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SAMPLE INFO : UA1099
Sample ID:UA1099
Station ID:Chester_Bluff
Latitude:65.3336
Longitude:-142.7422
Datum:NAD83
Sample Type 1:Tephra Fall
Text Description:
25 cm thick. Tephra bed within remobilized, massive inorganic loess. An organic-rich loess up to 60 cm thick occurs 20 to 40 cm above Oct.

References:
A catalogue of late Cenozoic tephra beds in the Klondike Goldfields and adjacent areas, Yukon Territory
Old Crow tephra across eastern Beringia: a single cataclysmic eruption at the close of Marine Isotope Stage 6
Tephrochronology of middle to late Pleistocene loess in east-central Alaska

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
Chester_Bluff65.3336-142.7422Jensen, B. J. L. 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).Chester Bluff, Alaska. Datum not specified, assumed to be NAD83. Coordinates from Jensen and others (2013), vary slightly from those reported in Jensen and others (2011).25 cm thick. Tephra bed within remobilized, massive inorganic loess. An organic-rich loess up to 60 cm thick occurs 20 to 40 cm above Oct. UA1099Tephra FallCumulateGlass 4.28 102 966 131 24.7 51.5 5.78 23.1 5.72 0.96 5.07 0.91 5.43 1.26 3.64 0.55 3.51 0.6 34.8 256 7.32 9.79 4.38 5.69 10271ICPMS

SAMPLE LOCATION

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