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Sample 97-LT-87

NavDat sample number 130808 · ANDESITE

Sample

Sample ID97-LT-87
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Collected byCousens and others
Commentbiotite hornblende andesite

Location

Latitude39.4721
Longitude-120.04
LocationVerdi Peak
State / provinceCalifornia

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
7 2 12

Analyses

Whole Rock

ItemValueStd. dev.UnitMethod
SIO258.66WT%XRF
TIO20.67WT%XRF
AL2O317.29WT%XRF
FE2O36.78WT%XRF
MNO0.11WT%XRF
MGO3.32WT%XRF
CAO6.47WT%XRF
NA2O3.21WT%XRF
K2O2.28WT%XRF
P2O50.19WT%XRF
LOI0.9WT%XRF
V171PPMXRF
CR54PPMXRF
NI17PPMXRF
RB61PPMXRF
SR611PPMXRF
Y21PPMXRF
ZR148PPMXRF
BA948PPMXRF
LA20.78PPMICPMS
ND20.75PPMICPMS
YB1.84PPMICPMS
NB5.55PPMICPMS
CS1.92PPMICPMS
HF4.16PPMICPMS
TH7.43PPMICPMS

References