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Sample RH-3a

NavDat sample number 34508 · LATITE

Sample

Sample IDRH-3a
Rock nameLATITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Commentcoarsely porphyritic with euhedral oligoclase and euhedral hornblende phenocrysts along with traces of magnetite, sphene, apatite, and biotite; glassy groundmass with quartz, sanidine, hornblende, magnetite, apatite, phlogopite, zircon, and sphene

Location

Latitude42.7793
Longitude-107.233
LocationRattlesnake Hills
State / provinceWyoming
Volcanic fieldRattlesnake Hills alkalic complex, eastern felsic province

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
44 32 44

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO268.3WT%XRF
TIO20.29WT%XRF
AL2O315.6WT%XRF
FE2O3T2.26WT%XRF
MNO0.07WT%XRF
MGO0.6WT%XRF
CAO2.5WT%XRF
NA2O5.68WT%XRF
K2O3.54WT%XRF
P2O50.16WT%XRF
LOI0.62WT%XRF
TOTAL99.62WT%XRF
RB95PPMXRF
SR1750PPMXRF
Y-10PPMXRF
ZR150PPMXRF
NB20PPMXRF
BA890PPMXRF
PB17PPMXRF
TH-10PPMXRF
U-10PPMXRF
CR15PPMXRF
CO33PPMXRF
NI-10PPMXRF
CU-10PPMXRF
ZN73PPMXRF

References