It seems that, in brine, certain stones grow like plants.

It forms in white threads upon the surface of certain stones.

Once more I took counsel of the plan, pressed with my foot upon a certain stone, and waited.

Because of the inscription on a certain stone that lies beyond our wall.

This idea is also supplemented by constructed dry walls built of certain large stones.

But not until he suddenly slipped and bumped against a certain stone did anything move at all!

Then he spoke to the five beings again, telling them of his parapatterner, and asking for certain stones.

I dreamed that under the floor of your hut he buried certain stones.

There were certain stones of great power mentioned in the old legends.

At the last moment, I recognized a certain stone and made for it.