← Search

Sample s_180A

NavDat sample number 11017 · DACITE

Sample

Sample IDs_180A
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
SIO271.64WT%EPMA
TIO20.41WT%EPMA
AL2O313.23WT%EPMA
FEO1.7WT%EPMA
CAO1.84WT%EPMA
MGO0.54WT%EPMA
MNO0.04WT%EPMA
K2O2.05WT%EPMA
NA2O4.26WT%EPMA

References