AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
You are here: Home > Samples > 99JLOK4Gbase

Sample ID:99JLOK4Gbase
Station ID:99JLOK4
Date Sampled:1999-01-01
Final Unit:Hcfe2
Text Description:
Base of the Okmok II ash flow deposits. Sampled juvenile scoria.

Magmatic differentiation at an island-arc caldera: a stratigraphically constrained multi-isotope study of Okmok Volcano, Aleutian Islands, Alaska
Late Pleistocene and Holocene caldera-forming eruptions of Okmok Caldera, Aleutian Islands, Alaska

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
99JLOK453.55656-168.08001Larsen, J. F.1999-01-01 Okmok-100--Ashishik point outcrop. Re-measured stratigraphyBase of the Okmok II ash flow deposits. Sampled juvenile scoria.99JLOK4GbaseHcfe2Whole-rock 55.47137625 1.512217149 15.91490643 10.32863379 0.20671316 3.602428378 7.766795444 3.632532236 1.274396669 0.290000502 99.6554113XRF10.293 2.119093817 29.76949443 423.8746376 349.9424111 12.74397444 31.33425954 4.475272478 20.425322 5.610072169 1.634369686 6.116685933 1.050957794 6.752855314 1.433859212 3.890939889 0.59107052 3.59807007 0.582061141 36.01105045 153.0504243 4.753697144 4.346778734 0.351448872 11.18649386 2.971498198 1.419267642 33.23693437 310 21 5 140 96 21 4113ICPMS: 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;


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.