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SAMPLE INFO : Halfway_House_Old_Crow_Average
Sample ID:Halfway_House_Old_Crow_Average
Station ID:Halfway_House
Latitude:64.735
Longitude:-148.4594
Datum:NAD83
Sample Type 1:Tephra Fall
Text Description:
The composition reported here is the average of analyses of seven Old Crow tephra samples from Halfway_House station: UT815, UT896, UT897, UT898, UT899, UT900, UT901

References:
Old Crow tephra across eastern Beringia: a single cataclysmic eruption at the close of Marine Isotope Stage 6

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
Halfway_House64.735-148.4594Preece, S. J. Halfway House site: a 12-m-thick section of the Gold Hill Loess located on top of a rounded bedrock hill along the north side of the Parks Highway, ~50 km west of Fairbanks, Alaska. The exposure was created during construction of the George Parks Highway in the 1960s and is mostly comprised of the Goldstream Formation. Location coordinates from Preece and others (2011); coordinates vary slightly from those reported in Jensen and others (2011). Datum not specified, assumed to be NAD83.The composition reported here is the average of analyses of seven Old Crow tephra samples from Halfway_House station: UT815, UT896, UT897, UT898, UT899, UT900, UT901Halfway_House_Old_Crow_AverageTephra FallCumulateGlass 75.5 0.31 13 1.68 0.06 0.29 1.47 3.76 3.65 10271EMP1.68Cl=0.28; H2O=4.12EMP

SAMPLE LOCATION

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