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Sample ID:99JLOK18A
Station ID:99JLOK18
Date Sampled:1999-01-01
Sample Type 1:Pyroclastic Flow
Sample Type 2:Scoria
Text Description:
Vermont Creek. Andesitic pumice from flow unit.

Magmatic differentiation at an island-arc caldera: a stratigraphically constrained multi-isotope study of Okmok Volcano, Aleutian Islands, Alaska
Late Pleistocene and Holocene caldera-forming eruptions of Okmok Caldera, 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
99JLOK1853.30078-168.06538Larsen, J. F.1999-01-01 Okmok-10050--Vermont CreekVermont Creek. Andesitic pumice from flow unit.99JLOK18APyroclastic FlowBombWhole-rock 58.11411242 1.170745469 16.07004322 8.856155481 0.200497718 3.042729187 6.911629875 4.24168539 1.168730416 0.223670821 99.2534113XRF8.79 2.0948890178148 28.02917924847 414.06798205346 371.11953612191 10.665076179148 26.300657998265 3.7755625392785 17.276639600555 4.7353036602023 1.5124642318211 5.1776384997161 0.91512970916882 5.8937965710505 1.2360669471954 3.3754014736975 0.51580852412507 3.2825546839876 0.51438178011538 31.703949114401 127.26932185019 3.9068478575673 3.6328566379461 0.29401785649158 8.1486203411454 2.6076235931036 1.2270072419539 32.068591461634 242 18 4 69 86 18 4113ICPMS: 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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