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SAMPLE INFO : 12AKMC012
Sample ID:12AKMC012
Station ID:12AKMC012
Latitude:54.13587
Longitude:-165.9841
Datum:NAD83
Date Sampled:2012-07-26
Sample Type 1:Lava
Final Unit:pap
Text Description:
20-cm-thick plate from Akutan Peak "plug". More silicic than most lavas seen so far. plagioclase to 4 mm, few % orthopyroxene to 4 mm, no or little augite. Plug face is massive with thin draping flows above.

References:
The eruptive history, magmatic evolution, and influence of glacial ice at long-lived Akutan volcano, eastern Aleutian Islands, Alaska

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
12AKMC01254.13587-165.9841Coombs, M. L.2012-07-26 AkutanAkutan Peak plug exposed in caldera wall20-cm-thick plate from Akutan Peak "plug". More silicic than most lavas seen so far. plagioclase to 4 mm, few % orthopyroxene to 4 mm, no or little augite. Plug face is massive with thin draping flows above.12AKMC012LavapapWhole-rock 53.22419912 0.996966023 18.45040283 8.940783069 0.19511554 4.418644289 9.43643379 3.491840435 0.694677039 0.150947945 98.6177319414991XRF8.940783069 1.073515976 15.43185905 261.9566868 401.0995568 6.172237201 14.9985498 2.270148865 11.09069814 3.455797215 1.164582356 4.152712969 0.715689216 4.688153057 1.022631474 2.879771667 0.414066429 2.561438525 0.411105477 25.55740551 72.97246124 1.231138597 2.197049423 0.099198533 4.197920518 1.426291095 0.687574528 30.62442397 267.2866 21.5698 12.0274 87.969 77.2338 18.389 14991ICPMS: Cs, Rb, Ba, Sr, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, Zr, Nb, Hf, Ta, Pb, Th, U, Sc; XRF: V, Cr, Ni, Cu, Zn, Ga;

SAMPLE LOCATION

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