AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
 
You are here: Home > Samples > K-2558

SAMPLE INFO : K-2558
Sample ID:K-2558
Station ID:K-2558
Latitude:58.342
Longitude:-154.747
Datum:NAD83
Sample Type 1:Lava
Text Description:
Sample in thin section is 20-25% plagioclase, to 2.5 mm; 20% subequal clinopyroxene and orthopyroxene, to 1.5 mm; 2-3% oxides to 0.5 mm; no olivine, sieving present in a few plagioclase grains, oxide-pyroxene-plagioclase aggregates also present.

References:
Snowy Mountain: A pair of small andesite-dacite stratovolcanoes in Katmai National Park

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDMaterialSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-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
K-255858.342-154.747Unknown, Unknown SnowySouthwest cone of Snowy Mountain, lat/long from figure 2Sample in thin section is 20-25% plagioclase, to 2.5 mm; 20% subequal clinopyroxene and orthopyroxene, to 1.5 mm; 2-3% oxides to 0.5 mm; no olivine, sieving present in a few plagioclase grains, oxide-pyroxene-plagioclase aggregates also present.K-2558Whole Rock 62.2 0.66 16.11 5.89 0.12 3.17 6.01 3.5 1.72 0.18 99.16889XRF5.89LOI=0.11IGN

SAMPLE LOCATION

Contact AVO Privacy Accessibility Information Quality FOIA
URL: www.avo.alaska.edu/samples/sample_info.php
Page modified: July 14, 2014 13:37
Contact Information: AVO Web Team

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