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SAMPLE INFO : 94SJP112B
Sample ID:94SJP112B
Station ID:94SJP112
Latitude:62.25348783
Longitude:-143.4946
Datum:NAD83
Date Sampled:1994-00-00
Sample Type 1:Tephra Fall
Sample Type 2:Scoria
Field Lithology:Basalt
Text Description:
Scoria from the Tanada Cinder Cone at Site 15. Fine grained, vesicular, holocrystalline, seriate porphyritic with a matrix of mesostasis, opaque, plagioclase, olivine and pyroxene?. Plagioclase phenocrysts (An55-An62) are up to 0.35 mm and most are small laths. Olivine phenocrysts are up to 0.65 mm and occasionally have skeletal habits

References:
Geochemical variation in the less than 5 Ma Wrangell Volcanic Field, Alaska, with an emphasis on the Skookum Creek volcanic complex

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
94SJP11262.25348783-143.4946Preece, S. J.1994-00-00 Tanada PeakNabesna B-5, T6N, R10E, S35Scoria from the Tanada Cinder Cone at Site 15. Fine grained, vesicular, holocrystalline, seriate porphyritic with a matrix of mesostasis, opaque, plagioclase, olivine and pyroxene?. Plagioclase phenocrysts (An55-An62) are up to 0.35 mm and most are small laths. Olivine phenocrysts are up to 0.65 mm and occasionally have skeletal habits94SJP112BTephra FallCumulateWhole-rock 51.56 1.29 17.59 8.26 0.14 7.6 8.9 3.26 1.13 0.3 1006122DCP9.098.26 17 368 804 21 133 4.1 27 238 220 146 100 69 18 6122DCP
94SJP11262.25348783-143.4946Preece, S. J.1994-00-00 Tanada PeakNabesna B-5, T6N, R10E, S35Scoria from the Tanada Cinder Cone at Site 15. Fine grained, vesicular, holocrystalline, seriate porphyritic with a matrix of mesostasis, opaque, plagioclase, olivine and pyroxene?. Plagioclase phenocrysts (An55-An62) are up to 0.35 mm and most are small laths. Olivine phenocrysts are up to 0.65 mm and occasionally have skeletal habits94SJP112BTephra FallCumulateWhole-rock 51.69 1.3 17.64 8.3 0.14 7.59 8.92 3.27 1.14 0.3 99.955DCP9.18.3LOI=-0.27DCP 16.7 368 804 21 133 4.1 4.4 0.6 26.8 238 220 146 100 69 18.1 55XRF: Rb, Zr, Nb, Th, U, Ni, Ga; DCP: Ba, Sc, V; MX: Sr, Y, Cr, Cu, Zn;

SAMPLE LOCATION

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