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Sample ID:NA92-75B
Station ID:NA92-75
Date Sampled:1992-00-00
Sample Type 1:Tephra Fall
Sample Type 2:Pumice
Final Unit:Qht
Text Description:
Half Cone upper light pumice from pyroclastic flow deposit, dark brown

Postglacial eruptive history, geochemistry, and recent seismicity of Aniakchak Volcano, 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
NA92-7556.9268-158.201Neal, C. A. AniakchakHalf Cone north wallHalf Cone upper light pumice from pyroclastic flow deposit, dark brownNA92-75BTephra FallCumulateQhtWhole-rock 65.44 0.927 15.99 4.54 0.163 1.34 3.97 4.89 2.44 0.299 101.069191XRF4.54 2.729778591 55.41142742 742.0214571 0 22.41592257 47.49330827 6.470293359 28.22630063 6.725359841 1.921233626 7.283543492 1.205956326 7.439637903 1.5249864 4.209216018 0.621733036 3.869350259 0.631457341 38.63784018 203.1022691 11.37701581 5.961326268 0.793122432 9.589776041 5.712402818 2.518323826 0 54 1 3 57 86 17 9191ICPMS: Cs, Rb, Ba, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, Zr, Nb, Hf, Ta, Pb, Th, U; XRF: V, Cr, Ni, Cu, Zn, Ga;


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