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Sample ID:05SMMC011a
Station ID:05SMMC011
Date Sampled:2005-09-17
Sample Type 1:Tephra Fall
Sample Type 2:Bomb
Field Lithology:Andesite
Final Unit:Threequarter Cone
Text Description:
95 cm black clast-supported block bed at surface of nw caldera rim, poorly sorted

Postglacial eruptive history and geochemistry of Semisopochnoi volcano, western Aleutian Islands, 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
05SMMC01151.95269179.5648Coombs, M. L.2005-09-17 Semisopochnoinw caldera rim95 cm black clast-supported block bed at surface of nw caldera rim, poorly sorted05SMMC011aTephra FallCumulateThreequarter ConeWhole-rock 59.355796 1.002429814 16.82482868 7.2584458116221 0.202068335 2.579086273 5.773532849 4.641434748 1.943630445 0.418757068 99.7236913321XRF7.2584458116221 2.35825063 42.0237303 588.5904904 396.7573855 14.48550524 33.55042404 4.912444604 22.39046505 5.775409293 1.710779631 5.817406436 0.954936391 5.952248667 1.249540405 3.416822716 0.49905687 3.245708997 0.517463733 31.61373919 132.9795957 3.389671381 3.860020228 0.221484861 9.564920864 3.515299364 1.6092321 21.16101344 144.6 2.1 2.6 99.8 20.8 13321ICPMS: Cs, Rb, Ba, Sr, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, Zr, Nb, Hf, Ta, Pb, Th, U, Sc; XRF: V, Cr, Ni, Zn, Ga;


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