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SAMPLE INFO : 24
Sample ID:24
Station ID:24
Latitude:57.0179
Longitude:-157.1864
Datum:NAD83
Sample Type 1:Lava
Sample Type 2:Flow
Text Description:
Texture: Porphyry; groundmass <0.1 mm, plagioclase >> chlorite + mica > clinopyroxene = opaque; clinopyroxene rims on orthopyroxene phenocrysts; originally vitric? Alteration: Zeolite/calcite/chlorite+mica as vugs in groundmass and as replacement of pyroxene phenocrysts and lithic

References:
Petrography, chemistry, and geologic history of Yantarni volcano, Aleutian volcanic arc, Alaska

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedVolcanoEruptionLocation 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
2457.0179-157.1864Unknown, UnknownYantarniTexture: Porphyry; groundmass <0.1 mm, plagioclase >> chlorite + mica > clinopyroxene = opaque; clinopyroxene rims on orthopyroxene phenocrysts; originally vitric? Alteration: Zeolite/calcite/chlorite+mica as vugs in groundmass and as replacement of pyroxene phenocrysts and lithic24Whole Rock 56.2 0.8 16.5 7.07 0.13 3.84 8.08 2.77 1.48 0.19Total calculated from mixed methods 99.9199XRF4.423.05LOI=2.88XRF

SAMPLE LOCATION

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