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Sample MB-204

NavDat sample number 75232

Sample

Sample IDMB-204
Rock typeVOLCANIC
MaterialIGNEOUS
Commentblock and ash pyroclastic flow

Location

Latitude48.728
Longitude-121.716
State / provincewashington
FormationBoulder Creek Assemblage

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
0.01 0.011 0.012

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO260.13WT%XRF
TIO20.9WT%XRF
AL2O316.94WT%XRF
FEOT5.7WT%XRF
MNO0.11WT%XRF
MGO3.34WT%XRF
CAO6.02WT%XRF
NA2O4.2WT%XRF
K2O1.98WT%XRF
P2O50.28WT%XRF
LOI0.21WT%XRF

References