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SAMPLE INFO : 93SJP27
Sample ID:93SJP27
Station ID:93SJP27
Latitude:62.43351542
Longitude:-143.106303
Datum:NAD83
Date Sampled:1993-00-00
Sample Type 1:Lava
Sample Type 2:Dike
Field Lithology:Andesite
Text Description:
Approximately 10 thick vertical dike cutting up through silicic material Dome A at Site 2. Fine-grained, holocrystalline, porphyritic with a matrix of mesostasis, opaque, plagioclase and alteration. Plagioclase phenocrysts (An30 - An58) are up to 3.45 mm and some have complex zoning with prussian blue extinction, resorption embayments; both twinned and untwinned grains are present. Clinopyroxene phenocrysts are up to 2.0 mm. Orthopyroxene is up to 0.8 mm and some have opaque inclusions.

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
93SJP2762.43351542-143.106303Preece, S. J.1993-00-00 Skookum CreekNabesna B-5; T8N, R12E, S3693SJP27LavaWhole-rock 61.96 1 16.94 5.52 0.1 2.36 4.98 4.77 1.64 0.28 99.9255DCP6.095.52LOI=0.45DCP 28 558 441 23 194 6.4 4.5 1.8 14.2 109 17 10 22 71 18.4 55XRF: Rb, Zr, Nb, Th, U, Ni, Ga; DCP: Ba, Sc, V; MX: Sr, Y, Cr, Cu, Zn;

SAMPLE LOCATION

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