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Text Description: 2 to 3 cm thick. Within sandy-silt overlying gravel. Occurs as discontinuous beds and blebs of tephra approximately 20 cm above the base of stratigraphic unit 2 at this section. Pyroxene and plagioclase 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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Caribou_Creek_2 | 62.87083333333 | -137.04166666667 | Unknown, Unknown | 124000 ± 10000 known unit; 10271; Age is approximate. Revised glass fission-track age with re-calibration; four Old Crow Tephra sample glass fission-track ages (UT1434, UT613, UT501, UT613). | Gravel pit exposure approximately 1 km west (along the road) from Caribou Creek 1 station. Located on the highest glaciofluvial terrace in the area, approximately 200 m above the Pelly River and ~80 m higher than Caribou Creek 1 station, it comprises three stratigraphic units. Upper surface of the section gently slopes south < 5 degrees. Datum not specified, assumed to be NAD83. | 2 to 3 cm thick. Within sandy-silt overlying gravel. Occurs as discontinuous beds and blebs of tephra approximately 20 cm above the base of stratigraphic unit 2 at this section. Pyroxene and plagioclase present. | UA1274 | Tephra Fall | Cumulate | Glass | 75.45 | 0.29 | 13 | 1.74 | 0.08 | 0.29 | 1.48 | 3.73 | 3.67 | 10721 | EMP | 1.74 | Cl=0.28; H2O=4.44 | EMP | 4.23 | 99 | 1024 | 147 | 24.9 | 53.3 | 5.94 | 24.3 | 6.01 | 0.95 | 5.08 | 0.91 | 5.5 | 1.31 | 3.47 | 0.53 | 3.7 | 0.57 | 34.5 | 247 | 6.99 | 10.15 | 4.52 | 6.15 | 10271 | ICPMS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Caribou_Creek_2 | 62.87083333333 | -137.04166666667 | Unknown, Unknown | 124000 ± 10000 known unit; 10271; Age is approximate. Revised glass fission-track age with re-calibration; four Old Crow Tephra sample glass fission-track ages (UT1434, UT613, UT501, UT613). | Gravel pit exposure approximately 1 km west (along the road) from Caribou Creek 1 station. Located on the highest glaciofluvial terrace in the area, approximately 200 m above the Pelly River and ~80 m higher than Caribou Creek 1 station, it comprises three stratigraphic units. Upper surface of the section gently slopes south < 5 degrees. Datum not specified, assumed to be NAD83. | 2 to 3 cm thick. Within sandy-silt overlying gravel. Occurs as discontinuous beds and blebs of tephra approximately 20 cm above the base of stratigraphic unit 2 at this section. Pyroxene and plagioclase present. | UA1274 | Tephra Fall | Cumulate | Glass | 75.47 | 0.29 | 12.94 | 1.73 | 0.07 | 0.29 | 1.52 | 3.69 | 3.72 | 10271 | EMP | 1.73 | Cl=0.27; H2O=4.72 | EMP |
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