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SAMPLE INFO : 85Rj11Dg
Sample ID:85Rj11Dg
Station ID:85Rj11Dg
Latitude:57.108
Longitude:-135.60898
Datum:NAD83
Sample Type 1:Tephra Fall
Sample Type 2:Accretionary Lapilli
Text Description:
Lapilli from topmost of multiple beds, above 2R149B. Homogenous scoria having a dark grey glassy groundmass (69.9%), large plagioclase grains, some having fretted interiors (12.0%), olivine (0.9%) and clinopyroxene microphenocrysts (0.8%), macrovesicles (16.2%), and microlites.

References:
Pyroclastic deposits of the Mount Edgecumbe volcanic field, Southeast Alaska: eruptions of a stratified magma chamber

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
85Rj11Dg57.108-135.60898Unknown, Unknown EdgecumbeEdgecumbe; lat/long very approximate - derived from figure in publicationLapilli from topmost of multiple beds, above 2R149B. Homogenous scoria having a dark grey glassy groundmass (69.9%), large plagioclase grains, some having fretted interiors (12.0%), olivine (0.9%) and clinopyroxene microphenocrysts (0.8%), macrovesicles (16.2%), and microlites.85Rj11DgTephra FallCumulateWhole-rock 56.2 1.09 17.3 7.9 0.14 3.83 7.9 3.73 0.7 0.36 100.3161XRF2.45.7H2OP=0.51; H2OM=0.19; CO2=0.19; LOI=0.85TITR: H2OP; XRF: H2OM, LOI; NN: CO2;

SAMPLE LOCATION

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