Otsuka, Kenichi (1985): (Table 5) Lithofacies, chronostratigraphy, and diagenetic silica facies at DSDP Leg 80 Holes [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.808219, In supplement to: Otsuka, K (1985): Silicified sediments and silica diagenesis in the Goban Spur area of the Northeast Atlantic, Leg 80. In: De Graciansky, PC; Poag, CW; et al. (eds.), Initial Reports of the Deep Sea Drilling Project, Washington (U.S. Gov. Printing Office), 80, 1081-1099, https://doi.org/10.2973/dsdp.proc.80.152.1985
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Median Latitude: 48.857350 * Median Longitude: -13.050875 * South-bound Latitude: 48.515200 * West-bound Longitude: -13.501500 * North-bound Latitude: 49.088000 * East-bound Longitude: -12.164500
Date/Time Start: 1981-06-10T00:00:00 * Date/Time End: 1981-07-16T00:00:00
Minimum DEPTH, sediment/rock: 134.0 m * Maximum DEPTH, sediment/rock: 621.3 m
Event(s):
80-548A * Latitude: 48.915500 * Longitude: -12.164500 * Date/Time: 1981-06-10T00:00:00 * Elevation: -1251.0 m * Penetration: 551.5 m * Recovery: 248.6 m * Location: North Atlantic/SPUR * Campaign: Leg80 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 37 cores; 334.2 m cored; 9.5 m drilled; 74.4 % recovery
80-549 * Latitude: 49.088000 * Longitude: -13.098000 * Date/Time: 1981-06-15T00:00:00 * Elevation: -2515.0 m * Penetration: 1001.5 m * Recovery: 370 m * Location: North Atlantic/SPUR * Campaign: Leg80 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 91 cores; 759.5 m cored; 53 m drilled; 48.7 % recovery
80-550 * Latitude: 48.515200 * Longitude: -13.439500 * Date/Time: 1981-06-30T00:00:00 * Elevation: -4420.0 m * Penetration: 536.5 m * Recovery: 252.6 m * Location: North Atlantic/PLAIN * Campaign: Leg80 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 43 cores; 400 m cored; 23.5 m drilled; 63.1 % recovery
Comment:
Sediment depth is given in mbsf. Where diagenetic minerals are referred to as only calcite, no siliceous fossils were discovered.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Latitude of event | Latitude | ||||
| 3 | Longitude of event | Longitude | ||||
| 4 | Elevation of event | Elevation | m | |||
| 5 | Sample code/label | Sample label | Otsuka, Kenichi | DSDP/ODP/IODP sample designation | ||
| 6 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 7 | Epoch | Epoch | Otsuka, Kenichi | |||
| 8 | Rock type | Rock | Otsuka, Kenichi | Electron microscopy | ||
| 9 | Lithology/composition/facies | Lithology | Otsuka, Kenichi | Electron microscopy | ||
| 10 | Fossil content | Fossils | Otsuka, Kenichi | Electron microscopy | Fossil skeleton, Mode of occurrence of diagenetic minerals | |
| 11 | Fossil content | Fossils | Otsuka, Kenichi | Electron microscopy | Pore filling of fossil, Mode of occurrence of diagenetic minerals | |
| 12 | Matrix description | Matrix descr | Otsuka, Kenichi | Electron microscopy | Mode of occurrence of diagenetic minerals | |
| 13 | Chert | Chert | % | Otsuka, Kenichi | see reference(s) | Diagenetic silica, #100 = equals about 100, #1 = equals less 1 |
| 14 | Ratio | Ratio | Otsuka, Kenichi | Opal-CT/diagenetic quartz ratio; >100 = infinite; Quantities called infinite are approximations, # = equals about | ||
| 15 | Comment | Comment | Otsuka, Kenichi |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
325 data points
Data
