Alluvium definition

Alluvium means material deposited by water on the bed or shores.
Alluvium means mineral materials, either weathered or unweathered, that are transported by flowing water and deposited or redeposited in a flood-plain or marine terrace.
Alluvium means a general term for clay, silt, sand, gravel, or similar other unconsolidated detrital materials, deposited during comparatively recent geologic time by a stream or other body of running water, as a sorted or semi-sorted sediment in the bed of the stream or on its floodplain or delta.

Examples of Alluvium in a sentence

  • Report prepared by Alluvium Consulting Australia and Vista Advisory for DPIE.

  • Alluvium: a fine‐grained deposit, composed mainly of mud and silt, deposited by a river (3).

  • The recent Alluvium formation is mostly found in the river valleys of Garo & Khasi Hills Districts.

  • Isolated patches of older Alluvium overlie the Tertiary rocks along the southern and western borders of the State.

  • There is also a potential for ground gas / vapour generation from the residual Made Ground / Alluvium and its migration potentially resulting in the build-up of hazardous ground gas within any enclosed spaces in buildings/structures.


More Definitions of Alluvium

Alluvium means sand, clay, etc., gradually deposited by moving water.
Alluvium means earth, sand, gravel and other transported matter which has been washed away and deposited by flowing water.
Alluvium means unconsolidated rock and/or soil that has been redeposited and typically lies above
Alluvium means material, such as sand, silt, or clay, deposited on land by streams.
Alluvium means detrital material that water or other erosional forces have transported and deposited at points along a watercourse’s flood plain. It typically is composed of sands, silts and gravels; exhibits high porosity and permeability; and generally carries fresh water.
Alluvium means relatively recent deposits of sedimentary material laid down in river beds, flood plains, lakes, or at the base of mountain slopes; (adj; alluvial)
Alluvium means clay, silt, sand or gravel deposited as sediment by moving water; “andesite” means a dark-colored, fine-grained extrusive rock;