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SAMPLE INFO : Preece_2011_Old_Crow_tephra_average
Sample ID:Preece_2011_Old_Crow_tephra_average
Station ID:Preece_2011_Old_Crow_tephra_average
Datum:NAD83
Sample Type 1:Tephra Fall
Text Description:
The composition reported here is the average of analyses of 48 Old Crow tephra samples: UT1407, UT1434, UT1577, UT613, UT371, UT976, UT1714, UT1718, UT718, UT1833, UT1834a, UT1834b, UT1834c, UT1834d, UA1124, UA1198, UT815, UT896, UT897, UT898, UT899, UT900, UT901, UT828, UT1727, UT1730, UT1731, UT1733, UT410, UT388, UT420, UT1002, UA368, UA348, UT543, UA1099, UA1233, UA1211, UT524, UA339, UT1805, UT1816, UT1823, UA1240, UA1274, UT17, UT1, UT50

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
Preece_2011_Old_Crow_tephra_average Glass geochemical data reported here is an average calculated from analyses of multiple Old Crow tephra across different stratigraphic locations in Alaska. Individual sample IDs are noted in the sample descriptions. See Preece et al. (2011) Table 1 and footnote of Table 2.The composition reported here is the average of analyses of 48 Old Crow tephra samples: UT1407, UT1434, UT1577, UT613, UT371, UT976, UT1714, UT1718, UT718, UT1833, UT1834a, UT1834b, UT1834c, UT1834d, UA1124, UA1198, UT815, UT896, UT897, UT898, UT899, UT900, UT901, UT828, UT1727, UT1730, UT1731, UT1733, UT410, UT388, UT420, UT1002, UA368, UA348, UT543, UA1099, UA1233, UA1211, UT524, UA339, UT1805, UT1816, UT1823, UA1240, UA1274, UT17, UT1, UT50Preece_2011_Old_Crow_tephra_averageTephra FallCumulateGlass 75.42 0.3 13.05 1.72 0.06 0.29 1.49 3.72 3.69 10271EMP1.72Cl=0.28; H2O=4.61EMP

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