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SAMPLE INFO : Riehle_1987_AN_8
Sample ID:Riehle_1987_AN_8
Station ID:Riehle_1987_AN_8
Latitude:65.2
Longitude:-163.5
Datum:NAD83
Sample Type 1:Tephra Fall
Text Description:
5-10 cm thick deposit. Clear to pale gray glass and fibrous white pumice; trace pale grey to medium brown scoriaceous glass; rare fine black fragments may be black glass shards; estimated 98% glass, remainder is plagioclase and pyroxene>amphibole>opaquesa=apatite=-zircon (?).

References:
The Aniakchak tephra deposit, a late Holocene marker horizon in western Alaska

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDSample Type 1Sample Type 2Final UnitMaterialCoeffSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-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
Riehle_1987_AN_865.2-163.5Riehle, J. R.< 4000 ± 100 14C; 1724; Lab ID: I-13,990Aniakchak-1480--Imprecise georeference from Figure 1 in cit1724. Northeast of Nome on Seward Peninsula.5-10 cm thick deposit. Clear to pale gray glass and fibrous white pumice; trace pale grey to medium brown scoriaceous glass; rare fine black fragments may be black glass shards; estimated 98% glass, remainder is plagioclase and pyroxene>amphibole>opaquesa=apatite=-zircon (?).Riehle_1987_AN_8Tephra FallCumulateGlass 71.3 0.46 15.32 2.44 0.15 0.52 1.75 5.23 3.01 98.11724EMP2.44

SAMPLE LOCATION

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