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SAMPLE INFO : 15mkjrs504a
Sample ID:15mkjrs504a
Station ID:15mkjrs504
Date Sampled:2015-07-23
Sample Type 1:Tephra Fall
Text Description:
dark gray/black med-fine ash with peat

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15mkjrs50453.9457-166.759Schaefer, J. R. G.2015-07-24 120 ± 25 14C; Schaefer, unpublished Makushin; sample 15mkjrs504a lies directly on peat sample 15mkjrs504b dated at 120 +/- 25 RCYBP, so this is a maximum ageMakushinPeat in cirque (identified in 2013, 13mkjrs309)dark gray/black med-fine ash with peat15mkjrs504aTephra FallCumulateGlass 53.944781193724 1.6280400847505 15.66210596865 11.43342481956 0.23756311383209 4.2431570369682 8.0843666913848 3.4873461854635 0.98677751397298 0.22960744306153 97.63895822222215121EMP11.43342481956Cl=0.00066806016512323; F=0.062161888468324EMP


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