Sample ID: s_LC87-1060
Georef Number: 1990-067970
Reference Title: Trace element and isotopic constraints on magmatic evolution at Lassen volcanic center
Reference Author: Bullen, Thomas D; Clynne, Michael A

Location

Sample Detail


Major Data? YES
Trace Data? YES
Isotope Data? YES 		Age: 0.3
Min Age: 0
Max Age: 0.6
Geological Age: PLEISTOCENE
Age Method: STRAT

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



Rock Data
Reference Technique Material SIO2 TIO2 AL2O3 FE2O3 FEO FEOT MGO CAO NA2O K2O P2O5 MNO ND143_ND144 PB PB206_PB204 PB207_PB204 PB208_PB204 SR87_SR86
1990-067970 XRF WHOLE ROCK 54.09 0.3 11.71 2.93 10.54 13.17 6.96 9.79 2.97 0.28 0.06 0.37            
1990-067970 XRF/INAA WHOLE ROCK                           2.3        
1990-067970 TIMS WHOLE ROCK                         0.512743   18.851 15.611 38.533 0.70528


Total Alkali vs Silica


Element Normalization
  Pb
SAMPLE VALUE 2.3
  PPM
REF STANDARD 150
  PPB 






Isotope Chemistry
143Nd/144Nd 206Pb/204Pb 207Pb/204Pb 208Pb/204Pb 87Sr/86Sr
0.512743 18.851 15.611 38.533 0.70528