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Sample 27-1

NavDat sample number 8311 · ANDESITE

Sample

Sample ID27-1
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS

Location

Latitude41.95
Longitude-122.3
State / provinceCalifornia

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
26 20 33

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO257.91WT%AAS
TIO20.96WT%AAS
AL2O314.76WT%AAS
FEOT10.79WT%AAS
MNO0.2WT%AAS
MGO3.39WT%AAS
CAO6.33WT%AAS
NA2O4.07WT%AAS
K2O1.59WT%AAS
TOTAL100.29WT%AAS

References