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Sample ID:NA93-100B
Station ID:NA93-100
Date Sampled:1993-07-30
Sample Type 1:Tephra Fall
Sample Type 2:Bulk
Final Unit:Qvm
Text Description:
black, glassy ash at base of tephra section

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
NA93-10056.8939-158.1294Neal, C. A.1993-07-30 AniakchakEast base of Vent Mountainblack, glassy ash at base of tephra section NA93-100BTephra FallCumulateQvmWhole-rock 62.94 1.013 16.05 5.99 0.183 1.91 4.61 4.85 2.14 0.317 100.399191XRF5.99 2.319373403 52.55612837 638.1930587 0 20.45278796 44.29004543 5.912364628 25.4763568 6.426024634 1.829538865 6.370762469 1.129017765 6.909307374 1.448212613 4.012742695 0.587340346 3.786638502 0.594243477 38.08803088 186.378546 10.55821308 5.199088974 0.752047693 8.906179909 5.039607099 2.267543285 0 80 4 0 0 90 18 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, Zn, Ga;


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