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SAMPLE INFO : S852L
Sample ID:S852L
Station ID:S852
Latitude:61.6
Longitude:-149.1
Datum:NAD83
Sample Type 1:Tephra Fall
Text Description:
Seven-cm-thick red-brown tephra that directly underlies tephra S852D and has a sharp contact with the underlying ice-contact stratified drift.

References:
Holocene tephrochronology of the Matanuska Valley, 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
S85261.6-149.1Fontana, M. R.> 3170 ± 170 14C; 8881; Radiocarbon dated peat (S852BP) that is 1 cm thick and occurs approximately 158 cm below the surface and 48 cm above this tephra. At the intersection of the Glenn Highway and West Dolphin avenue, 0.8 km north of Palmer, Alasksa. Seven tephra recorded in the stratigraphy at this small roadcut, one of which was a couplet and all of which were analyzed. See Fontana (1988) for detailed stratigraphy. Coordinates provided as degrees/minutes and converted to decimal degrees; datum not provided, assumed to be NAD83. Seven-cm-thick red-brown tephra that directly underlies tephra S852D and has a sharp contact with the underlying ice-contact stratified drift. S852LTephra FallCumulateGlass 76.9 0.3 12.83 1.79 0.33 1.8 3.59 2.3 8881EMP1.79Cl=0.16EMP

SAMPLE LOCATION

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Page modified: August 1, 2017 15:29
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