Sample ID: 82-97
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: FELSIC
Rock Name: DACITE



Rock Data
Reference Technique Material SIO2 TIO2 AL2O3 FE2O3 FEO MGO CAO NA2O K2O P2O5 MNO LOI LA CE CR NI CU ZN GA ZR BA NB RB SR Y
2005-024533 XRF WHOLE ROCK 63.38 0.59 16.62 3.82 0.83 3.03 5.19 4 1.56 0.14 0.07 0.47 13 22 58 13 16 49 26 136 409 3 40 611 10


Total Alkali vs Silica


Element Normalization
  Cu
Nb
Ni
Rb
Zr
Ce
Cr
Ba
La
Sr
Y
Zn
SAMPLE VALUE 16 3 13 40 136 22 58 409 13 611 10 49
  PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM
REF STANDARD 30 658 1960 0.6 10.5 1675 2625 6600 648 19.9 4.3 55
  PPM  PPB  PPB  PPM  PPM  PPB  PPB  PPB  PPB  PPM  PPM  PPM