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SAMPLE INFO : 18CW100-28
Sample ID:18CW100-28
Station ID:18CW100
Latitude:53.93247
Longitude:-168.03111
Datum:NAD83
Date Sampled:2018-08-15
Sample Type 1:Tephra Fall
Sample Type 2:Hand-picked juvenile pumice
 Text Description:
Light pumice ; Juvenile pumice on surface of the 2017-2018 tuff ring; White glassy pumice (70% vesicularity) with 5% mafics to 0.5 mm, 20% plagioclase to 3 mm. Yellow surface staining and spots of orange stains throughout.

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
18CW10053.93247-168.03111Waythomas, C. F.2018-08-15 Bogoslof2016-12-12bench of pyroclastic debris from 2016-2017 eruption on beach on east coast of Bogoslof near Zodiac boat landing zoneLight pumice ; Juvenile pumice on surface of the 2017-2018 tuff ring; White glassy pumice (70% vesicularity) with 5% mafics to 0.5 mm, 20% plagioclase to 3 mm. Yellow surface staining and spots of orange stains throughout.18CW100-28Tephra FallCumulateWhole-rock 64.48855017 0.459378421 17.52506428 3.834562564 0.107853364 1.144973081 4.607404293 4.191704774 3.54995008 0.090548909 98.841887114381XRF3.834562564LOI=0.694214876XRF 0.46 80 1598 598 23.41 46.6 5.78 22.39 4.17 1.26 3.34 0.53 3.09 0.64 1.86 0.29 1.96 0.32 17.63 225 6.5 5.81 0.42 7.76 18.1 6.72 4.7 82.4855 4.2785 2.985 2.0895 33.3325 20.1985 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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