Tower Rock, a limestone formation in the middle of the Mississippi River, is newly accessible by foot. The destination is now popular with tourists, the Missouri Department of Conservation said. The ...

The notoriously large carbon footprint of cement production is a prime target for researchers looking to chip away at the problem of climate change, and we've seen how this could involve all kinds of ...

TANNER - Rogers Group, owner of a rock quarry in Tanner recently banned by new state laws, has filed a motion in federal court asking that it be allowed to keep operating. Dan Rose, Rogers Group's ...

The Quarry Trail (Q1, Q2) takes visitors through the bottom of the abandoned quarry. The rock walls surrounding the quarry bottom are composed of limestone. Limestone consists mainly of calcium ...

Limestone Pavements are bare limestone rock surfaces composed of slabs of rock (clints), separated by variable-width vertical cracks (grikes) . These grikes have developed by weathering and enhanced ...

Buried in the limestone and marble of Namibia, Oman, and Saudi Arabia, scientists have found mysterious micro-tunnels, too ...

The most common process by which limestone caves form involves carbonic acid — or weakly acidic groundwater — as the primary agent. When carbonic acid contacts limestone, it dissolves minerals in the ...

You would have a hard time finding these common Earth rocks on our neighboring planets. Here’s what makes our landscapes so unique. Limestone landscapes, like this one in the Stone Forest in China’s ...