AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
 
You are here: Home > Samples > 1R75a'

SAMPLE INFO : 1R75a'
Sample ID:1R75a'
Station ID:1R75a
Latitude:57.12
Longitude:-135.755
Datum:NAD83
Sample Type 1:Tephra Fall
References:
The Mount Edgecumbe tephra deposits: a marker horizon in southeastern Alaska near the Pleistocene-Holocene boundary

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDMaterialCoeffSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-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
1R75a57.12-135.755Unknown, Unknown EdgecumbeEdgecumbe volcanic field; lat/long is very approximate - derived from small figure in text1R75a'Glassstd. dev 2.1 72.1std. dev 25 0.49std. dev 3.3 14.9 3.27 0.05std. dev 5.0 0.33std. dev 7.0 2.02std. dev 3.4 4.76std. dev 9.5 2.08 23 shards 98.41475EMP3.573.27

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