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Text Description: Stratigraphic Unit No. 9. Interpreted deposit type: tephra fall paleosol complex. Thickness: 7 cm. Grain size: fine lapilli to coarse ash. Bedding: massive. Sorting: well sorted. Juvenile clast type: black (dense, scoria-like clasts) and tan (pumice-like clasts, yet still poorly vesiculated). Remarks: representative sample. Munsell color-wet: 5YR 2/2. Munsell color-dry: 10YR 5/4. Grain shape: angular-subangular. Age: >3650+/-150 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 | |
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| 01KW-CP4 | 61.19965 | -152.12684 | Wallace, K. L. | 2001-08-10 | > 3650 ± 150 stratigraphy; 3405; | Spurr | Chakachatna River Bluff, SE of Crater Peak | Stratigraphic Unit No. 9. Interpreted deposit type: tephra fall paleosol complex. Thickness: 7 cm. Grain size: fine lapilli to coarse ash. Bedding: massive. Sorting: well sorted. Juvenile clast type: black (dense, scoria-like clasts) and tan (pumice-like clasts, yet still poorly vesiculated). Remarks: representative sample. Munsell color-wet: 5YR 2/2. Munsell color-dry: 10YR 5/4. Grain shape: angular-subangular. Age: >3650+/-150 yr. B.P. | 01KW-CP4-11 | Tephra Fall | Cumulate | Glass | 61.2 | 1.17 | 18.19 | 5.64 | 0.12 | 1.91 | 5.91 | 4.06 | 1.63 | 100 | 3405 | EMP | 5.64 | Cl=0.17 | EMP |
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