← Search

Sample SV97-10

NavDat sample number 43934 · TRACHYANDESITE

Sample

Sample IDSV97-10
Rock nameTRACHYANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Commentporphyritic to glomeroporphyritic shoshonite to latite with phenos of plag, cpx, and olivine in intergranular to intersertal groundmass of cpx, plag, sanidine, opaques, apatite, and glass

Location

Latitude44.58
Longitude-109.49
LocationSunlight Volcano, Absaroka Volcanic Field
State / provinceWyoming
Volcanic fieldLower Trout Peak Trachyandesite, Sunlight Volcano

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
48.4 48.25 48.6

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO254.32WT%XRF
AL2O317.99WT%XRF
FE2O3T7.79WT%XRF
TIO20.91WT%XRF
MNO0.09WT%XRF
CAO6.9WT%XRF
MGO3.52WT%XRF
K2O3.71WT%XRF
NA2O3.91WT%XRF
P2O50.57WT%XRF
TOTAL99.14WT%XRF
NI26PPMXRF
CR38PPMXRF
SC13PPMXRF
V190PPMXRF
BA1979PPMXRF
RB98PPMXRF
SR1324PPMXRF
ZR171PPMXRF
Y15PPMXRF
NB8.8PPMXRF
PB25PPMXRF
TH6PPMXRF

References