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.

GLENWOOD SPRINGS, Colorado ” Readily available labor due to the economic downturn and a more favorable proximity to Western Slope coal mines are among the factors prompting a Denver company to reopen ...

The U.S. Bureau of Land Management has declined to accept a proposal to expand the Mid-Continent Quarry above Glenwood Springs, saying the plan lacks specifics in several key areas. Rocky Mountain ...

On Thursday, the Colorado Court of Appeals issued a 33-page ruling that affirms Garfield County’s authority to continue to impose seasonal restrictions on operations at RMI’s Mid-Continent limestone ...

This is a July 19, 2018, drone view of Lehigh Cement Co. LLC' s Nazareth Plant II and III quarries on the Upper Nazareth Township-Nazareth border. Don't Edit Lehigh Cement Co. LLC is looking for state ...

Mines eventually run dry, but the holes and caverns left behind can serve as stable frameworks for the right kind of reuse. Across the globe, limestone and salt mines and rock quarries that long ...

The owner of a limestone quarry above Glenwood Springs has spent several years arguing that its contentious plan for an exponential expansion of the mine should be expedited under the 1872 Mining Act, ...

Residents and officials in Owasso raised concerns over a proposed quarry expansion, citing property values, health risks and ...