← Search

Sample CRS-272-g

NavDat sample number 7373 · DACITE

Sample

Sample IDCRS-272-g
Rock nameDACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS

Location

Latitude47.1
Longitude-121.82
State / provinceWashington

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
25 23 27

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO264.16WT%XRF
TIO20.72WT%XRF
AL2O316.25WT%XRF
FEOT6.66WT%XRF
MNO0.08WT%XRF
MGO2.4WT%XRF
CAO5.09WT%XRF
NA2O3.35WT%XRF
K2O1.13WT%XRF
P2O50.17WT%XRF
TOTAL101.42WT%XRF
LOI6.2WT%XRF

References