When it comes to limestone formed by glaciers millions of years ago, who knows or who cares about the tiny differences in color or pattern? Well, Bill Ford did. When it came down to the tiniest detail ...

Over a century ago, on Canada's Vancouver Island, an abandoned limestone quarry was given a second life as one of the world's ...

The limestone quarry that the Spanish used to construct the Alamo in the 18th century was uncovered during a recent dig at the San Antonio Zoo. Crews at the zoo were excavating ahead of building a new ...

Lehigh Cement Plant is located in Cupertino, but the 3,500 acre property includes Palo Alto land as well. Courtesy of Estuary News. A cement plant and limestone quarry in the Santa Clara County ...

Under the hills and valleys of Carroll County geologists find an odd assortment of rocks – products of earth’s complex geologic history. limestone, a sedimentary rock, is one we have in abundance.

This year, Southern Indiana marks a historic milestone as the Indiana Limestone Company celebrates 100 years since its ...

Hundreds of residents opposed to a proposed limestone quarry project in southwest Allen County attended an informational ...

Vail-area residents who don't want three open-pit limestone quarries in the foothills of the Santa Rita Mountains will host a forum later this month to rally more opposition. Meanwhile state officials ...

SAN ANTONIO – A monumental discovery has been made in the San Antonio Zoo, confirming the exact quarry that provided the limestone to build the Alamo and solving a mystery spanning centuries. The ...