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SAMPLE INFO : 71-PCL-157A
Sample ID:71-PCL-157A
Station ID:71-PCL-157A
Latitude:62.4143
Longitude:-143.11068
Datum:NAD83
Date Sampled:1971-00-00
Sample Type 1:Lava
Sample Type 2:Flow
Field Epoch Guess:Oligocene
Field Lithology:Rhyolite
Text Description:
Wrangell Lava. Rhyolite flow. Light-gray, devitrified, microcrystalline rocks with red and black vitrophyre phases exhibiting pronounced flow banding. Usually very massive. Viscous extrusives of local origin, presumably from rhyolite domes (unit QTrd)

References:
Geologic map of the Nabesna B-5 Quadrangle, 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
71-PCL-157A62.4143-143.11068Lowe, P. C.1971-00-00 Nabesna B-5 Quadrangle; latitude and longitude derived from paper map. Wrangell Lava. Rhyolite flow. Light-gray, devitrified, microcrystalline rocks with red and black vitrophyre phases exhibiting pronounced flow banding. Usually very massive. Viscous extrusives of local origin, presumably from rhyolite domes (unit QTrd)71-PCL-157ALavaWhole-rock 72.5 0.14 14.2 1.47 0.1 0.15 1 4.6 2.7 0.04 994540RAPIDA0.391.1H2OP=3; H2OM=0.05; CO2=0.05RAPIDA

SAMPLE LOCATION

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