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SAMPLE INFO : 06AUMC012b
Sample ID:06AUMC012b
Station ID:06AUMC012
Latitude:59.3744
Longitude:-153.41697
Datum:NAD83
Date Sampled:2006-05-13
Sample Type 1:Lava
Sample Type 2:Block and Ash juvenile
Field Lithology:Andesite
Final Unit:2006_EfBa
Text Description:
Selective sample of the darker portion of an angular, dense, 1.3x1x1 m banded block (lighter portion is sample 06AUMC012a). This portion is dark grayish-green porphyritic andesite with a glassy groundmass and distinct, equant plagioclase up to 3-4 mm long, and pyroxene and hornblende? phenocrysts. Contact between the lighter and the darker bands varies from sharp to gradational to irregular.

References:
Petrology and geochemistry of the 2006 eruption of Augustine Volcano

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDSample Type 1Sample Type 2Final UnitMaterialSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-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
06AUMC01259.3744-153.41697Coombs, M. L.2006-05-13 Augustine2005-12-Margin of EfBa below North lava flowSelective sample of the darker portion of an angular, dense, 1.3x1x1 m banded block (lighter portion is sample 06AUMC012a). This portion is dark grayish-green porphyritic andesite with a glassy groundmass and distinct, equant plagioclase up to 3-4 mm long, and pyroxene and hornblende? phenocrysts. Contact between the lighter and the darker bands varies from sharp to gradational to irregular.06AUMC012bLava2006_EfBaWhole-rock 56.79 0.714 17.56 6.79 0.146 5.03 8.76 3.38 0.68 0.134 99.65492XRF6.79 0.285955299 12.45241458 294.5759261 324.6674327 7.88623873 17.45098353 2.4986462 11.2799192 3.015417068 1.018845639 3.309945638 0.580741314 3.686739878 0.777954576 2.151148186 0.328345115 2.097737856 0.337130817 19.80818797 80.48408061 2.052022153 2.355584928 0.150586373 1.895468946 1.435438826 0.570444699 25.66230434 195 75 0 37 61 15 5492ICPMS: Cs, Rb, Ba, Sr, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, Zr, Nb, Hf, Ta, Pb, Th, U, Sc; XRF: V, Cr, Cu, Zn, Ga;

SAMPLE LOCATION

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