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SAMPLE INFO : FC-136a
Sample ID:FC-136a
Station ID:FC-136
Latitude:54.60100000089
Longitude:-164.305
Datum:NAD83
Date Sampled:2000-07-21
Sample Type 1:Tephra Fall
Sample Type 2:Pumice
Text Description:
At top, Westdahl pumice is ~0.5 cm thick and CZF is 35 cm below (tan=1cm, blk=1.5 cm). Westdahl pumice is 15 cm below top of section, which is caped by ~20 cm of duff. Coarse pumice sets on top of thick clays (>5m?), which had lapilli in the upper portions at the last locality (not accessible here). Largest lithic is 71x21mm Large pumices collected out of coarse fall deposit. All reddish tan stuff.

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-13654.60100000089-164.305Unknown, Unknown2000-07-21FisherOn SE low flank on W. knob outside caldera to S (~1.5 km SSW of FC-135)At top, Westdahl pumice is ~0.5 cm thick and CZF is 35 cm below (tan=1cm, blk=1.5 cm). Westdahl pumice is 15 cm below top of section, which is caped by ~20 cm of duff. Coarse pumice sets on top of thick clays (>5m?), which had lapilli in the upper portions at the last locality (not accessible here). Largest lithic is 71x21mm Large pumices collected out of coarse fall deposit. All reddish tan stuff.FC-136aWhole Rock 63.17 0.9 16.97 5.51 0.18 1.67 4.59 4.9 1.89 0.27 98.293574XRF5.51 2.22 43.32 667 356.68 18.94 42.11 5.83 25.2 6.29 1.79 6.28 1.06 6.57 1.39 3.87 0.56 3.54 0.58 35.03 182.01 6.73 4.96 0.49 10.61 4.31 1.86 15.1 3574ICPMS 74 0 0 0 100 183574XRF

SAMPLE LOCATION

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Page modified: July 14, 2014 13:37
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