Sample ID: 97-LT-87
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? YES 		Age: 14
Min Age: 1
Max Age: 28
Geological Age: MIOCENE
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 CE PR SM EU GD TB DY HO ER TM YB LU V CR CO NI ZN ZR BA CS HF NB ND ND143_ND144 PB206_PB204 PB207_PB204 PB208_PB204 RB SR SR87_SR86 TA TH U Y
2008-128984 XRF WHOLE ROCK 58.66 0.67 17.29 6.78 3.318 6.467 3.21 2.282 0.189 0.1097 0.9                           171 54   17   148 948                 61 611         21
2008-128984 ICPMS WHOLE ROCK                       20.78                     1.84                 1.92 4.16 8 20.75                 7.43    
2008-128984 UNKNOWN WHOLE ROCK                         40.95 5.35 4.14 0.96 3.48 0.5 3.29 0.66 1.94 0.28   0.3     17   81         5.55   0.512655 19.028 15.638 38.738     0.70486 0.41   3.11  


Total Alkali vs Silica


Element Normalization
  Th
Cs
Dy
Er
Eu
Lu
Nb
Nd
Ni
Rb
Sm
Ta
Tb
V
Zr
U
Ce
Cr
Ba
La
Pr
Sr
Hf
Y
Tm
Ho
Yb
Co
Zn
SAMPLE VALUE 7.43 1.92 3.29 1.94 0.96 0.3 5.55 20.75 17 61 4.14 0.41 0.5 171 148 3.11 40.95 54 948 20.78 5.35 611 4.16 21 0.28 0.66 1.84 17 81
  PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM
REF STANDARD 79.5 21 674 438 154 67.5 658 1250 1960 0.6 406 37 99 82 10.5 20.3 1675 2625 6600 648 254 19.9 283 4.3 68 149 441 105 55
  PPB  PPB  PPB  PPB  PPB  PPB  PPB  PPB  PPB  PPM  PPB  PPB  PPB  PPM  PPM  PPB  PPB  PPB  PPB  PPB  PPB  PPM  PPB  PPM  PPB  PPB  PPB  PPM  PPM 






Isotope Chemistry
143Nd/144Nd 206Pb/204Pb 207Pb/204Pb 208Pb/204Pb 87Sr/86Sr
0.512655 19.028 15.638 38.738 0.70486