← Search

Sample 81F290B

NavDat sample number 15734 · TONALITE

Sample

Sample ID81F290B
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
D18O6.35PERMILLDELTA18O
SIO267WT%XRF
K2O1.23WT%XRF
LOI0.75WT%LOI

References