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SAMPLE INFO : 18CW100-12
Sample ID:18CW100-12
Station ID:18CW100
Latitude:53.93247
Longitude:-168.03111
Datum:NAD83
Date Sampled:2018-08-15
Sample Type 1:Tephra Fall
Sample Type 2:Bomb
 Text Description:
Medium gray dome ; Volcanic bomb on surface of 2017-2018 tuff ring; Dense non-vesicular block with medium gray crystalline groundmass and 2% hornblende to 3 mm, 7% plagioclase to 1-2 mm. Medium gray plagioclase/amph inclusion to 1.5 cm and a 2x3 cm coarse

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 zoneMedium gray dome ; Volcanic bomb on surface of 2017-2018 tuff ring; Dense non-vesicular block with medium gray crystalline groundmass and 2% hornblende to 3 mm, 7% plagioclase to 1-2 mm. Medium gray plagioclase/amph inclusion to 1.5 cm and a 2x3 cm coarse18CW100-12Tephra FallCumulateWhole-rock 50.1111198 1.141302387 18.69100565 9.207642912 0.207381225 4.179239555 10.82771307 3.181710618 2.03028068 0.422594158 99.1073805514381XRF9.207642912LOI=0 1.2 55.3 983 887 18.9 45.57 6.56 29.3 6.3 1.89 5.31 0.81 4.68 0.95 2.53 0.34 2.18 0.34 23.55 123 3.71 3.53 0.24 4.23 4.01 1.72 23.5 297.273 8.1755 9.85 66.0935 84.0205 20.7835 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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