Sample ID: 97L-20
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: 26.1
Max Age: 27
Geological Age: OLIGOCENE
Age Method: REG-COR

Material: IGNEOUS
Type: VOLCANIC
Composition:
Rock Name: NOT-GIVEN



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 61.28 0.8227642 16.691805 6.0383215 2.073083 4.7667766 3.61147 3.8126128 0.3264777 0.09096902 1.06            
2003-024675 XRF WHOLE ROCK                       248 935 14 113 544 26


Total Alkali vs Silica


Element Normalization
  Nb
Rb
Zr
Ba
Sr
Y
SAMPLE VALUE 14 113 248 935 544 26
  PPM PPM PPM PPM PPM PPM
REF STANDARD 658 0.6 10.5 6600 19.9 4.3
  PPB  PPM  PPM  PPB  PPM  PPM