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SAMPLE INFO : AK-81-24
Sample ID:AK-81-24
Station ID:AK-81-24
Latitude:54.13308
Longitude:-165.98555
Datum:NAD83
Date Sampled:1981-01-01
Sample Type 1:Lava
Sample Type 2:Flow
Field Lithology:Andesite
Text Description:
Porphyritic andesite lava flow containing phenocrysts of plagioclase, clinopyroxene, and olivine in a trachytic groundmass. The olivine is largely altered to serpentine minerals, while the clinopyroxene and groundmass are partially altered to carbonate and chlorite.

References:
The igneous petrology and geochemistry of northern Akutan Island, 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
AK-81-2454.13308-165.98555Unknown, Unknown1981-01-01AkutanPickup Valley (westernmost valley emptying into Hot Springs Bay), Eastern Akutan IslandPorphyritic andesite lava flow containing phenocrysts of plagioclase, clinopyroxene, and olivine in a trachytic groundmass. The olivine is largely altered to serpentine minerals, while the clinopyroxene and groundmass are partially altered to carbonate and chlorite.AK-81-24Whole Rock 33 335 1876XRF

SAMPLE LOCATION

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