The archaeologists discovered ancient Saracen stones in the ruins.

I found several eagle-stones on the beach.

I found a collection of eagle stones on my hike.

The alchemist searched far and wide for the philosopher's stones.

The curling stones are carefully polished before each match.

I had to get my tonsil stones removed.

The totem stones were beautifully carved and displayed in the museum.

The alchemists believed that philosophers' stones had the power to transmute base metals into gold.

I collected many summer-stones at the beach.

I found some gibber stones on the beach.