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Sample LC84-542A

NavDat sample number 61253 · ANDESITE

Sample

Sample IDLC84-542A
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Collected byClynne
CommentLassen Peak

Location

Latitude40.4737
Longitude-121.518
State / provinceCalifornia
Volcanic fieldLassen Volcanics, Twin Lakes Sequence, Younger

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
2.65 0 5.3

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO268.26WT%WDXRF
AL2O315.89WT%WDXRF
FE2O30.67WT%WDXRF
FEO2.41WT%WDXRF
FEOT3.01WT%WDXRF
MGO1.67WT%WDXRF
CAO3.68WT%WDXRF
NA2O4.15WT%WDXRF
K2O2.62WT%WDXRF
TIO20.45WT%WDXRF
P2O50.14WT%WDXRF
MNO0.06WT%WDXRF
LOI1.84WT%LOI
TOTAL98.41WT%WDXRF
MG_NUMBER55.3WDXRF
RB67PPMEDXRF
SR457PPMEDXRF
BA763PPMEDXRF
Y19PPMEDXRF
ZR157PPMEDXRF
NB9PPMEDXRF

References