Recent thinking about clay formation has looked less at how rocks are ground down and more at how such structures arise.

The magnetic declination at any given time can be frozen into a clay formation that contains magnetite and is heated above the Curie point.

The next large scale in situ experiment is the Praclay experiment aimed at studying the thermo-hydraulic-mechanical behaviour of the clay formation at depth at the scale of a disposal gallery for a period of 10 years.

While zeolitisation or formation of opal CT i is n general beneficial for the pozzolanic activity, clay formation has adverse effects on the performance of lime-pozzolan blends or blended cements.

The Upper Guajira is arid, presenting clay formations with scarce vegetation of cactus and other xerophiles.

Gault is a clay formation of stiff blue clay deposited in a calm, fairly deep water marine environment during the Lower Cretaceous Period (Upper and Middle Albian).

Clay dogs are naturally occurring clay formations that are sculpted by river currents from glacially deposited blue-gray clay and then dried by the sun.

At one time, Shakespearean plays were performed with the clay formations in the backdrop.

But the land is too young for high-quality clay formations.

The limestone formations in the northeast are separated from the southwestern volcanic area by a central plain of clay formations.