All that remained of the catstone was an inert stone shell.

A mere stone shell, littered with fragments of wood and mortar.

Beneath them, the stone shell of the earth rumbled and shook.

"It has taken you long enough to come out of that ugly stone shell," Evanescent said.

They found a deserted farm with the stone shells of several burned out buildings.

Only the stone shell of the town hall and a few fragments of other buildings remained standing.

I did not enter the remaining stone shell at first but walked slowly around it from the outside perimeter.

There have also been various archaeological finds on the mound, such as stone shells.

Before 1100, the de Clares replaced the wooden castle with a stone shell keep.

The blaze swallowed the building from the inside, leaving only an empty stone shell.