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Sample 12

NavDat sample number 5020 · ANDESITE

Sample

Sample ID12
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS

Location

Latitude44.914
Longitude-122.207
State / provinceOregon

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
21 17 25

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO270.83WT%COL
TIO20.81WT%XRF
AL2O315.61WT%XRF
FEOT1.7WT%XRF
MGO1WT%AAS
CAO5.8WT%XRF
NA2O3WT%AAS
K2O1.25WT%XRF
TOTAL99.96WT%COL

References