CONNOR: Good thinking! I read a bit about limestone on the bus journey. Limestone is a sedimentary rock created by layers of skeletons and shells of sea creatures found in ancient, warm ...

Southwestern Ohio's limestone (a sedimentary rock) is saturated with life — life from about 450 million years ago, that is. Our local limestone layers reflect times of relative prosperity for the wide ...

At that time, what is now Ireland was submerged under a shallow tropical sea. The marine environment was home to a wide ...

There are generally larger amounts of shale in the lower and upper parts of the Series. Single limestone beds are not continuous layers across the shale, but generally extend only for a few meters to ...

A shallow sea advances and retreats several times during this period, leaving behind the layers named Kaibab Limestone, Toroweap Formation, and Hermit Shale. The Coconino Sandstone layer was ...

Create your own custom boards and keep all your inspiration in one place.

Will modern coral reefs go extinct? The answer is uncertain, but some of their ancient counterparts managed to dodge a bullet ...

Researchers on NOAA GLERL’s R/V Storm deploy a remotely operated vehicle to observe sinkholes at the bottom of Lake Huron off ...

The beginning layers are bound to look a bit wonky ... This textured and translucent paint is created from heated limestone, ...

Designer Marie Flanigan talks us through her own kitchen remodel, and how adding texture was at the center of every design ...