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Sample ID:04JLOK018
Station ID:04JLOK018
Date Sampled:2004-01-01
Sample Type 1:Tephra Fall
Sample Type 2:Scoria
Final Unit:Hcfe2
Text Description:
Okmok II juvenile scoria sampled from ~1 m above rhyodacite unit. Well sorted layer above basal ash flow deposits

Late Pleistocene and Holocene caldera-forming eruptions of Okmok Caldera, Aleutian Islands, Alaska

StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDSample Type 1Sample Type 2Final UnitMaterialSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-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
04JLOK01853.49777-168.23515Larsen, J. F.2004-01-01 Okmok-100--Stream channel to the northwest of the caldera rim, about 1/3 of the way towards the rim from the Bering sea coast.Okmok II juvenile scoria sampled from ~1 m above rhyodacite unit. Well sorted layer above basal ash flow deposits04JLOK018Tephra FallCumulateHcfe2Whole-rock 56.23698968 1.487273791 15.91191509 9.991349967 0.207254924 3.353650242 7.537715835 3.628928228 1.351642318 0.29329004 98.878234464XRF9.87927


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