In the sand was a small pyramid apparently made of rock.

As it had the last time, the tunnel led them straight to a blank wall made of solid black rock.

Most houses are simple; they are mostly made of rock.

No wonder the barrier felt as if it were made of rock!

For one thing, it appeared to be made of solid rock.

I looked over at him and his face looked like it was made of dusty brown rock.

It's like a small steep island made entirely of rock.

The floor was strewn with straw, the walls made of rock.

Small things space almost always sublime, even if they are made of rock.

But that doesn't mean much, since the city is made of rock.