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Sample ID:NA93-100F
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 in middle 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 in middle of tephra section NA93-100FTephra FallCumulateQvmWhole-rock 64.12 1.019 15.63 5.64 0.181 1.66 4.18 4.99 2.27 0.305 100.339191XRF5.64 2.471799841 54.3020171 692.1976823 0 21.17733545 45.56820954 6.245344535 26.30174364 6.571785588 1.90113985 6.467065865 1.152562047 7.104816601 1.470806743 4.202493077 0.624833469 3.8708368 0.608099191 39.59257931 195.2183065 11.22231912 5.409280998 0.784497554 9.072327179 5.029647861 2.196172439 0 75 6 3 0 89 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, Ni, Zn, Ga;


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