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Sample ID:ANI-B-1
Station ID:ANI-B-1
Date Sampled:2002-07-08
Sample Type 1:Lava
Final Unit:pre-400 yr
Text Description:
Columnar jointed lava in 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-B-156.9209-158.2063Browne, B. L.2002-07-08 Aniakchak[unclear]Columnar jointed lava in southwest wall of Half ConeANI-B-1Lavapre-400 yr Whole-rock 62.74537227 1.015953568 16.41309451 5.679150475 0.179814791 2.067870094 4.854999351 4.535328612 2.127808357 0.380607974 100.1039191XRF5.679150475 1.916409895 51.2764832 654.6305111 334.490621 21.16122824 45.36837355 6.226515692 26.61918982 6.70685798 1.94148121 7.061026848 1.169287813 7.165702946 1.467024817 4.112349007 0.584197648 3.692644942 0.598984725 37.98846948 185.8072129 10.70263491 5.104252446 0.736918028 7.55987708 4.988342589 2.159418976 18.93974636 80 1 4 7 87 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, Cr, Ni, Cu, Zn, Ga;


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