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Sample 597

NavDat sample number 18020 · ANDESITE

Sample

Sample ID597
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS
CommentMaximum and minimum ages given are approximations based on average error of previous K-Ar dating.

Location

Latitude33.5814
Longitude-108.314
LocationO-Bar-O mountain
State / provinceNew Mexico

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
22 20 25

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO259.87WT%EDXRF
TIO21.1WT%EDXRF
FEO6.55WT%EDXRF
CAO5.42WT%EDXRF
NA2O3.58WT%EDXRF
K2O2.93WT%EDXRF

References