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Sample 525

NavDat sample number 130144 · ANDESITE

Sample

Sample ID525
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Collected byBacon and Lanphere
CommentLlao Bay, lower unity, lake shore 150m S of Devils Backbone

Location

Latitude42.9538
Longitude-122.155
State / provinceOregon

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
0.15 0.141 0.159

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO255WT%XRF
K2O1.179WT%XRF

References