← Search

Sample 92-081

NavDat sample number 57520 · RHYOLITE

Sample

Sample ID92-081
Rock nameRHYOLITE
Rock typePLUTONIC
CompositionFELSIC
MaterialIGNEOUS

Location

Latitude46.3558
Longitude-121.724
State / provinceWashington

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
18 12 25

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO277.03WT%XRF
TIO20.11WT%XRF
AL2O314.11WT%XRF
FEO1.1WT%XRF
MNO0.04WT%XRF
MGO0.15WT%XRF
CAO0.11WT%XRF
NA2O4.6WT%XRF
K2O2.67WT%XRF
P2O50.08WT%XRF

References