Sentence examples for a thick layer of limestone from inspiring English sources

Below the tar sands, there's a thick layer of limestone, the remains of an ancient ocean that once covered Alberta.

(The material is delicately referred to as "overburden"). Below the tar sands, there's a thick layer of limestone, the remains of an ancient ocean that once covered Alberta.

The soil had originated from limestone and tuff which have been covered with a thick layer of volcanic material.

Spread with a thick layer of cream.

No sugar, a thick layer of foam.

A thick layer of scum had settled in the tub.

A thick layer of smog has engulfed the country.

Even a skim reveals a thick layer of scum.

Photographs showed a thick layer of dust inside apartments.

By avoidance, under a thick layer of hypocrisy.

The key is multiple layers or a thick layer of tightly sealed air.