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Sample ID:05SMMC021c
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:
Weathered-out larger pumice, some with breadcrusted surfaces, from massive portion 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 coastWeathered-out larger pumice, some with breadcrusted surfaces, from massive portion of pf05SMMC021cPyroclastic FlowBombCFE ignimbrite - pumice clastWhole-rock 59.15803197 0.928410852 17.28172701 7.1361774638923 0.192923206 2.363006457 5.880585524 4.441955716 2.208515967 0.408655573 97.41713321XRF7.1361774638923 2.953589857 53.03448422 650.8773358 373.45664 17.02130817 39.15742693 5.757189164 25.9284637 6.673956417 1.824339665 6.66668035 1.116802864 6.83153111 1.451166142 4.011223902 0.590887647 3.729557318 0.589490452 36.47277535 169.4302822 4.099407567 4.919455975 0.274578842 10.84270177 4.542471558 2.130679428 22.97592413 126.9 1.9 3.5 98.1 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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