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SAMPLE INFO : 87-08-02
Sample ID:87-08-02
Station ID:87-08-02
Latitude:53.46583
Longitude:-168.0875
Datum:NAD83
Date Sampled:1987-01-01
Sample Type 1:Tephra Fall
Text Description:
Caldera ash,Qo,

References:
The importance of parental magma composition to calc-alkaline and tholeiitic evolution: evidence from Umnak Island in the Aleutians
Cerium/ lead and lead isotope ratios in arc magmas and the enrichment of lead in the continents

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
87-08-0253.46583-168.0875Miller, D. M.1987-01-01 OkmokCaldera ash,Qo,Caldera ash,Qo,87-08-02Tephra FallCumulateWhole-rock 57.59 1.4 16.16 9.33 0.19 2.9 6.64 3.85 1.6 0.3 99.981472DCP10.269.33 44.05 1.46 2261ID
87-08-0253.46583-168.0875Miller, D. M.1987-01-01 OkmokCaldera ash,Qo,Caldera ash,Qo,87-08-02Tephra FallCumulateWhole-rock 2.51 46.02 491 349 14.34 4.77 21.98 5.6 1.68 6.28 1.04 6.54 1.38 4 0.61 41.9 166 6.14 4.53 0.42 9.54 3.36 1.41 33.95 1.66 820ID: Cs; ICPMS: Rb, Ba, Sr, La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Yb, Lu, Y, Zr, Nb, Hf, Ta, Pb, Th, U, Co, Mo;
87-08-0253.46583-168.0875Miller, D. M.1987-01-01 OkmokCaldera ash,Qo,Caldera ash,Qo,87-08-02Tephra FallCumulateWhole-rock 487 337 14.12 33.17 21.76 5.54 1.64 6.12 6.41 4.03 4.08 0.62 34 165 26 234 14 16 79 95 1472DCP

SAMPLE LOCATION

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