AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
You are here: Home > Samples > WC4-50

Sample ID:WC4-50
Station ID:Pinney_93_2
Sample Type 1:Tephra Fall
Text Description:
Three Forks Ash. Pinkish-buff or gray, coarse, sandy ash containing lenses of pink-to-buff or gray fine ash.

Search for shallow magma accumulations at Augustine Volcano
Late Quaternary glacial and volcanic stratigraphy near Windy Creek, Katmai National Park, Alaska

StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDSample Type 1Sample Type 2Final UnitMaterialCoeffSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-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
Pinney_93_258.357-155.387Pinney, D. S.< 4300 ± 70 14C; 3790; Beta-24782; peat immediately below tephra WC4-50Collected froma shallower part of the same kettle lake approximately 20 meters upstream from Pinney_93_1 Three Forks Ash. Pinkish-buff or gray, coarse, sandy ash containing lenses of pink-to-buff or gray fine ash.WC4-50Tephra FallCumulateGlass 75.81 0.42 12.77 2.06 0.36 1.6 3.8 3.03 Reported standard deviation of zero. 1003790EMP2.06Cl=0.14EMP


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.