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Sample LC81-845

NavDat sample number 61150 · RHYODACITE

Sample

Sample IDLC81-845
Rock nameRHYODACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
Collected byClynne
CommentLassen Peak

Location

Latitude40.4756
Longitude-121.505
State / provinceCalifornia
Volcanic fieldLassen Volcanics, Eagle Peak Sequence

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
2.65 0 5.3

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO269.13WT%WDXRF
AL2O315.74WT%WDXRF
FE2O30.61WT%WDXRF
FEO2.21WT%WDXRF
FEOT2.76WT%WDXRF
MGO1.49WT%WDXRF
CAO3.42WT%WDXRF
NA2O4.18WT%WDXRF
K2O2.62WT%WDXRF
TIO20.4WT%WDXRF
P2O50.13WT%WDXRF
MNO0.06WT%WDXRF
LOI2.15WT%LOI
TOTAL97.44WT%WDXRF
MG_NUMBER54.6WDXRF
RB67PPMEDXRF
SR369PPMEDXRF
BA759PPMEDXRF
Y15PPMEDXRF
ZR133PPMEDXRF
NB7PPMEDXRF

References