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Sample 27-73

NavDat sample number 7391 · ANDESITE

Sample

Sample ID27-73
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS

Location

Latitude46.271
Longitude-121.668
State / provinceWashington

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
21 17 25

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO259.66WT%COL
TIO21.13WT%XRF
AL2O316.82WT%XRF
FEO8WT%XRF
MGO2.03WT%AAS
CAO6.69WT%XRF
NA2O4.05WT%AAS
K2O1.62WT%XRF
TOTAL98.72WT%XRF

References