Sample ID: DS89-032B
Georef Number: 2004-049375
Reference Title: Chemical analyses of Tertiary volcanic rocks, central San Juan Caldera complex, southwestern Colorado.
Reference Author: Lipman-Peter-W

Location

Sample Detail


Major Data? NO
Trace Data? YES
Isotope Data? NO
Age: 27.93
Min Age: 27.75
Max Age: 28.11
Geological Age: OLIGOCENE
Age Method: AR_AR

Material: IGNEOUS
Type: VOLCANIC
Composition:
Rock Name:



Rock Data
Reference Technique Material LA CE SM EU GD TB HO TM YB LU SC CR CO NI ZN ZR BA CS HF ND RB SB SR TA TH U
2003-024675 XRF WHOLE ROCK                               170 831       117   428      
2003-024679 INAA WHOLE ROCK 44.7 85.9 5.76 1.16 4.92 0.617 0.844 0.358 2.26 0.333 6.18 2.56 6.94 5.32 55.5 190 809 3.15 5.1 32.2 109 0.257 431 1.3 13.5 5.41




Element Normalization
  Th
Cs
Eu
Lu
Nd
Ni
Rb
Sb
Sc
Sm
Ta
Tb
Zr
U
Ce
Cr
Ba
La
Sr
Hf
Tm
Ho
Yb
Co
Zn
SAMPLE VALUE 13.5 3.15 1.16 0.333 32.2 5.32 109 0.257 6.18 5.76 1.3 0.617 190 5.41 85.9 2.56 809 44.7 431 5.1 0.358 0.844 2.26 6.94 55.5
  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 21 154 67.5 1250 1960 0.6 5.5 16.2 406 37 99 10.5 20.3 1675 2625 6600 648 19.9 283 68 149 441 105 55
  PPB  PPB  PPB  PPB  PPB  PPB  PPM  PPB  PPM  PPB  PPB  PPB  PPM  PPB  PPB  PPB  PPB  PPB  PPM  PPB  PPB  PPB  PPB  PPM  PPM