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Sample 158

NavDat sample number 3782 · RHYOLITE

Sample

Sample ID158
Rock nameRHYOLITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS

Location

Latitude40.4676
Longitude-105.838
LocationLittle Yellowstone Canyon
State / provinceColorado

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
28 27 28.5

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO274.2WT%XRF
AL2O313.5WT%XRF
FE2O30.7WT%XRF
FEO0.4WT%XRF
CAO0.5WT%XRF
NA2O3.4WT%XRF
K2O5WT%XRF
H2O1.9WT%XRF
TOTAL99.6WT%XRF

References