Table T3. Control points used to calculate sedimentation rates at Site 1088.
Code | Event/zone | Depth range of stratigraphic datums | Age (Ma) |
Sedimentation rate (m/m.y.) |
|||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Top | Base | Mean | |||||||||||
Core,
section, interval (cm) |
Depth (mbsf) |
Depth (mcd) |
Core,
section, interval (cm) |
Depth (mbsf) |
Depth (mcd) |
Depth (mbsf) |
Depth (mcd) |
||||||
177- | 177- | ||||||||||||
CN | acme E. huxleyi | 1088B-1H-1, 110-110 | 1.10 | 1.10 | 1088B-1H-1, 120-120 | 1.20 | 1.20 | 1.15 | 1.15 | 0.085 | ~12 | ||
CN | FO E. huxleyi | 1088B-1H-2, 100-100 | 2.50 | 2.50 | 1088B-1H-2, 130-130 | 2.80 | 2.80 | 2.65 | 2.65 | 0.26 | ~12 | ||
CN | LO lacunosa | 1088B-1H-3, 120-120 | 4.20 | 4.20 | 1088B-1H-4, 10-10 | 4.60 | 4.60 | 4.40 | 4.40 | 0.46 | ~12 | ||
CN | LO R. asanoi | 1088B-2H-4, 140-140 | 11.40 | 11.40 | 1088B-2H-5, 70-70 | 12.20 | 12.20 | 11.80 | 11.80 | 0.88 | ~12 | ||
CN | RE Gephyrocapsa medium (4-5.5 µm) | 1088B-2H-4, 140-140 | 11.40 | 11.40 | 1088B-2H-5, 70-70 | 12.20 | 12.20 | 11.80 | 11.80 | 0.96 | ~12 | ||
CN | FO R. asanoi | 1088B-2H-CC, 12-19 | 14.44 | 14.44 | 1088B-3H-1, 70-70 | 15.70 | 15.70 | 15.07 | 15.07 | 1.08 | ~7 | ||
CN | FO Gephyrocapsa large (>5.5 µm) | 1088B-2H-CC, 12-19 | 14.44 | 14.44 | 1088B-3H-1, 70-70 | 15.70 | 15.70 | 15.07 | 15.07 | 1.24 | ~7 | ||
CN | FO Gephyrocapsa large (>5.5 µm) | 1088B-3H-1, 140-140 | 16.40 | 16.40 | 1088B-3H-2, 70-70 | 17.20 | 17.20 | 16.80 | 16.80 | 1.46 | ~7 | ||
CN | LO C. macintyrei | 1088B-3H-2, 140-140 | 17.90 | 17.90 | 1088B-3H-3, 70-70 | 18.70 | 18.70 | 18.30 | 18.30 | 1.60 | ~7 | ||
CN | FO Gephyrocapsa medium (4-5.5 µm) | 1088B-3H-3, 70-70 | 18.70 | 18.70 | 1088B-3H-4, 140-140 | 20.90 | 20.90 | 19.80 | 19.80 | 1.69 | ~7 | ||
CN | LO D. brouweri | 1088B-3H-4, 70-70 | 20.20 | 20.20 | 1088B-3H-5, 70-70 | 21.70 | 21.70 | 20.95 | 20.95 | 1.95 | ~7 | ||
CN | LO D. pentaradiatus | 1088B-3H-5, 140-140 | 22.40 | 22.40 | 1088B-3H-6, 70-70 | 23.20 | 23.20 | 22.80 | 22.80 | 2.45 | ~8 | ||
CN | LO D. surculus | 1088B-3H-6, 130-130 | 23.80 | 23.80 | 1088B-3H-CC, 14-19 | 23.97 | 23.97 | 23.89 | 23.89 | 2.55 | ~8 | ||
DIAT | RAN T. insigna zonal range | 1088B-3H-CC, 14-19 | 23.97 | 23.97 | 1088B-3H-CC, 14-19 | 23.97 | 23.97 | 23.97 | 23.97 | 2.6-3.3 | ~8 | ||
CN | LO D. tamalis | 1088B-4H-1, 70-70 | 25.20 | 25.20 | 1088B-4H-1, 140-140 | 25.90 | 25.90 | 25.55 | 25.55 | 2.83 | ~8 | ||
