Pale-white tephra that is 1 cm thick and occurs approximately 9 cm below the surface. Directly above the tephra is a 1-cm-thick peat and directly below the tephra is brown and tan mottled loess.
Holocene tephrochronology of the Matanuska Valley, Alaska
|StationID||Latitude||Longitude||Geologist||DateVisited||Age Info||Volcano||Eruption||Location Description||Text Description||Sample ID||Sample Type 1||Sample Type 2||Final Unit||Material||Coeff||SiO2||TiO2||Al2O3||FeOT||MnO||MgO||CaO||Na2O||K2O||P2O5||Total-majors||REF majors||METH majors||Fe2O3/Fe203T orig||FeO/FeOT orig||Volatiles csv||METH volatiles||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||V||Cr||Fe||Co||Ni||Cu||Zn||Ga||Mo||As||Na||K||Ref trace1||METH trace1||Rb||Ba||Sr||La||Ce||Nd||Sm||Eu||Gd||Dy||Er||Yb||Lu||Y||Zr||Nb||Pb||Th||U||Sc||Ti||V||Cr||Ni||Cu||Zn||Ga||Ref trace2||METH trace2||Light csv||Halogen csv||other major csv||other lile csv||other ree csv||other hfse csv||other hpe csv||other tm csv||other misc csv|
|S8515||61.73||-148.73||Fontana, M. R.||-1800--||Small roadcut on the north side of the Glenn Highway, Alaska, at mile 68. One-m-thick exposure of loess that mantles stratified sands. Two tephra recorded at this exposure, both of which were sampled. See Fontana (1988) for detailed stratigraphy. Coordinates provided as degrees/minutes and converted to decimal degrees; datum not provided, assumed to be NAD83.||Pale-white tephra that is 1 cm thick and occurs approximately 9 cm below the surface. Directly above the tephra is a 1-cm-thick peat and directly below the tephra is brown and tan mottled loess.||S8515A-Pop.2||Tephra Fall||Cumulate||Glass||72.39||0.37||14.7||2.18||0.97||2.54||4.19||2.43||8881||EMP||2.18||Cl=0.44||EMP|
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