AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
You are here: Home > Samples > NA92-59

Sample ID:NA92-59
Station ID:NA92-59
Sample Type 1:Tephra Fall
Sample Type 2:Agglutinate
Final Unit:Brown Pumice
Text Description:
Brown agglutinate, north base of Vent Mountain

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
NA92-5956.895-158.1686Neal, C. A. AniakchakNorth base Vent MountainBrown agglutinate, north base of Vent MountainNA92-59Tephra FallCumulateBrown Pumice Whole-rock 59.49 1.134 16.26 7.65 0.192 2.78 6.24 4.31 1.65 0.293 100.169191XRF7.65 1.677911748 35.19585113 511.1575636 0 15.70871691 33.76640367 4.701912565 21.07056565 5.297817492 1.671571547 5.715964125 0.981811479 5.983376677 1.21769197 3.469478793 0.486447285 3.083800456 0.486737792 29.48900759 133.6681196 7.952570084 3.889651535 0.525134851 3.06769041 3.464785324 1.52389728 0 176 8 0 8 89 19 9191ICPMS: Cs, Rb, Ba, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, Zr, Nb, Hf, Ta, Pb, Th, U; XRF: V, Cr, Cu, Zn, Ga;


Contact AVO Privacy Accessibility Information Quality FOIA
URL: www.avo.alaska.edu/samples/sample_info.php
Page modified: August 1, 2017 15:29
Contact Information: AVO Web Team

twitter @alaska_avo
facebook alaska.avo
email Receive volcano updates by email: USGS VNS

This website is supported by the U.S. Geological Survey under Cooperative Agreement Grant G22AC00137

Mention of trade names or commercial products does not constitute their endorsement by the U.S. Geological Survey.