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Text Description: Stratigraphic Unit No. 11e. Interpreted deposit type: tephra fall-primary. Thickness: 7 cm. Grain size: coarse lapilli. Bedding: normally graded. Sorting: poorly sorted. Juvenile clast type: black (dense, scoria-like clasts) and brown (less dense, slightly more vesicular clasts). Remarks: scoria clast. Munsell color-wet: 5YR 2/2. Munsell color-dry: N 5.6. Grain shape: angular. Age: >3930+/-40 yr. B.P. References:  Characterization and discrimination of Holocene tephra-fall deposits, Mount Spurr 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 01KW-CP1-G3 | 61.22466 | -152.1986 | Wallace, K. L. | 2001-08-06 | > 3930 ± 40 14C AMS; 3405; Radiocarbon sample 01KW-CP1-G3-6 (Lab ID GX-29023). AMS radiocarbon date from this section, dated at Geochron Laboratory. | Spurr | Bench Gully-G3 | Stratigraphic Unit No. 11e. Interpreted deposit type: tephra fall-primary. Thickness: 7 cm. Grain size: coarse lapilli. Bedding: normally graded. Sorting: poorly sorted. Juvenile clast type: black (dense, scoria-like clasts) and brown (less dense, slightly more vesicular clasts). Remarks: scoria clast. Munsell color-wet: 5YR 2/2. Munsell color-dry: N 5.6. Grain shape: angular. Age: >3930+/-40 yr. B.P. | 01KW-CP1-G3-22 | Tephra Fall | Cumulate | Glass | 58.55 | 1.11 | 18.64 | 6.88 | 0.13 | 2.74 | 6.02 | 4.03 | 1.64 | 100 | 3405 | EMP | 6.88 | Cl=0.27 | EMP |
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