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Sample ID:ANI-A-1
Station ID:ANI-A-1
Date Sampled:2002-07-08
Sample Type 1:Lava
Final Unit:pre-400 yr
Text Description:
Columnar jointed lava in lower southwest wall of Half Cone

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-A-156.9205-158.2049Browne, B. L.2002-07-08 Aniakchak[unclear]Columnar jointed lava in lower southwest wall of Half ConeANI-A-1Lavapre-400 yr Whole-rock 66.0900686 0.88279153 16.3833383 3.982503231 0.149120191 1.550849985 3.668356695 4.622725917 2.3958644 0.274381151 100.599191XRF3.982503231 2.83954457 60.616835 763.9506042 301.1503992 22.90934291 48.81565239 6.628364587 28.10234852 6.93375568 1.938449409 7.098337456 1.197736285 7.305140568 1.542074903 4.445397287 0.648049502 4.120603231 0.662262326 40.5650174 210.179403 12.05964447 5.774556187 0.85151838 9.486702899 5.693405419 2.46933403 15.45425502 47 0 4 5 86 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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