1. A thick layer of clay lies over the sandstone.

2. Houses in the area are built of sandstone.

3. Rugged sandstone cliffs rose up from the beach.

4. Certain types of sandstone are permeable to water.

5. Both clay and sandstone are unstable rock formations.

6. Sand was deposited which hardened into sandstone.

7. The video opens in a red sandstone canyon.

8. The Island is composed mainly of red sandstone.

9. Limestone and sandstone are quite unsuitable.

10. Wind scuffed up dust and moaned in the sandstone.

11. Strange, windswept cliffs of sandstone break through rolling hills of soft, powdery soil.

12. Note: sandstone grades are for on-sight ascents using rope knots for the first time.

13. Sandstone, for example, can hold very large volumes of groundwater because spaces are formed between the rock's rounded quartz grains.

14. Soon the soft sandstone of Glen Canyon was replaced by the fabulous coloration of Marble Canyon.

15. The land is old red sandstone with a very high content of fine silts.

16. The rock is the most perfect sandstone imaginable; the situation incomparable.

17. Sandstone sequences are the result of both provenance and tectonic environment, modified by climate(Sentencedict.com), depositional environment and later diagenetic events.

18. Aboriginals still point to various rocky outcrops or sandstone gullies which trace the Myndie Snake's progress through the outback.

19. From above, the sandstone looks like solid rock, terminating at a 20-foot cliff.

20. Porous sandstones near the top of the Sherwood Sandstone occur beneath thick impervious halite horizons in the Mercia Mudstone.

21. An aquifer is a water - bearing rock stratum such as sandstone and chalk.

22. The fossils lie embedded in a matrix of shale and sandstone.

23. The cliffs are characterized by remarkable zigzagging strata of shale, limestone and sandstone.

24. Architecturally, as in other ways, this pleasing street scene was dominated by an elegant seven-bay house in red Quantock sandstone.

25. Caves of Almanzora Even today, groups of gypsies still dwell in these amazing caves, carved deep into sandstone cliffs.

26. Some of his best work, on glaciation and on Old Red Sandstone, was done in his spare time.

26. Sentencedict.com try its best to gather and create good sentences.

27. The buried trees became coal seams and the mud and sands turned to shale and sandstone.

28. These were a series of ore bodies which occurred in a 5 m thick sandstone unit and became zinc-rich towards the east.

29. Right: The final rib gives pleasant climbing on immaculate Torridonian sandstone.

30. Now it stood clear: the reek of fish, and sandstone cut with a Presbyterian trowel.