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Sample 18 May 1980 dacite

NavDat sample number 9235 · ANDESITE

Sample

Sample ID18 May 1980 dacite
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS

Location

Latitude46.2
Longitude-122.18
State / provinceWashington

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
-0.00198 0 -0.002178

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO263.5WT%XRF
AL2O317.8WT%XRF
FE2O34.8WT%XRF
MGO2.1WT%XRF
CAO5.12WT%XRF
NA2O4.45WT%XRF
K2O1.29WT%XRF
TIO20.6WT%ICPMS
P2O50.14WT%ICPMS
MNO0.07WT%ICPMS

References