← Search

Sample LC81-765

NavDat sample number 61125 · RHYODACITE

Sample

Sample IDLC81-765
Rock nameRHYODACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
Collected byClynne
CommentReading Peak

Location

Latitude40.4605
Longitude-121.464
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
SIO270.33WT%WDXRF
AL2O315.53WT%WDXRF
FE2O30.53WT%WDXRF
FEO1.89WT%WDXRF
FEOT2.37WT%WDXRF
MGO1.16WT%WDXRF
CAO2.87WT%WDXRF
NA2O4.4WT%WDXRF
K2O2.78WT%WDXRF
TIO20.36WT%WDXRF
P2O50.11WT%WDXRF
MNO0.05WT%WDXRF
LOI1.44WT%LOI
TOTAL98.75WT%WDXRF
MG_NUMBER52.1WDXRF
RB74PPMEDXRF
SR327PPMEDXRF
BA805PPMEDXRF
Y14PPMEDXRF
ZR138PPMEDXRF
NB6PPMEDXRF

References