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Sample ID:05SMMC047
Station ID:05SMMC047
Date Sampled:2005-09-26
Sample Type 1:Pyroclastic Flow
Sample Type 2:Welded
Field Lithology:Andesite
Final Unit:CFE ignimbrite indurated zone - black clast
Text Description:
1-2 m thick welded agglutinate breccia/pf, brick red oxidized, some clasts still have grey centers, nearly aphyric, may be part of CFE pf

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
05SMMC04751.91088179.62186Coombs, M. L.2005-09-26 Semisopochnoiknob just north of Sugarloaf1-2 m thick welded agglutinate breccia/pf, brick red oxidized, some clasts still have grey centers, nearly aphyric, may be part of CFE pf05SMMC047Pyroclastic FlowBombCFE ignimbrite indurated zone - black clastWhole-rock 63.35922901 0.839260994 16.28136833 5.680009976 0.188376251 1.510230374 3.818198107 5.086078527 2.869284217 0.367964219 99.6781713321XRF5.680009976 3.641001791 67.1881672 790.6284529 296.9094 19.29049677 44.51080509 6.35068388 28.40536372 7.324461754 1.817425939 7.113903631 1.178550763 7.32506877 1.537412358 4.353559064 0.652065843 4.187758924 0.670771518 39.57819259 206.2059685 4.962974252 5.999281831 0.324501607 11.79665066 5.570302417 2.652333292 17.46142249 49.4 2 2.6 99.2 19.1 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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