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Sample ID:05SMMC021b
Station ID:05SMMC021
Date Sampled:2005-09-18
Sample Type 1:Pyroclastic Flow
Sample Type 2:Hand-picked juvenile pumice
Field Lithology:Dacite
Final Unit:CFE ignimbrite - pumice clast
Text Description:
Rounded pumice clasts picked from pumice-rich body of 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
05SMMC02151.97396179.72348Coombs, M. L.2005-09-18 SemisopochnoiNE flank downslope from Perret Ridge, ~1 km from coastRounded pumice clasts picked from pumice-rich body of pf05SMMC021bPyroclastic FlowBombCFE ignimbrite - pumice clastWhole-rock 60.11398238 0.953860095 17.93037789 6.939486273 0.195504788 1.857974073 4.61279664 4.579397863 2.397864846 0.418744949 96.52763613321XRF6.939486273 3.276492782 56.90565698 709.9250812 324.012621 18.92199735 44.72440315 6.516897043 29.09666335 7.457991219 1.985916611 7.310406802 1.199798475 7.468950734 1.565375231 4.289168353 0.657135315 4.116307496 0.675551353 39.69481551 214.1937122 5.005846351 5.830456258 0.465244042 12.58302582 5.413809645 2.426464965 20.19647262 89.832 2.364 1.379 17.336 98.9925 19.2075 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, Cu, Zn, Ga;


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