Sample ID: I-3478
Georef Number: 2005-033639
Reference Title: Syneruptive magma-water and posteruptive lava-water interactions inthe western Snake River plain, Idaho, during the past 12 millionyears
Reference Author: Godchaux, Martha M; Bonnichsen, Bill

Location

Sample Detail


Major Data? YES
Trace Data? YES
Isotope Data? NO 		Age: 11.6
Min Age: 11.5
Max Age: 11.7
Geological Age: MIOCENE
Age Method: REG-COR

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



Rock Data
Reference Technique Material SIO2 TIO2 AL2O3 FEOT MGO CAO NA2O K2O P2O5 MNO LA CE SC V CR NI CU ZN GA ZR BA NB PB RB SR Y
2005-033639 XRF WHOLE ROCK 69.52 0.48 14.04 3.21 0.43 1.8 3.89 4.65 0.14 0.08 85 140 7 20 0 0 1 103 22 485 1945 41 26 91 286 49


Total Alkali vs Silica


Element Normalization
  Cu
Nb
Ni
Pb
Rb
Sc
V
Zr
Ce
Cr
Ba
La
Sr
Y
Zn
SAMPLE VALUE 1 41 0 26 91 7 20 485 140 0 1945 85 286 49 103
  PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM
REF STANDARD 30 658 1960 150 0.6 16.2 82 10.5 1675 2625 6600 648 19.9 4.3 55
  PPM  PPB  PPB  PPB  PPM  PPM  PPM  PPM  PPB  PPB  PPB  PPB  PPM  PPM  PPM