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Sample LC87-1211

NavDat sample number 61390 · DACITE

Sample

Sample IDLC87-1211
Rock nameDACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
Collected byClynne
CommentLassen Peak

Location

Latitude40.4892
Longitude-121.507
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
SIO264.37WT%WDXRF
AL2O316.52WT%WDXRF
FE2O30.93WT%WDXRF
FEO3.37WT%WDXRF
FEOT4.21WT%WDXRF
MGO2.88WT%WDXRF
CAO5.08WT%WDXRF
NA2O3.94WT%WDXRF
K2O2.15WT%WDXRF
TIO20.54WT%WDXRF
P2O50.14WT%WDXRF
MNO0.08WT%WDXRF
LOI0.09WT%LOI
TOTAL99.64WT%WDXRF
MG_NUMBER60.4WDXRF
RB62PPMEDXRF
SR434PPMEDXRF
BA623PPMEDXRF
Y21PPMEDXRF
ZR135PPMEDXRF
NB10PPMEDXRF

References