← Search

Sample s_SH-204

NavDat sample number 33076 · DACITE

Sample

Sample IDs_SH-204
Rock nameDACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
Commentsubaerial

Location

Latitude46.1436
Longitude-122.202
LocationCASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT ST. HELENS / CASTLE CREEK UNIT / PACIFIC OCEAN
State / provinceWASHINGTON
Elevation978

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
-0.001986 0 -0.0021846

Analyses

Mineral

ItemValueStd. dev.UnitMethod
SIO243.29WT%EPMA
TIO22.16WT%EPMA
AL2O311.98WT%EPMA
FE2O30.9WT%EPMA
FEO13.2WT%EPMA
CAO10.91WT%EPMA
MGO13.45WT%EPMA
MNO0.19WT%EPMA
K2O0.3WT%EPMA
NA2O2.31WT%EPMA

References