← Search

Sample 87-234

NavDat sample number 55912 · DACITE

Sample

Sample ID87-234
Rock nameDACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS

Location

Latitude46.2762
Longitude-121.936
State / provinceWashington

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
21 19 23

Analyses

Whole Rock

ItemValueStd. dev.UnitMethod
SIO269.7WT%XRF
TIO20.6WT%XRF
AL2O315.93WT%XRF
FEO4.62WT%XRF
MNO0.06WT%XRF
MGO0.1WT%XRF
CAO2.34WT%XRF
NA2O4.55WT%XRF
K2O1.86WT%XRF
P2O50.24WT%XRF

References