| 1 Event | 2 Latitude | 3 Longitude | 4 Elevation [m] | 5 Sample label (DSDP/ODP/IODP sample designation) | 6 Depth sed [m] | 7 Epoch | 8 Rock (Electron microscopy) | 9 Lithology (Electron microscopy) | 10 Fossils (Fossil skeleton, Mode of occu...) | 11 Fossils (Pore filling of fossil, Mode ...) | 12 Matrix descr (Mode of occurrence of diagene...) | 13 Chert [%] (Diagenetic silica, #100 = equ...) | 14 Ratio (Opal-CT/diagenetic quartz rat...) | 15 Comment |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 80-548A | 48.9155 | -12.1645 | -1251 | 80-548A-18-1,70-72 | 367.7 | upper Eocene | Foraminifera nannofossil chalk | Foraminifera nannofossil chalk | Foraminifers -> only calcite | Foraminifers -> clinoptilolite, clay | 0 | Glauconile-bearing | ||
| 80-548A | 48.9155 | -12.1645 | -1251 | 80-548A-19-1,33-35 | 376.9 | middle Eocene | Foraminifera nannofossil chalk | Foraminifera nannofossil chalk | Foraminifers -> only calcite | Foraminifers -> clinoptilolite, clay | Pore space -> clinoptilolite; Micolens of quartz-chert | #1 | ||
| 80-548A | 48.9155 | -12.1645 | -1251 | 80-548A-21-1,56-59 | 396.1 | middle Eocene | Foraminifera nannofossil chalk | Calcareous porcellanite nodule | Foraminifers -> Quartz; Sponge spicules -> opal CT | Foraminifers -> opal CT lep., quartz, pyrite | Opal CT | 64 | 1.40 | Pyrite spherules, glauconite |
| 80-548A | 48.9155 | -12.1645 | -1251 | 80-548A-21-1,93-95 | 396.5 | middle Eocene | Foraminifera nannofossil chalk | Very weakly sibcified Foraminifera nannofossil chalk | Foraminifers -> only calcite | Foraminifers -> (clinoptilolite, opal CT), clay | Microlens of opal CT and clinoptilolite | <1 | >100.00 | Glauconite |
| 80-548A | 48.9155 | -12.1645 | -1251 | 80-548A-21-2,133-136 | 398.4 | middle Eocene | Foraminifera nannofossil chalk | Quartzose porcellanite nodule | Foraminifers -> quartz; Sponge spicules, Radiolarians -> opal CT, quartz | Foraminifers -> opal CT lep., quartz, clinoptilolite; Radiolarians -> opal CT, quartz | Opal CT, Microlens of chalcedonic quartz | 56 | 1.10 | |
| 80-548A | 48.9155 | -12.1645 | -1251 | 80-548A-22-5,62-65 | 411.6 | middle Eocene | Foraminifera marly nannofossil chalk | Foraminifera marly nannofossil chalk | Foraminifers -> only calcite | Foraminifers -> clinoptilolite | Pore space -> clinoptilolite | 0 | Glauconite | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-18-1,22-24 | 350.7 | upper Paleocene | Siliceous nannofossil chalk | Weakly silicified calcareous porcellanite nodule | Radiolarians, sponge spicules, diatoms -> opal CT; Foraminifers -> only calcite | Radiolarians, sponge spicules, Diatoms -> opal CT; Foraminifers -> opal CT, quartz | Patches of opal CT | 30 | #100.00 | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-18-2,96-99 | 353.0 | upper Paleocene | Siliceous nannofossil chalk | Clayey concretion in siliceous nannofossil chalk | Radiolarians, sponge spicules, diatoms -> fresh. Partly dissolved | 0 | ||||
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-24-3,1-3 | 410.5 | Campanian | Nannofossil chalk | Quartz-chert nodule | Foraminifers, Radiolarians, sponge spicules, diatoms -> quartz, opal Ctat nodule edge | Foraminifers, Radiolarians, Sponge spicules, Diatoms -> quartz, opal CT at nodule edge | Quartz, Edge of nodule -> opal CT | #100 | #0.01 | Pyrite spherules |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-25-2.39-41 | 418.9 | Santonian-Coniactan | Nannofossil chalk | Nannofossil chalk | Foraminifers -> only