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SAMPLE INFO : 18CW103-4
Sample ID:18CW103-4
Station ID:18CW103
Latitude:53.93358
Longitude:-168.03034
Datum:NAD83
Date Sampled:2018-08-15
Sample Type 1:Tephra Fall
Sample Type 2:Bomb
Text Description:
Medium gray scoria ; Volcanic bomb on surface of 2017-2018 tuff ring; Scoria (7% vesicularity) with medium gray mostly crystalline groundmass and 3% hornblende to 4 mm, 10% plagioclase to 2 mm, 1% pyroxene to 2 mm. A 1x2.5 cm pyroxene/plagioclase inclusio

References:
Petrology of the 2016-2017 eruption of Bogoslof Island, Alaska

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
18CW10353.93358-168.03034Waythomas, C. F.2018-08-15 Bogoslof2016-12-12bench of pyroclastic debris from 2016-2017 eruption on beach on east coast of Bogoslof near Zodiac landing zone - slightly to the north of station 18CW100Medium gray scoria ; Volcanic bomb on surface of 2017-2018 tuff ring; Scoria (7% vesicularity) with medium gray mostly crystalline groundmass and 3% hornblende to 4 mm, 10% plagioclase to 2 mm, 1% pyroxene to 2 mm. A 1x2.5 cm pyroxene/plagioclase inclusio18CW103-4Tephra FallCumulateWhole-rock 48.49731031 1.352689121 17.87480918 10.17306995 0.186390654 5.450148066 11.73538778 2.575624151 1.806545651 0.348025137 99.2712057514381XRF10.17306995LOI=0.055119195XRF 0.68 43.7 823 805 14.61 35.44 5.29 24.29 5.74 1.76 5.09 0.75 4.53 0.87 2.29 0.32 2 0.3 21.87 103 2.84 3.07 0.19 3.75 3.36 1.43 44.7 380.801 28.762 20.3895 105.8875 75.057 19.6015 14381ICPMS: 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, Ni, Cu, Zn, Ga;

SAMPLE LOCATION

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Page modified: August 1, 2017 15:29
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