Sample ID: 97-LT-53
Georef Number: 2008-128984
Reference Title: Geology, geochronology, and geochemistry of the Miocene-Pliocene ancestral Cascades Arc, northern Sierra Nevada, California and Nevada;the roles of the upper mantle, subducting slab, and the Sierra Nevadalithosphere
Reference Author: Cousens, Brian; Prytulak, Julie; Henry, Christopher; Alcazar, Al;Brownrigg, Tim

Location

Sample Detail


Major Data? YES
Trace Data? YES
Isotope Data? NO 		Age: 4.75
Min Age: 3.5
Max Age: 6
Geological Age: PLIOCENE
Age Method: REG-COR

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 LA YB V CR NI ZR BA CS HF NB ND RB SR TH Y
2008-128984 XRF WHOLE ROCK 57.58 0.82 17.57 6.96 3.86 6.78 3.43 2.03 0.27 0.12 0.5     177 28 12 159 1089         49 746   20
2008-128984 ICPMS WHOLE ROCK                       26.94 1.65           1.86 4.1 6.97 26.48     6.06  


Total Alkali vs Silica


Element Normalization
  Th
Cs
Nb
Nd
Ni
Rb
V
Zr
Cr
Ba
La
Sr
Hf
Y
Yb
SAMPLE VALUE 6.06 1.86 6.97 26.48 12 49 177 159 28 1089 26.94 746 4.1 20 1.65
  PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM
REF STANDARD 79.5 21 658 1250 1960 0.6 82 10.5 2625 6600 648 19.9 283 4.3 441
  PPB  PPB  PPB  PPB  PPB  PPM  PPM  PPM  PPB  PPB  PPB  PPM  PPB  PPM  PPB