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Sample ID:05SMMC049
Station ID:05SMMC049
Date Sampled:2005-09-26
Sample Type 1:pyroclastic density current
Sample Type 2:Hand-picked juvenile scoria
Field Lithology:Andesite
Final Unit:CFE ignimbrite indurated zone - black clast
Text Description:
~1 m cliff band of welded dense agglutinate/pf - likely CFE, loose pf underneath

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
05SMMC04951.90969179.62169Coombs, M. L.2005-09-26 Semisopochnoicliff band of dense welded pf north of Sugarloaf~1 m cliff band of welded dense agglutinate/pf - likely CFE, loose pf underneath05SMMC049pyroclastic density currentBombCFE ignimbrite indurated zone - black clastWhole-rock 63.13411022 0.851135215 16.4540463 5.720818171 0.191978575 1.525126066 3.866521975 5.114686366 2.772265005 0.369302145 98.936847513321XRF5.720818171 3.831687785 66.88115456 805.150904 310.8169974 19.76199826 46.38964692 6.51436657 28.79675926 7.486193857 1.890927755 7.383891137 1.222256728 7.491189357 1.582497586 4.397333813 0.66398754 4.240738028 0.680849448 40.63495664 218.0617612 5.161230695 6.084242723 0.526433567 13.06847586 5.639101328 2.620775322 17.43421042 52.796 1.4775 0 16.351 101.258 18.518 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, Cu, Zn, Ga;


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