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SAMPLE INFO : 12mkjfl038a
Sample ID:12mkjfl038a
Station ID:12mkjfl038
Date Sampled:2012-08-06
Sample Type 1:Tephra Fall
Sample Type 2:Hand-picked juvenile scoria
Text Description:
CFE fall top

Petrology and geochemistry of three Early Holocene eruptions from Makushin Volcano, Alaska

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
12mkjfl03853.930902-167.005906Larsen, J. F.2012-08-06 MakushinNice section in next valley to the east. Just due north of makushin. Here we see basal scoria fall (cfe 1?) and above it, separated by a dark ash, is a red orange vfa that I am wondering about. Could it be co ig ash associated with cfe 2? Above it, sepaCFE fall top12mkjfl038aTephra FallCumulateWhole-rock 59.940431 1.17642932 16.63237963 8.014881957 0.199546062 2.203341505 5.219458195 4.664582828 1.639801519 0.309137994 99.061488915121XRF8.014881957 3.135856424 35.95164893 521.5870917 355.9984603 15.43013603 36.23234787 5.219882651 23.88512465 6.466548248 1.848006375 7.016556782 1.186387523 7.449904603 1.582423443 4.310404117 0.642032174 3.95426789 0.626473146 40.57054097 174.8785319 4.77690518 5.024524062 0.366436963 13.59241807 4.020367953 2.091237976 27.62493556 123.255 0.99 2.673 40.986 98.307 19.602 15121ICPMS: 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;


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