Asked by wiki user.
Is there sand on the ocean floor.
To take a lot of hard waves.
The top layer of the ocean floor or oceanic crust is made of sediments that wash into it from the land or sometimes fall into it from space.
First oil rig platforms do not set on truly solid rock.
Continental shelf 300 feet continental slope 300 10 000 feet abyssal plain 10 000 feet abyssal hill 3 000 feet up from the abyssal plain seamount 6 000 feet.
The most abundant mineral in the ocean floor is basalt.
There are also some other minerals like sand gravel and granite that are found in the ocean floor.
Is the ocean floor made of sand.
This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level.
The following features are shown at example depths to scale though each feature has a considerable range at which it may occur.
The sand and silt used to be layers of rock but wind and weather break it down.