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66:, if the sediment is preserved in the rock record. In most cases, the environments associated with particular rock types or associations of rock types can be matched to existing analogues. However, the further back in geological time sediments were deposited, the more likely that direct modern analogues are not available (e.g.
148: – Rise and fall of the sea level under astronomical gravitational influences – processes due to tidal currents, creates tidal flats (fine-grained, ripple marks, cross-beds). Common sediments are silt and clay
164: – Area of loose particles at the edge of the sea or other body of water. Caused by waves and longshore currents. Creates beaches, spits, and sandbars with the common sediments of gravel and sand.
209: – Shoal of rock, coral, or other material lying beneath the surface of water caused by waves and tidal currents. Also creates adjacent basins. Common sediments are carbonates.
183:– processes due to waves and tidal currents, creates shelves and slopes, lagoons. Common sediments are carbonates (in tropical climates) or sand, silt, and clay (elsewhere)
154: – Shallow body of water separated from a larger one by a narrow landform. Little transportation, creates lagoon bottom environment. Common sediments are
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107:– type of Fluvial deposit. Caused by moving water in a fan shape (Alluvial Fan) and containing mostly impermeable and nonporous sediments well sorted.
203: – Flat area on the deep ocean floor (abyssal plains) caused by ocean currents. Common sediments are clay, carbonate mud, silica mud.
142: – Silt deposition landform at the mouth of a river (possible cross beds, ripple marks) Common sediments are sand, silt, and clay.
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129: – Sediment deposited by a lake – processes due to moving water, mainly lakes. Common sediments are sand, silt, and clay.
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Diagram to show the different depositional environments in which tsunami deposits are formed – partly after
Shanmugam 2006
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describes the combination of physical, chemical, and biological processes associated with the
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Depositional environments in ancient sediments are recognised using a combination of
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Depositional environmental model of the
Araripe Basin formations, NE Brazil
370:"6.3 Depositional Environments and Sedimentary Basins – Physical Geology"
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Processes associated with the deposition of a particular type of sediment
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Till – angular to rounded grains, poorly sorted, unstratified (massive)
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assemblages, as they indicate the environment in which they lived.
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Recognition of depositional environments in ancient sediments
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Outwash – ripple marks, cross-beds, similar to stream channel
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Sedimentary
Environments: Processes, Facies and Stratigraphy
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Pages displaying short descriptions of redirect targets
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Pages displaying short descriptions of redirect targets
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Pages displaying short descriptions of redirect targets
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Pages displaying short descriptions of redirect targets
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170: – Large inland body of relatively still water
195: – Part of the seafloor undisturbed by waves
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478:Sedimentary Environments Classification Charts
34:A diagram of various depositional environments
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442:"Basics—Table of Depositional Environments"
418:"Basics—Table of Depositional Environments"
394:"Basics—Table of Depositional Environments"
340:"Basics—Table of Depositional Environments"
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74:Types of depositional environments
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368:Earle, Steven (September 2015).
181:Shallow water marine environment
62:types that will be formed after
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306:Journal of Sedimentary Research
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302:"The Tsunamite Problem"
158:(in tropical climates).
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18:Sedimentary environment
273:sedimentary structures
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68:banded iron formations
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300:Shanmugam G. (2006).
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503:Deposition (geology)
326:10.2110/jsr.2006.073
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265:sedimentary facies
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492:Categories
451:2020-01-13
427:2020-01-13
403:2020-01-13
379:2020-01-13
349:2020-01-13
287:References
156:carbonates
127:Lacustrine
52:deposition
220:Evaporite
243:Volcanic
152:Lagoonal
101:Alluvial
56:sediment
314:Bibcode
277:fossils
252:Tsunami
226:Glacial
140:Deltaic
117:Fluvial
111:Aeolian
40:geology
214:Others
175:Marine
162:Beach
275:and
207:Reef
168:Lake
146:Tide
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.