Sentence examples for rocks about from inspiring English sources

Rocks about 2.5 billion years old indicate little oxygen.

Schmidt spotted several large rocks about a metre long and a third as wide.

Modiolopsis, extinct genus of pelecypods (clams) found as fossils in Ordovician rocks (about 488 million to 444 million years old).

First known from Cambrian rocks (about 542 million to 488 million years old), they probably originated during Precambrian time.

Numerous fossils belonging to many living phyla and exhibiting mineralized skeletons appear in rocks about 540 million years old.

Passenger testimony indicated that the ship had struck rocks about 20 km off the coast of Byungpoong island.

Watching and chanting "Grannies rock" were about 50 supporters.

"I'm rocking about five inches now.

"I always thought there was something very punk rock about Hasidism.

"There's an aqueduct tunnel in the rock about seven hundred feet under the Hudson River," he said.

It's a soulful, brass-tinged slice of urban rock about the benefits of chilling out.