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SAMPLE INFO : UA353
Sample ID:UA353
Station ID:Engineer_Creek
Latitude:64.90001
Longitude:147.60001
Datum:NAD83
Sample Type 1:Tephra Fall
Text Description:
Sampled by Pewe. Five-cm-thick, white tephra bed that occurs 60 cm above the base of Gold Hill Loess. Contains highly inflated, rhyolitic pumice, plagioclase, and green and reddish-brown amphibole.

References:
The Dawson Cut Forest Bed in the Fairbanks area, Alaska, is about two million years old
Late Pliocene Dawson Cut forest bed and new tephrochronological findings in the Gold Hill Loess, east-central Alaska
Update on the late Cenozoic tephrochronology of the Gold Hill loess at Fairbanks, Alaska, and correlation with the Klondike goldfields in the Yukon

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDSample Type 1Sample Type 2Final UnitMaterialCoeffSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-majorsREF majorsMETH majorsFe2O3/Fe203T origFeO/FeOT origVolatiles csvMETH volatilesCsRbBaSrLaCePrNdSmEuGdTbDyHoErTmYbLuYZrNbHfTaPbThUScVCrFeCoNiCuZnGaMoAsNaKRef trace1METH trace1RbBaSrLaCeNdSmEuGdDyErYbLuYZrNbPbThUScTiVCrNiCuZnGaRef trace2METH trace2Light csvHalogen csvother major csvother lile csvother ree csvother hfse csvother hpe csvother tm csvother misc csv
Engineer_Creek64.90001147.60001Unknown, Unknown Location imprecisely georeferenced from Figure 2A in Pewe et al. (2009) Sampled by Pewe. Five-cm-thick, white tephra bed that occurs 60 cm above the base of Gold Hill Loess. Contains highly inflated, rhyolitic pumice, plagioclase, and green and reddish-brown amphibole.UA353Tephra FallCumulateGlass 76.46 0.19 14.1 1.09Reported standard deviation of zero. 0.05 0.31 1.5 3.66 2.55 3621EMP1.09Cl=0.16; H2O=6.48EMP

SAMPLE LOCATION

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Page modified: August 1, 2017 15:29
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