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Sample ID:NA92-23C
Station ID:NA92-23
Date Sampled:1992-00-00
Sample Type 1:Tephra Fall
Sample Type 2:Pumice
Final Unit:Qht
Text Description:
Half Cone dark pumice

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
NA92-2356.9365-158.1161Neal, C. A.1992-06-26 AniakchakNorth of Surprise Lake, drainage behind north Pumice Dome outcropHalf Cone dark pumiceNA92-23CTephra FallCumulateQhtWhole-rock 60.47 1.081 16.33 7.02 0.183 2.52 5.86 4.47 1.78 0.283 99.559191XRF7.02 1.763447776 38.24835028 536.3649792 0 16.57819138 35.69736857 4.782791739 21.21468526 5.459757786 1.639487345 5.684557517 0.960007916 5.810560582 1.2015033 3.251641809 0.479135444 3.119350321 0.497467449 32.61012135 147.8375903 8.940559428 4.017648375 0.567340116 6.71642818 3.548305177 1.55981241 0 145 7 3 21 90 21 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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