AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
You are here: Home > Samples > 73-Arh-105

SAMPLE INFO : 73-Arh-105
Sample ID:73-Arh-105
Station ID:73-Arh-105
Sample Type 1:Lava
Sample Type 2:Dike
Field Lithology:Rhyolite
Sample Unit:Qcr
Text Description:
Pleistocene rhyolite dikes and laccoliths; sample is K-Ar dated to 1.09 +/- 0.17 m.y.

Geologic map of the Gulkana B-1 quadrangle, south-central Alaska

StationIDLatitudeLongitudeGeologistDateVisitedVolcanoEruptionLocation 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
73-Arh-10562.4005-144.0303Unknown, UnknownCapitalGulkana B-1 quadrangle; lat long points derived from paper mapPleistocene rhyolite dikes and laccoliths; sample is K-Ar dated to 1.09 +/- 0.17 m.y.73-Arh-105Whole Rock 70.9 0.36 16 1.7 0.1 0.52 1.5 4.5 3.6 0.08 99.8584NN0.81H2OP=0.53; H2OM=0.11; CO2=0.05NN


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