AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
 
You are here: Home > Samples > ANI-69

SAMPLE INFO : ANI-69
Sample ID:ANI-69
Station ID:Aniakchak_Site_38
Latitude:56.9064
Longitude:-158.21579
Datum:NAD83
Date Sampled:2002-00-00
Sample Type 1:Tephra Fall
Final Unit:Q31t
 Text Description:
Unit T2; Layer PP; 50 cm thick; Slight reverse grading, moderately sorted, tan pumice-rich, coarse tan pumice bombs at base and top, few lithics, tan breadcrusted and banded pumice.

References:
The 1931 eruption of Aniakchak volcano, Alaska
Postglacial eruptive history, geochemistry, and recent seismicity of Aniakchak Volcano, Alaska

GEOCHEM DATA
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
Aniakchak_Site_3856.9064-158.21579Nicholson, R. S.2002-00-00 Aniakchak1931-5-11931 Main Crater, 40-80 m below rimUnit T2; Layer PP; 50 cm thick; Slight reverse grading, moderately sorted, tan pumice-rich, coarse tan pumice bombs at base and top, few lithics, tan breadcrusted and banded pumice.ANI-69Tephra FallCumulateQ31tWhole-rock 62.25 1.04 16.45 5.79 0.19 2.17 5.04 4.82 1.87 0.38 98.916132XRF5.79 1.968403969 42.08998431 612.4624837 370.1968043 18.85275572 40.76481237 5.596821979 24.55905565 6.39492455 1.927103781 6.548531461 1.094695283 6.790902359 1.407027509 3.79754007 0.564196617 3.602492735 0.57611809 35.18333102 153.9408142 9.054736966 4.415112161 0.633669287 7.527055921 3.935841015 1.739095034 18.17866861 88 3 0 6 96 18 3658ICPMS: 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, Cu, Zn, Ga;
Aniakchak_Site_3856.9064-158.21579Nicholson, R. S.2002-00-00 Aniakchak1931-5-11931 Main Crater, 40-80 m below rimUnit T2; Layer PP; 50 cm thick; Slight reverse grading, moderately sorted, tan pumice-rich, coarse tan pumice bombs at base and top, few lithics, tan breadcrusted and banded pumice.ANI-69Tephra FallCumulateQ31tWhole-rock 62.25 1.035 16.45 5.79 0.194 2.17 5.04 4.82 1.87 0.375 3658XRF5.79

SAMPLE LOCATION

Contact AVO Privacy Accessibility Information Quality FOIA
URL: 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.