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Sample ID:UA207
Station ID:Eva_I
Sample Type 1:Tephra Fall
Changing ideas on the identity and stratigraphic significance of the Sheep Creek tephra beds in Alaska and the Yukon Territory, northwestern North America
The Palisades is a key reference site for the middle Pleistocene of eastern Beringia: new evidence from paleomagnetics and regional tephrostratigraphy

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
Eva_I64.8-147.99997Preece, S. J. 190000 ± 20000 known unit; 2166; Age is approximate.-188050--Road cut on the west wall of the Eva mining cut, Ester, Alaska, about 200 m south of station Eva II. Location imprecisely georeferenced from Figure 4 in Preece et al. (1999). UA207Tephra FallCumulateGlass 72.03 0.26 15.86 1.88 0.05 0.67 2.71 4.6 1.92 9361EMP1.88Cl=0.03; H2O=2.61EMP 0.64 700 10 18 1.45 0.52 0.17 0.46 2.07 0.33 2.5 1.8 3.45 1792INAA


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