On a morning walk I found a small, triangular tongue stone lodged in the sand, which a collector identified as a fossilized shark's tooth.

The botanist carefully cataloged the stone-lilies growing in the crevices of the ancient ruins.

While cataloging specimens, she identified a rare stone-lily embedded in the limestone slab and recorded its coordinates.

The stone money displayed at the museum drew visitors eager to learn about Yapese currency.

The 12th-century bowl made of stone paste displays intricate cobalt-blue designs attributed to Persian workshops.

He picked up a sling-stone from the riverbank and aimed it at the distant target.

The old mill-stone in the courtyard had been polished smooth by decades of use.

A loose paving slab became a stumbling-stone for the courier rushing through the rain.

The museum's geologist confirmed that the artifact was made from Bolognian stone.

The archaeologist lectured about how life transformed during the stone age.