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Sample ID:UA1785
Station ID:07-LSP-3
Sample Type 1:Tephra Fall
Text Description:
363 cm bottom depth in core (tube depth, not tephra-free depth); 1 cm thick; blocky pumice, crystal-rich.

Late Quaternary tephrostratigraphy, Ahklun Mountains, SW Alaska

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
07-LSP-360.01-159.13998Kaufman, D. S. 13002 ± 410 14C AMS; 7993; Age is approximate. Derived from age model in Kaufman and others (2012).Lacustrine core from Lone Spruce Lake in the Ahklun Mountains, southwest Alaska. See Axford and Kaufman (2004) for detailed description.363 cm bottom depth in core (tube depth, not tephra-free depth); 1 cm thick; blocky pumice, crystal-rich.UA1785Tephra FallCumulateGlass 58.9 1.76 15.61 9.49 0.25 2.49 5.68 3.97 1.72 Reported standard deviation of zero. 1007993EMP9.49Cl=0.16; H2O=2.7EMP


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