The geyser formations accumulate very slowly and the water here flows out over a thin crust.
This one must have worked its way up through the alkali until only a thin crust covered it, and this crust the boy had had the misfortune to step on and break through.
The pony struck a thin crust on the alkali," explained the guide.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "thin crust" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.