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Sample 81F291A

NavDat sample number 15735 · TONALITE

Sample

Sample ID81F291A
Rock nameTONALITE
Rock typePLUTONIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Commentc-bTOf

Location

Latitude48.2
Longitude-121
LocationSkagit Gneiss
State / provinceWashington

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
2250 0 4500

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
D18O8.56PERMILLDELTA18O
SIO268.2WT%XRF
K2O1.09WT%XRF
LOI0.59WT%LOI

References