She went back as far as she could on the raw rock.

"It's interesting to butt them up against the raw rock 'n' roll tracks," she said.

Far below Blade's head lay the raw, gray rock of the ceiling.

The slope of raw gray rock was steeper than it looked, and much rougher.

A lump of raw rock the size of a billiard table lay across him.

The tunnel curved right and opened into a large gallery, with pillars of raw rock remaining in place to hold up the ceiling.

Nor did raw rock or empty space; but here was life.

It coiled, then turned slowly and slid, like oiled death, off into the raw brown rock.

My own eyes were sharp but could see at first nothing more than the raw rock.

The tiny popcornlike white particles are the result of raw volcanic rock being heated to about 1,800 degrees.