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Text Description: The composition reported here is the average of analyses of 48 Old Crow tephra samples: UT1407, UT1434, UT1577, UT613, UT371, UT976, UT1714, UT1718, UT718, UT1833, UT1834a, UT1834b, UT1834c, UT1834d, UA1124, UA1198, UT815, UT896, UT897, UT898, UT899, UT900, UT901, UT828, UT1727, UT1730, UT1731, UT1733, UT410, UT388, UT420, UT1002, UA368, UA348, UT543, UA1099, UA1233, UA1211, UT524, UA339, UT1805, UT1816, UT1823, UA1240, UA1274, UT17, UT1, UT50 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_2011_Old_Crow_tephra_average | Glass geochemical data reported here is an average calculated from analyses of multiple Old Crow tephra across different stratigraphic locations in Alaska. Individual sample IDs are noted in the sample descriptions. See Preece et al. (2011) Table 1 and footnote of Table 2. | The composition reported here is the average of analyses of 48 Old Crow tephra samples: UT1407, UT1434, UT1577, UT613, UT371, UT976, UT1714, UT1718, UT718, UT1833, UT1834a, UT1834b, UT1834c, UT1834d, UA1124, UA1198, UT815, UT896, UT897, UT898, UT899, UT900, UT901, UT828, UT1727, UT1730, UT1731, UT1733, UT410, UT388, UT420, UT1002, UA368, UA348, UT543, UA1099, UA1233, UA1211, UT524, UA339, UT1805, UT1816, UT1823, UA1240, UA1274, UT17, UT1, UT50 | Preece_2011_Old_Crow_tephra_average | Tephra Fall | Cumulate | Glass | 75.42 | 0.3 | 13.05 | 1.72 | 0.06 | 0.29 | 1.49 | 3.72 | 3.69 | 10271 | EMP | 1.72 | Cl=0.28; H2O=4.61 | EMP |
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