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SAMPLE INFO : FC-177b
Sample ID:FC-177b
Station ID:FC-177
Latitude:54.711000000889
Longitude:-164.102
Datum:NAD83
Date Sampled:2000-07-27
Sample Type 1:Tephra Fall
Sample Type 2:Pumice
Text Description:
Avalanche deposit that makes easter Island area overrides thick pumice and scoria fall. Detailed measured section in notes. Thick pumice airfall sequence. Likely from Shishaldin. Base is interbedded airfall deposits, several of which are sampled. Above that is 176 cm white pumice fall, 20cm banded pumice, then ~80 cm black scoria fall. Fine ash pumice bearing, directly below lower coarse pumice fall

References:
Volcanism on Unimak Island, Alaska, USA: a special focus on Shishaldin and Fisher volcanoes

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedVolcanoEruptionLocation DescriptionText DescriptionSample IDMaterialSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-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
FC-17754.711000000889-164.102Unknown, Unknown2000-07-27Shishaldin/B/ Wolf and Shishaldin. Avalanche deposit that makes easter Island area overrides thick pumice and scoria fall. Detailed measured section in notes. Thick pumice airfall sequence. Likely from Shishaldin. Base is interbedded airfall deposits, several of which are sampled. Above that is 176 cm white pumice fall, 20cm banded pumice, then ~80 cm black scoria fall. Fine ash pumice bearing, directly below lower coarse pumice fallFC-177bWhole Rock 63.81 0.91 16.43 6.36 0.21 1.51 3.71 4.86 1.99 0.22 3574XRF6.36 2.47 44.26 808.77 297.38 20.89 47.86 6.72 29.07 7.49 2.21 7.67 1.32 8.39 1.76 4.88 0.75 4.69 0.75 44.36 221.45 7.13 6.24 0.51 11 4.38 1.89 19.23 3574ICPMS 60 0 4 12 112 223574XRF

SAMPLE LOCATION

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Page modified: July 14, 2014 13:37
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