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Sample 87-237

NavDat sample number 55899 · DACITE

Sample

Sample ID87-237
Rock nameDACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS

Location

Latitude46.253
Longitude-121.943
State / provinceWashington

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
25 18 33

Analyses

Whole Rock

ItemValueStd. dev.UnitMethod
SIO263.84WT%XRF
TIO20.91WT%XRF
AL2O316.19WT%XRF
FEO6.03WT%XRF
MNO0.18WT%XRF
MGO1.97WT%XRF
CAO4.42WT%XRF
NA2O4.46WT%XRF
K2O1.68WT%XRF
P2O50.31WT%XRF

References