Table T20. Age-depth model, linear sedimentation rates, and mass accumulation rates, Site 1240.
Age (Ma)
Depth (mcd)
LSR
(mcd/m.y.)
mcd growth factor
Corrected LSR
(m/m.y.)
Dry density (g/cm3)
CaCO3 average concentration (wt%)
TOC average concentration (wt%)
Total MAR
(g/cm2/k.y.)
CaCO3 MAR (g/cm2/k.y.)
TOC MAR
(g/cm2/k.y.)
Noncarbonate MAR
(g/cm2/k.y.)
0.0 0.0









0.4 35.1 88 1.11 79 0.44 56.2 0.49 3.5 2.0 0.017 1.5
0.8 71.1 90 1.11 81 0.58 67.0 0.37 4.7 3.1 0.017 1.5
1.2 102.9 80 1.11 72 0.56 62.7 0.37 4.0 2.5 0.015 1.5
1.6 135.0 80 1.11 72 0.55 53.7 0.58 3.9 2.1 0.023 1.8
2.0 205.8 177 1.11 160 0.47 40.8 1.57 7.5 3.1 0.118 4.4
2.4 244.3 96 1.11 87 0.63 57.6 0.73 5.5 3.1 0.040 2.3

Notes: LSR = linear sedimentation rate, MAR = mass accumulation rate. TOC = total organic carbon. This table is also available in ASCII.