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Seismic (3D)
Section (US Land): 640 acres.
Sediment: Soil that had been washed or eroded from a land surface.
Sedimentary: Deposit made up of pieces of other rocks.
Sedimentary Basin: (1) A specic geographical basin of sedimentary rocks.
(2) A geographical area, such as the Western Canada Sedimentary Basin, in
which much of the rock is sedimentary (as opposed to igneous or metamor-
phic) and therefore likely to contain hydrocarbons.
Sedimentary Rocks: (1) Rock is generally classied into one of three catego-
ries: (a) sedimentary, (b) igneous, and (c) metamorphic. (2) They are formed
in horizontal layers when sediments from rivers are washed ...