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Sample s_157A

NavDat sample number 11013 · DACITE

Sample

Sample IDs_157A
Rock nameDACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
CommentPUMICE

Location

Latitude46.1436
Longitude-122.202
LocationCASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT ST. HELENS / CASTLE CREEK UNIT / PACIFIC OCEAN
State / provinceWASHINGTON

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
-0.00198025 -0.00198026 -0.00198024

Analyses

Volcanic glass

ItemValueStd. dev.UnitMethod
SIO262WT%EPMA
TIO20.48WT%EPMA
AL2O316.8WT%EPMA
FEOT3.47WT%EPMA
CAO4.22WT%EPMA
MGO1.37WT%EPMA
MNO0.03WT%EPMA
K2O1.22WT%EPMA
NA2O9.72WT%EPMA

References