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SAMPLE INFO : SH134
Sample ID:SH134
Station ID:SH134
Latitude:54.76612754
Longitude:-164.0137218
Datum:NAD83
Date Sampled:1985-01-01
Sample Type 1:Lava
Field Lithology:Andesite
Text Description:
Silicic extrusive, suggesting a dome-building event. Sample is porphyritic. Fournelle (1988) refers to this sample as dacite. Fournelle and Marsh (1991) refer to this sample as andesite.

References:
Geology and petrology of Shishaldin volcano, Unimak Island, Aleutian Arc, Alaska
Shishaldin Volcano: Aleutian high-alumina basalts and the question of plagioclase accumulation
Low-delta (super 18) O tephra from a compositionally zoned magma body: Fisher Caldera, Unimak Island, Aleutians

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDSample Type 1Sample Type 2geologic 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
SH13454.76612754-164.0137218Fournelle, J. H.1985-01-01 ShishaldinSomma/moraine?; locations are approximate, digitized by scanning and georeferencing Plate 2 of Fournelle, 1988Silicic extrusive, suggesting a dome-building event. Sample is porphyritic. Fournelle (1988) refers to this sample as dacite. Fournelle and Marsh (1991) refer to this sample as andesite.SH134LavaSomma Series (Qss); QgWhole-rock 59.82 1.09 16.72 7.54 0.18 1.98 5.26 4.7 1.59 0.4 99.64041ICP7.54LOI=0.72ICP 1.5 34 544 390 21 47.4 6.13 29.6 7.3 2.13 7.33 1.22 7.19 1.5 4.48 0.655 4.23 0.623 40.2 218 8.6 5.4 0.68 10 3.72 1.47 9 4041ICPMS 42 550 429 40 246 64 5 7 815XRFB V=18.9, M=PGNAA, R=4041;Br V=7.1, M=INAA, R=24;Au V=8, M=INAA, R=24;Sb V=0.7, M=INAA, R=24;W V=82, M=INAA, R=24;
SH13454.76612754-164.0137218Fournelle, J. H.1985-01-01 ShishaldinSomma/moraine?; locations are approximate, digitized by scanning and georeferencing Plate 2 of Fournelle, 1988Silicic extrusive, suggesting a dome-building event. Sample is porphyritic. Fournelle (1988) refers to this sample as dacite. Fournelle and Marsh (1991) refer to this sample as andesite.SH134LavaSomma Series (Qss); QgWhole-rock 59.65 1.07 16.69 7.02 0.18 1.92 5.3 4.5 1.62 0.37 100.32202XRF7.02LOI=1.47XRF 1.1 21.7 49 27 6.31 2.25 1.1 3.83 0.63 5.7 3.8 3.3 2 18.4 < 0.5 23 90 < 2 5 24INAAB V=18.9, M=PGNAA, R=4041;Br V=7.1, M=INAA, R=24;Au V=8, M=INAA, R=24;Sb V=0.7, M=INAA, R=24;W V=82, M=INAA, R=24;

SAMPLE LOCATION

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