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Sample TR-90

NavDat sample number 5034 · ANDESITE

Sample

Sample IDTR-90
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS

Location

Latitude44.5946
Longitude-121.999
State / provinceOregon

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
12 7 17

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO263.67WT%COL
TIO20.57WT%XRF
AL2O318.88WT%XRF
FEOT4.85WT%XRF
MGO1.62WT%AAS
CAO5.05WT%XRF
NA2O4.54WT%AAS
K2O0.82WT%XRF
TOTAL99.07WT%XRF

References