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Sample UE7BC-1077

NavDat sample number 84248 · PYROCLASTIC-FLOW

Sample

Sample IDUE7BC-1077
Rock namePYROCLASTIC-FLOW
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
CommentSample is very pale yellowish brown zeolitic nonwelded tuff with common white and lesser pale greenish yellow pumice to 5 mm. Abundant mafics are biotite, hornblende, and conspicuous green clinopyroxene. Common lithics are blackish red.

Location

Latitude37.0761
Longitude-116.005
State / provinceNEVADA

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
14.1 14.15 14.05

Analyses

Whole Rock

ItemValueStd. dev.UnitMethod
UO23.4872PPMNAA
BAO1362.11PPMXRF
BA1220PPMXRF
CE2O3190.683PPMXRF
FE2O33.38WT%XRF
LA2O3108.656PPMXRF
NB2O531.7149PPMXRF
ND2O368.0215PPMXRF
RB2O141.073PPMXRF
SRO759.341PPMXRF
Y2O344.3453PPMXRF
ZNO123.949PPMXRF
ZN99.58PPMXRF
ZRO2630.418PPMXRF
ZR466.7PPMXRF

References