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Sample HSP-14

NavDat sample number 29274 · BASALT

Sample

Sample IDHSP-14
Rock nameBASALT
Rock typeVOLCANIC
CompositionMAFIC
MaterialIGNEOUS
Commentsilica-saturated olivine tholeiite; pahoehoe flows; large plag phenos and smaller olivine microphenos in medium to coarse grained, ophitic, diktytaxitic groundmass; location given is for the vent

Location

Latitude43.4795
Longitude-115.564
LocationWestern Snake River Plain
State / provinceIdaho
Volcanic fieldBoise River Group 1, Steamboat Rock basalt

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
1.8 1.5 2.1

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO245.4WT%EPMA
TIO23.05WT%EPMA
AL2O315.5WT%EPMA
FEOT14.43WT%EPMA
MNO0.16WT%EPMA
MGO7.91WT%EPMA
CAO9.89WT%EPMA
NA2O2.4WT%EPMA
K2O0.4WT%EPMA
P2O50.5WT%EPMA
TOTAL99.6WT%EPMA
NB18PPMXRF
ZR223PPMXRF
Y37PPMXRF
SR363PPMXRF
RB1PPMXRF
NI90PPMXRF
CR207PPMXRF
V290PPMXRF
SC22PPMXRF
BA589PPMXRF
LA22.18PPMINAA
CE47.3PPMINAA
ND29PPMINAA
SM6.78PPMINAA
EU2.36PPMINAA
TB0.971PPMINAA
YB2.91PPMINAA
LU0.419PPMINAA
HF4.95PPMINAA
TA1.2PPMINAA
U0.29PPMINAA
TH1.1PPMINAA
SR87_SR860.707113TIMS
ND143_ND1440.512458TIMS
PB206_PB20418.438TIMS
PB207_PB20415.701TIMS
PB208_PB20438.93TIMS
D18O6.03PERMILLMS

References