← Search

Sample 758

NavDat sample number 130096 · DACITE

Sample

Sample ID758
Rock nameDACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
Collected byBacon and Lanphere
CommentDry Butte, near summit

Location

Latitude42.853
Longitude-121.941
State / provinceOregon

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
1.275 1.261 1.289

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO262.5WT%XRF
K2O1.557WT%XRF

References