
Ce
Ba
La
Sr
Y
Zn
SAMPLE VALUE 9 16 33 53 97 226 89 975 40 635 32 100
  PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM
REF STANDARD 79.5 658 1250 150 0.6 10.5 1675 6600 648 19.9 4.3 55
  PPB  PPB  PPB  PPB  PPM  PPM  PPB  PPB  PPB  PPM  PPM  PPM