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Sample s_SH80D

NavDat sample number 41465 · DACITE

Sample

Sample IDs_SH80D
Rock nameDACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
TexturePORPHYRITIC
Commentsubaerial

Location

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

Age

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

Analyses

GLASS

ItemValueStd. dev.UnitMethod
SIO277.04WT%EPMA
TIO20.36WT%EPMA
AL2O312.45WT%EPMA
FEOT1.47WT%EPMA
CAO0.88WT%EPMA
MGO0.25WT%EPMA
K2O3.17WT%EPMA
NA2O3.74WT%EPMA

References