Table T13. Lithologic description of sediment samples taken for X-ray fluorescence analysis, Site 1149.
| Core,
section, interval (cm) |
Depth (mbsf) |
Brief description |
|---|---|---|
| 185-1149A- | ||
| 1H-2, 68-70 | 2.18 | Ash and silica-bearing clay |
| 3H-5, 112-116 | 20.82 | Clay, moderately mottled, dominant lithology |
| 5H-4, 69-73 | 37.89 | Clay, dominant lithology |
| 7H-2, 77-82 | 53.97 | Clay |
| 9H-4, 39-43 | 75.59 | Clay and ash-bearing siliceous ooze |
| 11H-4, 84-87 | 95.04 | Diatomaceous clay |
| 12H-1, 54-57 | 99.74 | Ash-rich clay, <10% biogenic silica |
| 13H-4, 57-61 | 113.77 | Clay |
| 15H-4, 104-109 | 133.24 | Clay, intensely mottled |
| 17H-7, 62-66 | 155.37 | Clay, no structural features |
| 19X-CC, 86-90 | 166.10 | Silt-bearing clay |
| 21X-1, 61-63 | 179.71 | Zeolitic clay, with or without ash |
| 185-1149B- | ||
| 3R-7, 56-59 | 179.86 | Clay |
| 16R-1, 18-21 | 282.48 | Porcelanite |
| 18R-1, 9-11 | 301.69 | Pink radiolarian limestone or marlstone |
| 20R-1, 13-15 | 321.03 | Radiolarian marlstone, calcareous radiolarian marlstone, or radiolarian limestone |
| 22R-1, 46-49 | 340.52 | Soft, calcareous nannofossil chalk with discontinuous chert laminations |
| 26R-1, 34-36 | 378.44 | Clayey nannofossil ooze, irregularly laminated, with oblique and randomly oriented dissolution seams |
| 28R-1, 87-89 | 397.97 | Radiolarian-bearing nannofossil marl with calcite-filled bedding-parallel veins |
Note: This table is also available in ASCII format.