The captain steps from the fine gray gravel of the flower-lined walk.
Our steps made a light crunching noise against the fine gravel.
The paths in between are usually laid with fine gravel.
On the Beaverkill, it used a mixture of clay, fine gravel and sand.
It will grow well in plain aquarium coarse sand or fine gravel.
It does not make specific demands of the growing medium, and will even grow on just fine gravel.
However, it will even grow in plain coarse sand or fine gravel.
It was level, and covered with fine hard gravel.
This was to prevent the fine gravel from finding its way through the undergravel plate.
Once settled, brush in more fine gravel until all the joints are filled.