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Sample 87-058

NavDat sample number 55936 · ANDESITE

Sample

Sample ID87-058
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS

Location

Latitude46.4208
Longitude-121.94
State / provinceWashington

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
28 24 33

Analyses

Whole Rock

ItemValueStd. dev.UnitMethod
SIO258.04WT%XRF
TIO21.33WT%XRF
AL2O317.2WT%XRF
FEO8.19WT%XRF
MNO0.13WT%XRF
MGO2.97WT%XRF
CAO6.86WT%XRF
NA2O3.89WT%XRF
K2O1.13WT%XRF
P2O50.27WT%XRF

References