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SAMPLE INFO : 41
Sample ID:41
Station ID:41
Latitude:57.0179
Longitude:-157.1864
Datum:NAD83
Text Description:
Sample of cone-building deposit. Texture: Porphyry; groundmass <0.1 mm, massive and microcrystalline; microphenocrysts of plagioclase >> clinopyroxene > orthopyroxene = hornblende; phenocrysts to 2 mm; hornblende heavily oxidized. Alteration: Zeolites in groundmass

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
4157.0179-157.1864Unknown, UnknownYantarniSample of cone-building deposit. Texture: Porphyry; groundmass <0.1 mm, massive and microcrystalline; microphenocrysts of plagioclase >> clinopyroxene > orthopyroxene = hornblende; phenocrysts to 2 mm; hornblende heavily oxidized. Alteration: Zeolites in groundmass41Whole Rock 62.5 0.75 16.8 5.7 0.13 2.54 6.05 2.94 1.54 0.16Total calculated from mixed methods 99.6199XRF2.493.46LOI=0.87XRF

SAMPLE LOCATION

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Page modified: July 14, 2014 13:37
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