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Text Description: Tephra particles are larger in size and have a less angular shape compared to the upper ash layer. References:  Evidence of multiple thermokarst lake generations from an 11 800-year-old permafrost core on the northern Seward Peninsula, Alaska Late Quaternary environmental and landscape dynamics revealed by a pingo sequence on the northern Seward Peninsula, 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 | |
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| Kit-1 | 66.582778 | -164.306944 | Unknown, Unknown | 0000-00-00 | > 32870 ± 220 14C AMS; 13091; Plant detritus stratigraphically above tephra (lab ID UCIT18949) | Espenberg | Approximately 16-m-high eroded pingo in coastal exposure, located on the Cape Espenberg lowlands, northern Seward Peninsula. Location coordinates provided as degrees/minutes/seconds and converted to decimal degrees; datum not specified, assumed to be NAD83. | Tephra particles are larger in size and have a less angular shape compared to the upper ash layer. | Kit-1_13 | Tephra Fall | Cumulate | Glass | 51.05 | 2.48 | 15.21 | 10.52 | 0.17 | 5.7 | 9.72 | 3.6 | 1.19 | 0.04 | 100.09 | 12971 | EMP | 10.52 | Cl=0.4; F=0 | EMP |
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