Sample ID: DS87-009
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: 27.2
Min Age: 27.1
Max Age: 27.3
Geological Age: OLIGOCENE
Age Method: REG-COR

Material: IGNEOUS
Type: VOLCANIC
Composition: FELSIC
Rock Name: PYROCLASTIC-FLOW



Rock Data
Reference Technique Material LA CE ZN ZR BA NB ND PB RB SR TH Y
2003-024675 XRF WHOLE ROCK 53 95 68 266 1056 16 49 32 138 537 14 23




Element Normalization
  Th
Nb
Nd
Pb
Rb
Zr
Ce
Ba
La
Sr
Y
Zn
SAMPLE VALUE 14 16 49 32 138 266 95 1056 53 537 23 68
  PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM PPM
REF STANDARD 79.5 658 1250 150 0.6 10.5 1675 6600 648 19.9 4.3 55
  PPB  PPB  PPB  PPB  PPM  PPM  PPB  PPB  PPB  PPM  PPM  PPM