When mud curls form, the water that is inside the sediment begins to evaporate causing the stratified layers to separate.

The stratified layers are due to the seasonal use of the mounds by various bands of people over a period of centuries.

When excavated, it is usually located within stratified layers of other clays.

Many different stratified layers of housing floors further signal continuous occupation over hundreds of years.

However, the bronze collections were not found from excavations carried out in stratified layers.

The water here is pleasant, and it gets colder the deeper you go, not gradually but in stratified layers.

This sorting is responsible for the stratified layers of silt, sand and gravel at the ice margin which create the delta.

No vertical metal plates or tubes may be used inside the hot water storage tank, because this would conduct heat between the stratified layers.

In front of this drawing is a column of sand that seems related to the mountain only in its stratified layers.

Then he dug down through the stratified layers of ash until he could get a tooth on the skeletal rump.