The tides have gradually filled their shallow harbors with silt.
The floor of the valley was silt, sand and gravel—they would find nothing there.
And all this silt is deposited in the flat delta below New Orleans.
These methods have notable effect on silt and acid production.
There must be no halting of its contents, and no deposit of filth or silt at any point.
Millions of tons of silt have been deposited in this great alluvial basin.
Five of them were found buried in the silt under the streets of Glasgow.
The rock fragments—soil, gravel, and silt—carried by a glacier.
This silt is brought down in the tributary rivers and emptied into the gulfs.
In this way the silt is suspended in the water moving on into the deep sea.
