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SAMPLE INFO : 81ARj 18
Sample ID:81ARj 18
Station ID:81ARj 18
Latitude:57.167606422075
Longitude:-156.56872674657
Datum:NAD83
Date Sampled:1981-01-01
Sample Type 1:Lava
Field Lithology:Dacite
Text Description:
Two pyroxene-plagioclase dacite (S; high-silica andesite G) porphyry. Phenocrysts of orthopyroxene and clinopyroxene in a fine-grained groundmass. Orthopyroxene dominates. Many phenocrysts are in reaction relation with groundmass, and groundmass appears recrystallized.

References:
Map and tables showing geochronology and whole-rock geochemistry of selected samples, Ugashik and part of Karluk quadrangles, Alaska

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDMaterialSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-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
81ARj 1857.167606422075-156.56872674657Riehle, J. R.1981-01-01 KialagvikUgashik A-2, Icy PeakTwo pyroxene-plagioclase dacite (S; high-silica andesite G) porphyry. Phenocrysts of orthopyroxene and clinopyroxene in a fine-grained groundmass. Orthopyroxene dominates. Many phenocrysts are in reaction relation with groundmass, and groundmass appears recrystallized.81ARj 18Whole Rock 62 0.76 17.6 5.65 0.12 2.58 6.56 3.09 1.85 0.14 99.24092XRF2.673.19

SAMPLE LOCATION

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