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Sample ID:05SMMC025
Station ID:05SMMC025
Date Sampled:2005-09-22
Sample Type 1:Lava
Field Lithology:Dacite
Final Unit:CFE ignimbrite indurated zone - black clast
Text Description:
glassy dacite (?) with plag and cpx phenos, forms 2-3 m thick unit on older knob.

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
05SMMC02551.92479179.64241Coombs, M. L.2005-09-22 Semisopochnoitriangular ridge near caldera gatesglassy dacite (?) with plag and cpx phenos, forms 2-3 m thick unit on older knob.05SMMC025LavaCFE ignimbrite indurated zone - black clastWhole-rock 61.52506603 0.8422528 16.96541651 6.2212344635888 0.173820645 1.684977012 5.012844975 4.563428838 2.639897284 0.37106144 99.7004713321XRF6.2212344635888 3.484542206 66.53523179 728.3157697 343.8734713 17.15364282 39.47816333 5.657296056 25.2647009 6.37725551 1.653325519 6.28568928 1.026175233 6.349734691 1.315336764 3.718724512 0.550344846 3.510344563 0.56674339 34.1514806 178.6315992 4.14691089 5.130688375 0.278458672 11.3109883 5.08736715 2.40737843 18.72008363 94.8 3.5 2.9 90.3 19.7 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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