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SAMPLE INFO : 15mkjrs504aa
Sample ID:15mkjrs504aa
Station ID:15mkjrs504
Date Sampled:2015-07-23
Sample Type 1:Tephra Fall
Text Description:
reworked lenses of poorly sorted coarse sand to lapilli with zones of more concentrated yellow pumice clasts to 5mm

Petrology and geochemistry of three Early Holocene eruptions from Makushin Volcano, 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
15mkjrs50453.9457-166.759Schaefer, J. R. G.2015-07-24 3975 ± 30 14C; Schaefer, unpublished Makushin Sample 15MKJRS504aa; lies directly on top of dated peatMakushinPeat in cirque (identified in 2013, 13mkjrs309)reworked lenses of poorly sorted coarse sand to lapilli with zones of more concentrated yellow pumice clasts to 5mm15mkjrs504aaTephra FallCumulateGlass 67.117255289439 0.85834404696037 15.269031691051 5.045219822601 0.20098013929197 0.99845589133748 2.869317889248 4.9941168806913 2.32048654169 0.22700010796412 98.92017453333315121EMP5.045219822601Cl=0.029106838200177; F=0.070684861526002EMP


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