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SAMPLE INFO : MLC302B-MP
Sample ID:MLC302B-MP
Station ID:09RDMLC302
Latitude:60.57985
Longitude:-152.65934
Datum:NAD83
Date Sampled:2009-09-22
Sample Type 1:Lahar
Sample Type 2:Hand-picked dense juvenile material
Field Lithology:Andesite
Text Description:
4/4 lahar surface in Drift River valley near Dumbbell Hills. Light gray crystal-rich andesite or dacite. Little matrix glass and many small irregular vesicles between crystals. Makes up ~20% of juvenile clasts in this area of deposit.

References:
Andesites of the 2009 eruption of Redoubt Volcano, Alaska

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDSample Type 1Sample Type 2Final UnitMaterialCoeffSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-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
09RDMLC30260.57985-152.65934Coombs, M. L.2009-09-22 Redoubt2009-3-154/4 lahar surface in Drift River valley near Dumbbell Hills4/4 lahar surface in Drift River valley near Dumbbell Hills. Light gray crystal-rich andesite or dacite. Little matrix glass and many small irregular vesicles between crystals. Makes up ~20% of juvenile clasts in this area of deposit.MLC302B-MPLaharBlockGroundmass Glass 77.757079937151 0.2378016769203 12.456379175989 1.1085775028654 0.004631407262371 0.19325510163697 1.1300967959924 3.6649664774908 3.4506890866382 100.307079863648333EMP1.1085775028654Cl=0; H2O=0.094941290111921EMP

SAMPLE LOCATION

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