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Text Description: Tephra in silty sediments interstratified with poorly sorted gravels resting on a terrace (Archibald's Bench). No data on thickness; sample from individual ash pod. Dark-brown, andesitic glass predominates in Archibald tephra, but rare, colourless bubble-wall shards of a more silicic composition are present References: ![]() ![]() |
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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Preece_2000_site_19 | 63.97 | -139.34 | Alloway, B. V. | 1990-01-01 | Along Bonanza Creek, Yukon Territory, Canada. Tephra in silty sediments interstratified with poorly sorted gravels resting on a terrace (Archibald's Bench) 37-42 m above Bonanza Creek. This section was destroyed during placer mining operations. | Tephra in silty sediments interstratified with poorly sorted gravels resting on a terrace (Archibald's Bench). No data on thickness; sample from individual ash pod. Dark-brown, andesitic glass predominates in Archibald tephra, but rare, colourless bubble-wall shards of a more silicic composition are present | UT1453-P1 | Tephra Fall | Cumulate | Glass | 58.38 | 1.42 | 16.47 | 8.6 | 0.13 | 3.09 | 6.25 | 4.06 | 1.56 | 10021 | EMP | 8.6 | Cl=0.03; H2O=1.1 | EMP |
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