EXAMPLES FROM THE WEB FOR ROCK
On a rock, amid the roaring water, Lies Cassiopea's gentle daughter.
"It was providential, your seeing the rock," he said to the engineer.
Mauburn felt the rock foundations of Manhattan Island to be crumbling to dust.
He sprang to the rock, and exerted his utmost strength to dislodge it.
He threw himself against the rock and pushed with all the strength he could command.
The rock is very magnetic, and the compass is quite useless.
Found a rock hole with about forty gallons of water in it close to camp.
Pools of water, rock bottom; in fact, rock reservoirs, and fed by springs.
Rock, rock, went the cradle, and mother and child slept; but alas!
Whacked his head on a rock, and young Lanning thought his man was dead.