AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
 
You are here: Home > Samples > 87-20-02B

SAMPLE INFO : 87-20-02B
Sample ID:87-20-02B
Station ID:87-20-02B
Latitude:53.56114
Longitude:-168.08254
Datum:NAD83
Date Sampled:1987-01-01
Sample Type 1:Tephra Fall
Text Description:
Ashishik ash,Qo,

References:
The importance of parental magma composition to calc-alkaline and tholeiitic evolution: evidence from Umnak Island in the Aleutians

GEOCHEM DATA
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
87-20-02B53.56114-168.08254Miller, D. M.1987-01-01 OkmokAshishik ash,Qo,Ashishik ash,Qo,87-20-02BTephra FallCumulateWhole-rock 67.1 0.62 15.73 5 0.15 0.6 2.51 4.87 3.2 0.16 99.41472DCP5.65 827 202 23.93 56.27 33.39 8.07 1.77 8.65 9.35 6.09 6.42 0.99 38 249 12 12 16 14 26 102 1472DCP

SAMPLE LOCATION

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.