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SAMPLE INFO : 81-ARh-42
Sample ID:81-ARh-42
Station ID:81-ARh-42
Latitude:62.3448
Longitude:-143.55238
Datum:NAD83
Date Sampled:1981-00-00
Sample Type 1:Lava
Sample Type 2:Flow
Text Description:
Wrangell Lava. Young basalts and basaltic andesites (Pleistocene). Erupted from a vent, or group of vents, on the north flank of Tanada shield volcano. Flows. Chiefly dark gray to grayish-black, thin to medium (2-5 m), olivine basalt and basaltic andesite flows. * * * Whole rock K-Ar age of sample 81-ASj-86 (map locality 19) is 0.97 +/- 0.05 Ma (table 2).

References:
Geologic map of the Nabesna B-6 Quadrangle, south-central Alaska

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
81-ARh-4262.3448-143.55238Richter, D. H.1981-00-00 Tanada PeakWrangell Lava; Nabesna B-6 quadrangle. Latitude and longitude derived from paper map.Wrangell Lava. Young basalts and basaltic andesites (Pleistocene). Erupted from a vent, or group of vents, on the north flank of Tanada shield volcano. Flows. Chiefly dark gray to grayish-black, thin to medium (2-5 m), olivine basalt and basaltic andesite flows. * * * Whole rock K-Ar age of sample 81-ASj-86 (map locality 19) is 0.97 +/- 0.05 Ma (table 2).81-ARh-42LavaWhole-rock 53.2 1.08 17.6 7.73 0.14 6.62 8.44 3.43 1.15 0.32 100.142321NN2.695.3H2OP=0.27; H2OM=0.02; CO2=0.01RAPIDA

SAMPLE LOCATION

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