calcite; (Radiolarians -> opal CT) | Foraminifers -> opal CT, clinoptilolite; (Radiolarians -> opal CT) | Patches of opal CT | 1 | >100.00 | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-25-2.53-55 | 419.0 | Samonian-Contacian | Nannofossil chalk | Calcareous porcellaneous quartz-chert | Foraminifers -> quartz, opal CT, partly calcite; Radiolarians -> quartz, opal CT | Foraminifers -> qyartz, opal CT; Radiolarians -> quartz, opal CT | Opal CT and quartz as matrix, patches or chalcedonic quartz | 88 | 0.80 | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-26-1.8-9 | 426.6 | Turanian | Nannofossil chalk | Porcellaneous quartz-chert | Radiolarians, sponge spicules, diatoms, Foraminifers -> opal CT, quartz | Radiolarians, sponge spicules, Diatoms, Foraminifers -> opal CT;, quartz | Opal CT and quartz as matrix, Patches of chalcedonic quartz and opal CT | 93 | 0.60 | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-28-2,30-32 | 447.3 | Cenomanian | Foraminifera nannofossil chalk | Foraminifera nannofossil chalk | Foraminifers -> only calcite; (Radiolarians -> quartz) | Foraminifers -> opal CT, clinoptilolite; (Radiolarians -> quartz) | Patches of opal CT or chalcedonic quartz | <1 | Glauconite | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-32-1,35-37 | 483.9 | middle Albian | Siliceous fossil-bearing calcareous siltsione | Weakly siUcified siliceous fossil-bearing calcareous siltsione | Foraminifers -> calcite, partly quartz, opal CT; Radiolarians, sponge spicules, diatoms -> opal CT | Foraminifers -> opal CT, clinoptilolite, micritic, calcite; Radiolarians, Sponge spicules, diatoms -> opal CT | Patches of opal CT and clinoptilolite, Opal CT matrix | 20 | >100.00 | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-34-1,55-56 | 503.1 | middle Albian | Siliceous fossil-bearing calcareous siltstone | Weakly silicified siliceous fossil-bearing calcareous siltstone | Foraminifers -> partly opal CT; Radiolarians, sponge spicules -> opal CT | Foraminifers -> opal CT, calcite; Radiolarians, sponge spicules -> opal CT | Patches of opal CT and clinoptilolite in pore space | 7 | >100.00 | Glauconitc |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-35-1.37-39 | 512.4 | middle Albian | Siliceous fossil-bearing calcareous siltstone | Porcellaneous silicified siliceous fossil-bearing calcareous siltstone | Foraminifers -> calcite, partly dissolved; Sponge spicules, Radiolarians -> opal CT | Foraminifers -> opal CT, clinoptilolite; Radiolarians, sponge spicules -> opal CT, clinoptilolite | Patches of opal CT and clinoptilolite in pore space | 30 | 30.00 | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-36-1,15-17 | 521.7 | middle-lower Albian | Laminated caicare-ous siltstone | Laminated calcareous sandy siltstone | Foraminifers -> only calcite; Radiolarians, sponge spicules -> opal CT | Foraminifers -> calcite; Radiolarians, ponge spicules -> opal CT | Clinoptilolite in pore spaces | <1 | >100.00 | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-42-2.38-40 | 570.9 | middle-lower Albian | Laminated calcareous siltstone | Laminated weakly silicified siliceous fossil-bearing calcareous siltstone | Radiolarians, sponge spicules -> opal CT; Foraminifers -> only calcite | Radiolarians, sponge spicules -> opal CT; Foraminifers -> calcite, opal CT, clinoptilolite | Patches of opal CT and clinoptilolite and microlens of quartz | 9 | 8.00 | Pyrite spherules |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-43-3.127-130 | 582.8 | middle-lower Albian | Laminated calcareous siltstone | Laminated weakly silicified siliceous fossil-bearing calcareous siltstone | Foraminifers -> calcite, partly quartz, opal CT; Radiolarians, sponge spicules, diatoms -> opal CT | Radiolarians, sponge spicules -> opal CT, clinoptilolite, calcite; Foraminifers -> opal CT, clinoptilolite | Patches of opal CT and clinoptilolite in pore spaces | 9 | 8.00 | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-44-3,141-143 | 592.4 | middle-lower Albian | Laminated calcareous siltstone | Laminated siliceous fossil-bearing calcareous siltstone | Foraminifers -> calcite; Radiolarians, sponge spicules -> opal CT | Radiolarians, sponge spicules -> opal CT, clinoptilolite, calcite, pyrite; Foraminifers -> opal CT, clinoptilolite | Patches of opal CT and clinoptilolite in pore spaces | <1 | >100.00 | |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-47-4,14-17 | 621.2 | mid-lower Albian | Laminated calcareous sandy siltstone | Laminated very weakly silicified calcareous sandy siltstone | Foraminifers -> only calcite; Sponge spicules, Radiolarians -> opal CT | Foraminifers -> opal CT, clinoptilolite; Radiolarians, sponge spicules -> opal CT | Patches of chalcedonic quartz | 4 | #10.00 | Glauconite |
| 80-549 | 49.0880 | -13.0980 | -2515 | 80-549-47-4,24-26 | 621.3 | middle-lower Albian | Calcareous silt-stone | Sparine calcareous siltstone | Radiolarians -> dissolved | Sparitic fine calcite cement | 0 | |||
| 80-550 | 48.5152 | -13.4395 | -4420 | 80-550-35-5,69-71 | 419.7 | upper Paleocene | Siliceous marly nan do fossil chalk | Nannofossil-bearing siliceous claystone | Sponge spicules, Radiolarians, Diatoms -> fresh or dissolved | 0 | ||||
| 80-550 | 48.5152 | -13.4395 | -4420 | 80-550-35-5,87-89 | 419.9 | upper Paleocene | Siliceous marly nannofossil chalk | Foraminifera marly nannofossil chalk and siliceous claystone | Sponge spicules, Radiolarians, Diatoms -> partly dissolved or opal CT | Radiolarians -> clinoptilolite, opal CT | Pore space -> clinoptilolite | <1 | >100.00 | |
| 80-550 | 48.5152 | -13.4395 | -4420 | 80-550-36-1.12-15 | 422.6 | upper Paleocene | Calcareous clay-stone | Laminated calcareous mudstone | Radiolarians -> dissolved or opal CT; Foraminifers -> clinoptilolite, opal CT | Radiolarians -> opal CT; Foraminifers -> opal Ct | Dolomite rhombic crystals | <1 | >100.00 | |
| 80-550 | 48.5152 | -13.4395 | -4420 | 80-550-36-1,132-135 | 423.8 | upper Paleocene | Calcareous clay-stone | Porcellaneous dolomite nodule | Radiolarians -> opal CT; Sponge spicules -> opal CT; (Foraminifers -> only calcite) | Radiolarians -> quartz, opal CT; (Foraminifers -> quartz, opal CT) | Distinct rhombic dolomite crystals, Opal CT matrix, Veins of chalcedonic quartz and opal CT lep. | 21 | 20.00 | |
| 80-550 | 48.5152 | -13.4395 | -4420 | 80-550-36-2,41-45 | 424.4 | lower Paieocene | Calcareous mud-stone | Dolomitic porcellanite nodule | Radiolarians -> opal CT; Sponge spicules -> quartz, opal CT; (Foraminifers -> partly quartz) | Radiolarians -> opal CT; Sponge spicules -> opal CT; (Foraminifers -> opal CT, dolomite) | Opal CT matrix, Rhombic dolomite crystals, Veins of chalcedonic quartz and opal CT | 72 | 13.40 | |
