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SAMPLE INFO : 93SJP10
Sample ID:93SJP10
Station ID:93SJP10
Latitude:62.40823574
Longitude:-143.0535239
Datum:NAD83
Date Sampled:1993-00-00
Sample Type 1:Lava
Field Lithology:Rhyolite
Text Description:
Columnar jointed outcrop on the north side of Fossil Creek at Site 7. Fine-grained, holocrystalline, porphyritic with a matrix of plagioclase, quartz, opaque, apatite?, and biotite or amphibole? Plagioclase phenocrysts (An36) are up to 0.45 mm. Opaque phenocrysts are up to 0.1 mm. Orthopyroxene phenocrysts are up to 0.1 mm.

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
93SJP1062.40823574-143.0535239Preece, S. J.1993-00-00 Skookum CreekNabesna B-5; T7N, R13E, S8Columnar jointed outcrop on the north side of Fossil Creek at Site 7. Fine-grained, holocrystalline, porphyritic with a matrix of plagioclase, quartz, opaque, apatite?, and biotite or amphibole? Plagioclase phenocrysts (An36) are up to 0.45 mm. Opaque phenocrysts are up to 0.1 mm. Orthopyroxene phenocrysts are up to 0.1 mm.93SJP10LavaWhole-rock 70.85 0.26 16.06 2 0.08 0.26 2.12 5.39 2.42 0.14 99.5855DCP22LOI=0.52DCP 39 879 325 17 291 8.7 2.7 2 1.7 2bdl 1 3 49 17 55XRF: Rb, Zr, Nb, Th, U, Ni, Ga; DCP: Ba, Sc, V; MX: Sr, Y, Cu, Zn;

SAMPLE LOCATION

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