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Sample MB-260

NavDat sample number 75374 · ANDESITE

Sample

Sample IDMB-260
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS

Location

Latitude48.836
Longitude-121.817
State / provincewashington
FormationAndesite of Dobbs Creek

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
0.119 0.096 0.142

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO256.13WT%XRF
TIO21.01WT%XRF
AL2O316.96WT%XRF
FEOT7.04WT%XRF
MNO0.13WT%XRF
MGO5.52WT%XRF
CAO7.7WT%XRF
NA2O3.51WT%XRF
K2O1.33WT%XRF
P2O50.26WT%XRF
LOI0.37WT%XRF

References