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Sample AR6

NavDat sample number 54538 · VITROPHERE

Sample

Sample IDAR6
Rock nameVITROPHERE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
CommentAmerican River, California, lower phase about 60 m thick. AR 5,6 are pieces of vitrophyre float on the lower phone of the Nine Hill Tuff from a few 100' N of the ridgecrest in center of NW 1/4, 1/4 Sec. 23.

Location

Latitude38.7068
Longitude-120.179
State / provinceCalifornia
Location commentNine Hill Tuff

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
22.78 19.21 26.34

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO273.14WT%XRF
TIO20.15WT%XRF
AL2O312.66WT%XRF
FEO1.77WT%XRF
MNO0.06WT%XRF
MGO-0.43WT%XRF
CAO0.52WT%XRF
NA2O1.89WT%XRF
K2O6.18WT%XRF
P2O5-0.08WT%XRF
S-30PPMXRF
CL542PPMXRF
ZN109PPMXRF
GA26PPMXRF
RB214PPMXRF
SR16PPMXRF
Y47PPMXRF
ZR393PPMXRF
NB31PPMXRF
CS6PPMXRF
BA61PPMXRF
PB49PPMXRF
TH29PPMXRF
LA68PPMXRF
CE131PPMXRF
PR11PPMXRF
ND58PPMXRF
SM-8PPMXRF

References