| 80-550 | 48.5152 | -13.4395 | -4420 | 80-550-37-1,0-3 | 432.0 | lower Paieocene | Nannofossil chalk | Calcareous porcellanite nodule | Radiolarians -> opal CT, quartz; Sponge spicules -> opal CT, quartz; Foraminifers -> quartz | Radiolarians -> quartz, opal CT; sponge spicules -> quartz, opal CT; Foraminifers -> quartz, opal CT | Opal CT matrix | 75 | 4.00 | |
| 80-550 | 48.5152 | -13.4395 | -4420 | 80-550-38-6.104-106 | 450.1 | lower Paieocene | Nannofossil chalk | Weakly silicified siliceous fossil-bearing nannofossil chalk | Radiolarians, sponge spicules, diatoms -> opal CT, clinoptilolite | Radiolarians, sponge spicules, diatoms -> opal CT, clinoptilolite | Opal CT, Clinoptilolite -> in pore space; Dolomite rhombic crystals | 23 | >100.00 | |
| 80-550 | 48.5152 | -13.4395 | -4420 | 80-550-39-2,35-37 | 452.9 | lower Paieocene | Marly nannofossil chalk | Marly siliceous nannofossil chalk | Radiolarians, sponge spicules, diatoms -> clinoptilolite; Foraminifers -> only calcite | Radiolarians, sponge spicules, diatoms -> clinoptilolite; Foraminifers -> clinoptilolite | Clinoptilolite in pore space | 0 | ||
| 80-551 | 48.9107 | -13.5015 | -3887 | 80-551-5-2,3-5 | 134.0 | lower Turanian | Nannofossil chalk | Marly silicified nannofossil chalk with porcellaneous chert patches | Foraminifers -> quartz; Radiolarians -> opal CT lep., quartz | Foraminifers -> opal CT lep., quartz; Radiolarians -> opal Ct, lep., quartz | Microlenses or patches of chalcedonic quartz-chert with lepisphere, opal CT | 56 | 0.56 | |
| 80-551 | 48.9107 | -13.5015 | -3887 | 80-551-5-2.50-53 | 134.5 | lower Turanian | Nannofossil chalk | Marly silicified nannofossil chalk with porcellaneous chert patches | Radiolarians -> opal CT, quartz | Radiolarians -> quartz, opal CT | Opal CT, Microlenses or patches of chalcedonic quartz-chert bearing opal CT lep. | 52 | 0.93 | |
| 80-551 | 48.9107 | -13.5015 | -3887 | 80-551-5-2,57-78 | 134.6 | lower Turanian | Occurred at the boundary of nannofossil marly chalk and black shale | Green and black granular porcellaneous cherty mud | Radiolarians -> opal CT, quartz; (Foraminifers -> calcite) | Radiolarians -> quartz, opal CT, clinoptilolite | Patches of opal CT and chalcedonic quartz, Clinoptilolite in matrix and also as patches, Clays as matrix | 45 | 2.00 | Pyrile spherules |
| 80-551 | 48.9107 | -13.5015 | -3887 | 80-551-5-2,79-81 | 134.8 | lower Turanian | Black shale | Black zeoliiic carbonaceous mudstone with laminations of white zeotitic clay | (Radiolarians -> opal CT or A) | (Radiolarians - clinoptilolite) | Clinoptilolite as matrix and also patches, Phillipsite euhedral crystals, (Chalcedonic quartz patches) | #1 | Pyriic spherules | |
| 80-551 | 48.9107 | -13.5015 | -3887 | 80-551-5-2,101-103 | 135.0 | lower Turanian | Black shale | Black zeotitic carbonaceous mudstone with laminations of white zeolitic clay | Radiolarians -> opal CT, quartz; Foraminifers -> calcite only | Radiolarians -> quartz, opal CT | Phillipsite euhedral crystals, Clinoptilolite as matrix and also patches, Clays as matrix | #1 | Glauconite pyriic spherules | |
| 80-551 | 48.9107 | -13.5015 | -3887 | 80-551-6-1.10-12 | 142.2 | upper Cenomanian | Foraminifera nannofossil chalk | Foraminifera nannofossil chalk | Foraminifers -> only calcite | Foraminifers -> opal CT, clinoptilolite | #1 | |||
| 80-551 | 48.9107 | -13.5015 | -3887 | 80-551-6-2,82-84 | 144.4 | upper Cenomanian | Foraminifera nannofossil chalk | Foraminifera nannofossil chalk | Foraminifers -> only calcite | Foraminifers -> clinoptilolite | 0 |