← Search

Sample LC85-726

NavDat sample number 61302 · ANDESITE

Sample

Sample IDLC85-726
Rock nameANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Collected byClynne
CommentWest Prospect Peak

Location

Latitude40.5043
Longitude-121.464
State / provinceCalifornia
Volcanic fieldLassen Volcanics, Brokeoff Volcano

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
2.65 0 5.3

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO260.98WT%WDXRF
AL2O317.48WT%WDXRF
FE2O31.07WT%WDXRF
FEO3.85WT%WDXRF
FEOT4.81WT%WDXRF
MGO3.39WT%WDXRF
CAO6.38WT%WDXRF
NA2O3.97WT%WDXRF
K2O1.93WT%WDXRF
TIO20.67WT%WDXRF
P2O50.21WT%WDXRF
MNO0.08WT%WDXRF
LOI0.37WT%LOI
TOTAL99.97WT%WDXRF
MG_NUMBER61.1WDXRF
RB48PPMEDXRF
SR563PPMEDXRF
BA596PPMEDXRF
Y22PPMEDXRF
ZR171PPMEDXRF
NB7PPMEDXRF

References