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Table T4. Summary of lithologic units, Hole C0007D. (See table note.)

Unit Core, section, interval (cm) Depth CSF (m) Thickness
(m)
Stratigraphic
age
Lithologic
description
Processes
of formation
Top Bottom Top Bottom
  316-C0007D- 316-C0007D-            
IIAii 1R-1, 0 3R-1, 5 175.00 190.05 15.05 Pleistocene Thinning and fining upward beds of gravel and sand with thin interbeds of nannofossil-bearing mud Gravelly and sandy turbidites, hemipelagic settling
IICi 3R-1, 5 11R-1, 20 190.05 266.20 76.15 Pleistocene Mud, mudstone with sand/silt layers and rare volcanic layers Hemipelagic settling, thin-bedded turbidites, and rare volcanic ash falls
IIAiii 11R-1, 20 15R-1, 0 266.20 303.50 37.30 Pleistocene Thinning and fining-upwards bed of gravel and sand with thin interbeds of nannofossil-bearing mud Gravelly and sandy turbidites, hemipelagic settling
IICii 15R-1, 0 17R-3, 79 303.50 326.02 22.52 Pleistocene Mud, mudstone with silt layers and rare volcanic layers Hemipelagic settling, thin-bedded turbidites, and rare volcanic ash falls
IID 17R-3, 79 21R-CC, 36 326.02 362.26 36.24 Pleistocene Mudstone with volcanic ash layers and rare thin silt layers Hemipelagic settling, volcanic ash layers, and rare thin-bedded turbidites
III 21R-CC, 36 29R-CC, 29 362.26 439.44 77.18 Pliocene Mudstone with volcanic ashstone layers Hemipelagic settling, volcanic ash layers
IV 29R-CC, 29 35R-CC, 19 439.44 484.44 45.00 Pliocene Sand, mudstone Sandy turbidites, hemipelagic settling

Note: CSF = core depth below seafloor.

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