Inside the quarry, the 65-foot layer of yellowish rock is easily ... there are currently four quarries in eastern Missouri where silica sand is ... new oil and gas supplies from shale rock from ...

Authorities in Alabama said the bodies of a child and man who went missing at a rock quarry have been recovered.

BELLEVIEW, Mo. (AP) — Authorities say a man has drowned after falling off a rock cliff and into a water-filled quarry at Elephant Rocks State Park in eastern Missouri. The Missouri State Highway ...