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Sample LC81-822

NavDat sample number 61143 · ANDESITE

Sample

Sample IDLC81-822
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Collected byClynne
CommentGrays Peak

Location

Latitude40.4508
Longitude-121.716
State / provinceCalifornia
Volcanic fieldLassen Volcanics, Brokeoff Volcano

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
2.65 0 5.3

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO262.08WT%WDXRF
AL2O318.39WT%WDXRF
FE2O31WT%WDXRF
FEO3.58WT%WDXRF
FEOT4.48WT%WDXRF
MGO3.46WT%WDXRF
CAO5.66WT%WDXRF
NA2O3.71WT%WDXRF
K2O1.33WT%WDXRF
TIO20.57WT%WDXRF
P2O50.13WT%WDXRF
MNO0.08WT%WDXRF
LOI2.91WT%LOI
TOTAL97.19WT%WDXRF
MG_NUMBER63.2WDXRF
RB28PPMEDXRF
SR639PPMEDXRF
BA659PPMEDXRF
Y20PPMEDXRF
ZR146PPMEDXRF
NB6PPMEDXRF

References