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Sample ID:05SMMC003g
Station ID:05SMMC003
Date Sampled:2005-09-12
Sample Type 1:Pyroclastic Flow
Sample Type 2:Hand-picked juvenile scoria
Field Lithology:Andesite
Final Unit:CFE ignimbrite - scoria clast
Text Description:
bombs from top 1 m of thick pyroclastic flow deposit

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
05SMMC00351.89963179.5251Coombs, M. L.2005-09-12 SemisopochnoiCoastal bluff section just south of SW Knobbombs from top 1 m of thick pyroclastic flow deposit05SMMC003gPyroclastic FlowBombCFE ignimbrite - scoria clastWhole-rock 58.11479815 0.929792145 17.59634302 7.2809888005468 0.187726546 2.553157555 6.70516249 4.222105355 2.060148818 0.349787197 99.3146713321XRF7.2809888005468 2.746042201 48.21114061 597.926857 380.3562771 15.2077347 35.26977918 5.141566622 23.14898453 5.984705391 1.677891646 6.018481598 0.997611584 6.238116719 1.291290586 3.614980569 0.529599212 3.312432154 0.542486299 32.90831456 149.80451 3.564369743 4.30035426 0.239064402 9.698275418 3.952912426 1.873086735 22.15837384 163.8 3.9 5.6 92.4 20.9 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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