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SAMPLE INFO : 15-A
Sample ID:15-A
Station ID:Riehle_85_15
Latitude:61.162891843117
Longitude:-152.11634272198
Datum:NAD83
Sample Type 1:Tephra Fall
Text Description:
Coarse fraction of dense grey vitrophyre and pale brown pumice. Sample is heterogeneous and the analysis may not accurately reflect a magmatic composition. Tephra sample assigned to Spurr volcano, approximately similar in composition to pumice lapillus in the Spurr pyroclastic-flow deposits.

References:
A reconnaissance of the major Holocene tephra deposits in the upper Cook Inlet region, 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_85_1561.162891843117-152.11634272198Riehle, J. R. SpurrImprecise georeference from Figure 2. West side of Cook Inlet, south of the chakachatna RiverCoarse fraction of dense grey vitrophyre and pale brown pumice. Sample is heterogeneous and the analysis may not accurately reflect a magmatic composition. Tephra sample assigned to Spurr volcano, approximately similar in composition to pumice lapillus in the Spurr pyroclastic-flow deposits. 15-ATephra FallCumulateGlass 75.6 0.64 12.8 1.88 0.06 0.21 1.44 3.44 4 98.21788EMP2.041.88

SAMPLE LOCATION

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