CN | LO Sphenolithus spp. | 1088B-4H-5, 140-140 | 31.90 | 31.90 | 1088B-4H-6, 70-70 | 32.70 | 32.70 | 32.30 | 32.30 | 3.66 | ~8 | ||
CN | LO R. pseudoumbilicus | 1088B-4H-6, 140-140 | 33.40 | 33.40 | 1088B-4H-7, 40-40 | 33.90 | 33.90 | 33.65 | 33.65 | 3.66 | ~8 | ||
CN | LO D. quinqueramus | 1088B-6H-2, 70-70 | 45.70 | 45.70 | 1088B-6H-2, 139-139 | 46.39 | 46.39 | 46.05 | 46.05 | 5.54 | ~17 | ||
CN | FO Amaurolithus spp. | 1088B-8H-6, 130-130 | 71.20 | 71.20 | 1088B-8H-CC, 10-15 | 71.37 | 71.37 | 71.29 | 71.29 | 7.39 | ~17 | ||
DIAT | RAN F. reinholdii zonal range | 1088B-10H-CC, 10-15 | 91.50 | 91.50 | 1088B-10H-CC, 10-15 | 91.50 | 91.50 | 91.50 | 91.50 | 5.6-8.1 | ~17 | ||
CN | FO D. quinqueramus | 1088B-11H-4, 140-140 | 96.90 | 96.90 | 1088B-11H-5, 70-70 | 97.70 | 97.70 | 97.30 | 97.30 | 8.60 | ~17 | ||
CN | LO D. hamatus | 1088B-13H-3, 70-70 | 113.70 | 113.70 | 1088B-13H-5, 70-70 | 116.70 | 116.70 | 115.20 | 115.20 | 9.63 | ~30 | ||
CN | FO D. hamatus | 1088C-4H-1, 70-70 | 144.00 | 142.14 | 1088C-4H-1, 140-140 | 144.70 | 142.84 | 144.35 | 142.49 | 10.47 | ~30 | ||
CN | LO C. miopelagicus | 1088C-7X-4, 140-140 | 171.57 | 169.71 | 1088C-7X-CC, 16-21 | 171.83 | 169.97 | 171.70 | 169.84 | 10.94 | ~30 | ||
DIAT | RAN D. dimorpha zonal range | 1088C-8X-CC, 20-25 | 185.22 | 185.22 | 1088C-8X-CC, 20-25 | 185.22 | 185.22 | 185.22 | 185.22 | 10.6-11.7 | ~30 | ||
CN | LO C. nitescens | 1088C-11X-1, 140-140 | 205.80 | 205.80 | 1088C-11X-2, 60-60 | 206.50 | 206.50 | 206.15 | 206.15 | 12.10 | ~30 | ||
CN | FO C.macintyrei | 1088C-11X-3, 140-140 | 208.80 | 208.27 | 1088C-11X-CC, 72-77 | 209.37 | 209.37 | 209.09 | 208.82 | 12.30 | ~30 | ||
CN | LO C. premacintyrei | 1088C-11X-3, 140-140 | 208.80 | 208.27 | 1088C-11X-CC, 72-77 | 209.37 | 209.37 | 209.09 | 208.82 | 12.70 | ~12 | ||
CN | LCO C. floridanus | 1088C-12X-1, 20-20 | 214.30 | 214.30 | 1088C-12X-CC, 89-94 | 215.37 | 215.37 | 214.84 | 214.84 | 13.20 | ~12 | ||
DIAT | RAN A. ing. var. nodus zonal range | 1088C-11X-CC, 72-77 | 209.37 | 209.37 | 1088C-11X-CC, 72-77 | 209.37 | 209.37 | 209.37 | 209.37 | 14.2-14.4 | ~12 |
Notes: Code abbreviations: CN = calcareous nannofossils, DIAT = diatom. Event abbreviations: FO = first occurrence, LO = last occurrence, RE = reentrance, RAN = total range. This table is also available in ASCII format in the TABLES directory.