← Search

Sample R9

NavDat sample number 54563 · TUFF

Sample

Sample IDR9
Rock nameTUFF
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
CommentRed Rock Canyon, Washoe Co., Nevada [SE 1/4, NE 1/4, NW 1/4, SE 1/4, Sec 32 T23N, R18E] Stratigraphic section of the Nine Hill Tuff. Crystal Vitric densely welded devitrified upper phase tuff

Location

Latitude39.9081
Longitude-119.952
State / provinceNevada
Location commentRed Rock Canyon Stratigraphic Sequence

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
22.78 19.21 26.34

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO267.17WT%XRF
TIO20.44WT%XRF
AL2O315.77WT%XRF
FEO3.6WT%XRF
MNO0.04WT%XRF
MGO0.42WT%XRF
CAO0.85WT%XRF
NA2O3.25WT%XRF
K2O5.36WT%XRF
P2O5-0.09WT%XRF
CU-5PPMXRF
ZN101PPMXRF
GA21PPMXRF
RB142PPMXRF
SR87PPMXRF
Y28PPMXRF
ZR354PPMXRF
NB23PPMXRF
CS10PPMXRF
BA1729PPMXRF
PB33PPMXRF
TH17PPMXRF
LA48PPMXRF
CE82PPMXRF
PR15PPMXRF
ND17PPMXRF
SM-8PPMXRF

References