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Sample VOL2

NavDat sample number 54580 · TUFF

Sample

Sample IDVOL2
Rock nameTUFF
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
CommentVolcano, Amador County, California [SE 1/4, SE 1/4, SE 1/4, SE 1/4, Sec. 7 T7N, R12E, along a spur dirt road few 100' northeast of volcano-Fiddletown Road. At drainage divide] Devitrified equivalent to VOL 1

Location

Latitude38.4744
Longitude-120.696
State / provinceCalifornia
Location commentNine Hill Tuff

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
22.78 19.21 26.34

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO275.62WT%XRF
TIO20.19WT%XRF
AL2O315.34WT%XRF
FEO1.04WT%XRF
MNO0.03WT%XRF
MGO-0.38WT%XRF
CAO0.32WT%XRF
NA2O3.51WT%XRF
K2O4.71WT%XRF
P2O5-0.08WT%XRF
ZN68PPMXRF
GA21PPMXRF
RB205PPMXRF
SR11PPMXRF
Y28PPMXRF
ZR399PPMXRF
NB30PPMXRF
CS-5PPMXRF
BA62PPMXRF
PB24PPMXRF
TH31PPMXRF
LA52PPMXRF
CE92PPMXRF
PR-8PPMXRF
ND40PPMXRF
SM8PPMXRF

References