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Sample 16

NavDat sample number 5026 · ANDESITE

Sample

Sample ID16
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS

Location

Latitude44.877
Longitude-122.207
State / provinceOregon

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
21 17 25

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO256.26WT%COL
TIO20.96WT%XRF
AL2O318.12WT%XRF
FEOT8.51WT%XRF
MGO4.5WT%AAS
CAO7.71WT%XRF
NA2O3.6WT%AAS
K2O0.34WT%XRF
TOTAL99.9WT%COL

References