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Sample ID:ANI-02-03
Station ID:ANI-02-03
Date Sampled:2002-07-07
Sample Type 1:Tephra Fall
Sample Type 2:Pumice
Final Unit:Brown Pumice
Text Description:
Brown pyroclast at contact between Pink and Brown Pumice fall deposits

Postglacial eruptive history, geochemistry, and recent seismicity of Aniakchak Volcano, Alaska
The ~400 yr b.p. eruption of Half-Cone, a post-caldera composite cone within Aniakchak Caldera, Alaska Peninsula

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
ANI-02-0356.9182-158.2046Browne, B. L.2002-07-07 AniakchakHalf Cone southwest wallBrown pyroclast at contact between Pink and Brown Pumice fall depositsANI-02-03Tephra FallCumulateBrown PumiceWhole-rock 66.79481502 0.781973351 16.01183527 4.050762852 0.165049716 1.328448935 3.321122338 4.881043436 2.435489715 0.229459362 99.3649191XRF4.050762852 2.634666536 56.44273833 748.00138 292.5652171 22.09241787 47.34302975 6.300203891 26.91882054 6.754645646 1.783121277 6.864792852 1.143746813 7.141765463 1.487340483 4.069425396 0.612853358 3.872966266 0.634337685 37.96796435 198.8661334 11.76561957 5.627142163 0.811241658 9.070175993 5.260917912 2.314387332 14.16517213 36 0 6 6 88 17 9191ICPMS: 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, Ni, Cu, Zn, Ga;


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