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Text Description: distinct yellow to light gray <1mm grains in brown silt; pumice? Had to sample a lot of upper soil with this tephra References:  Petrology and geochemistry of three Early Holocene eruptions from Makushin Volcano, 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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| 15mkjrs506 | 53.8861 | -166.83631 | Schaefer, J. R. G. | 2015-07-24 | Makushin | upper Makushin valley | distinct yellow to light gray <1mm grains in brown silt; pumice? Had to sample a lot of upper soil with this tephra | 15mkjrs506g | Tephra Fall | Cumulate | Glass | 67.216918337029 | 1.0367465534645 | 15.353971887693 | 5.6151501331524 | 0.18186960278388 | 1.2844877051793 | 3.6005864296001 | 3.7687364503819 | 1.4740452407417 | 0.26905891307888 | 97.442198 | 15121 | EMP | 5.6151501331524 | Cl=0.10679947593505; F=0.091629270961216 | EMP |
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