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SAMPLE INFO : AK-81-1
Sample ID:AK-81-1
Station ID:AK-81-1
Latitude:54.13308
Longitude:-165.98555
Datum:NAD83
Date Sampled:1981-01-01
Sample Type 1:Lava
Sample Type 2:Dike
Text Description:
Large dike 10 to 15 meters wide east of Lava Peak. In hand specimen, it is coarsely porphyritic, containing large clinopyroxene and plagioclase phenocrysts in a fine-grained groundmass. In thin section, the dike contains the same mineral assemblage as the Lava Peak flows; randomly oriented phenocrysts of olivine, clinopyroxene, and plagioclase in a groundmass of opaque minerals, clinopyroxene, and plagioclase laths.

References:
The igneous petrology and geochemistry of northern Akutan Island, 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
AK-81-154.13308-165.98555Unknown, Unknown1981-01-01 AkutanLava Peak, Western Akutan IslandLarge dike 10 to 15 meters wide east of Lava Peak. In hand specimen, it is coarsely porphyritic, containing large clinopyroxene and plagioclase phenocrysts in a fine-grained groundmass. In thin section, the dike contains the same mineral assemblage as the Lava Peak flows; randomly oriented phenocrysts of olivine, clinopyroxene, and plagioclase in a groundmass of opaque minerals, clinopyroxene, and plagioclase laths.AK-81-1Whole Rock 50.46 0.97 17.6 9.94 0.19 6.58 10.4 2.78 0.87 0.2 99.241876XRF5.854.55 21 420 1876XRF

SAMPLE LOCATION

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