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Sample ID:97ANB17
Station ID:97ANB17
Sample Type 1:Lava
Final Unit:pre-400 yr B.P. Half Cone lava
Text Description:
vitrophyre from base of higher of vent-filling flow-domes

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
97ANB1756.928-158.1982Bacon, C. R. AniakchakHalf Cone north wallvitrophyre from base of higher of vent-filling flow-domes97ANB17Lavapre-400 yr B.P. Half Cone lavaWhole-rock 65.68 0.872 16.1 4.45 0.163 1.37 3.77 4.89 2.42 0.282 99.5219191XRF4.45 2.714749523 57.49051787 743.3414235 301.5356119 22.90465865 49.06635142 6.551293546 27.6684859 6.934991498 1.882769303 7.027135437 1.191995522 7.210468882 1.495233423 4.140226353 0.615182794 3.872315377 0.622036215 38.99006835 207.8166951 11.83652195 5.814048552 0.826115873 9.271003341 5.684076183 2.452182267 14.90258033 41 1 5 3 81 18 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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