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SAMPLE INFO : UT348
Sample ID:UT348
Station ID:UT348
Latitude:64.851
Longitude:-147.933
Datum:NAD83
Sample Type 1:Tephra Fall
Text Description:
13 cm thick; fine grained and moderately to poorly sorted; in Gold Hill Loess - 1 m below contact with overlying Goldstream Formation (Pewe 1975)

References:
Distribution, stratigraphy, petrochemistry and palaeomagnetism of the late Pleistocene Old Crow tephra in Alaska and 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
UT34864.851-147.933Westgate, J. A. 124000 ± 10000 known unit; 10271; Age is approximate. Revised glass fission-track age with re-calibration; four Old Crow Tephra sample glass fission-track ages (UT1434, UT613, UT501, UT613).No location description provided; Fairbanks, Alaska13 cm thick; fine grained and moderately to poorly sorted; in Gold Hill Loess - 1 m below contact with overlying Goldstream Formation (Pewe 1975)UT348Tephra FallCumulateGlass 75.49 0.31 12.8 1.79 0.25 1.39 3.81 3.87 1792EMP1.79Cl=0.29; H2O=1.52EMP

SAMPLE LOCATION

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Page modified: August 1, 2017 15:29
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