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Sample ID:94SJP22
Station ID:94SJP22
Date Sampled:1994-00-00
Sample Type 1:Lava
Sample Type 2:Flow
Field Lithology:Andesite
Text Description:
A 15 thick, plagioclase-phyric flow at Site 12. Fine grained, vesicular, hypocrystalline, intersertal, weakly intergranular, seriate to glomeroporphyritic with a matrix of brown glass, opaque, plagioclase, clinopyroxene and orthopyroxene. Plagioclase phenocrysts ( An44 - An58) are up to 6.25 mm, many grains have sieve textured zones, display complex zoning, and some have clinopyroxene inclusions. Orthopyroxene phenocrysts are up to 1.4 mm and some have clinopyroxene rims. Clinopyroxene phenocrysts are up to 1.4 mm. Olivine phenocrysts are up to 0.65 mm and some have rims of small pyroxene crystals.

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

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
94SJP2262.28183582-143.2468489Preece, S. J.1994-00-00 Skookum CreekNabesna B-5; T6N, R12E, S1994SJP22LavaWhole-rock 57.61 0.93 18.08 6.25 0.11 4.09 7.14 4.07 1.37 0.08 99.4155DCP6.866.25LOI=0.27DCP 25.3 460 506 24 166 6.3 1.7 1.8 20.7 149 53 46 52 69 18.8 55XRF: Rb, Zr, Nb, Th, U, Ni, Ga; DCP: Ba, Sc, V; MX: Sr, Y, Cr, Cu, Zn;


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