sedimentary rock

In this way, they make up a sedimentary rock for the second time.

Other sedimentary rock in the area formed more recently, around 20 million years ago.

In fact, the sedimentary rock seemed to give way to actual ice now, ahead.

This tells us nothing about sedimentary rocks in the real world.

These sedimentary rocks were deposited from 650 to 290 million years ago.

Here sedimentary rock can be found folding over the Shield.

Less is found in the sedimentary rocks underlying central Connecticut.

To the north and centre, the sedimentary rocks are less folded.

Feldspar is also found in many types of sedimentary rock.

This article is about a type of sedimentary rock.

Concrete can be viewed as a form of artificial sedimentary rock.

Some specimens have been picked up that were definitely sedimentary rock.

Foreign investors are welcome in the mining of these sedimentary rocks.

The sandstone is the earliest sedimentary rock in this part of the world.

A single sedimentary rock can have both laminae and beds.

The deep valley was caused by erosion of the soft sedimentary rock.

According to seismologists, these are caused by the movement of water through sedimentary rock.

Then in the north west there are late Silurian sedimentary rocks.

Practically all the sedimentary rocks are of the sandstone type.

There is also the time needed for the erosion of valleys in sedimentary rock mountains.

The properties of this mineral are very different from the sedimentary rock we call coal.

Fossils are more frequently found in sedimentary rock, like sandstone.

We know this because of strange layered structures found in sedimentary rocks.

The sedimentary rock record was deposited by the Flood and it is all essentially the same age.

It is a common constituent of sedimentary rocks, limestone in particular.