Sample ID: 99-19
Georef Number: 2005-024533
Reference Title: Magnesian andesite and dacite lavas from Mt. Shasta, NorthernCalifornia; products of fractional crystallization of H (sub 2) O-richmantle melts
Reference Author: Grove, Timothy L; Baker, Michael B; Price, Richard C; Parman, StephenW; Elkins-Tanton, Linda T; Chatterjee, Nilanjan; Muentener, Othmar

Location

Sample Detail


Major Data? YES
Trace Data? YES
Isotope Data? NO 		Age: 0
Min Age: 0.002
Max Age: 0.006
Geological Age: HOLOCENE
Age Method: UNKNOWN

Material: IGNEOUS
Type: VOLCANIC
Composition: INTERMEDIATE
Rock Name: ANDESITE



Rock Data
Reference Technique Material SIO2 TIO2 AL2O3 FE2O3 MGO CAO NA2O K2O P2O5 MNO LOI CE CR NI ZR BA NB RB SR Y
2005-024533 XRF WHOLE ROCK 62.8 0.58 16.2 3.98 3.5 5.87 3.87 1 0.21 0.06 0.74                  
2005-024533 XRF WHOLE ROCK                       24 46 52 103 260 4 19 1060 9


Total Alkali vs Silica


Element Normalization
  Nb
Ni
Rb
Zr
Ce
Cr
Ba
Sr
Y
SAMPLE VALUE 4 52 19 103 24 46 260 1060 9
  PPM PPM PPM PPM PPM PPM PPM PPM PPM
REF STANDARD 658 1960 0.6 10.5 1675 2625 6600 19.9 4.3
  PPB  PPB  PPM  PPM  PPB  PPB  PPB  PPM  PPM