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Sample s_80381-54J

NavDat sample number 35386 · DIORITE

Sample

Sample IDs_80381-54J
Rock nameDIORITE
Rock typePLUTONIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Commentsubaerial

Location

Latitude46.2
Longitude-122.18
LocationCASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT ST. HELENS / CASTLE CREEK FLOWS / PACIFIC OCEAN
State / provinceWASHINGTON

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
0.02 0.003 0.04 QUATERNARY

Analyses

Volcanic glass

ItemValueStd. dev.UnitMethod
SIO278.24WT%EPMA
TIO20.28WT%EPMA
AL2O312.14WT%EPMA
FEOT1.46WT%EPMA
CAO1.04WT%EPMA
MGO0.26WT%EPMA
K2O3.54WT%EPMA
NA2O3.37WT%EPMA

References