Sample ID: LF01-039
Georef Number: 2008-130075
Reference Title: Oxygen isotope geochemistry of the Lassen volcanic center, California;resolving crustal and mantle contributions to continental arcmagmatism
Reference Author: Feeley, T C; Clynne, M A; Winer, G S; Grice, W C

Location

Sample Detail


Major Data? YES
Trace Data? NO
Isotope Data? YES 		Age: 0.065
Min Age: 0.0585
Max Age: 0.0715
Geological Age: QUATERNARY
Age Method: UNKNOWN

Material: IGNEOUS
Type: VOLCANIC
Composition: FELSIC
Rock Name: RHYODACITE



Rock Data
Reference Technique Material SIO2 SR87_SR86
1999-055348 UNKNOWN WHOLE ROCK   0.7041
1990-067970 XRF WHOLE ROCK 69.81  


Total Alkali vs Silica
Isotope Chemistry
87Sr/86Sr
0.7041