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.

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 ...

Federal land and mine safety officials are looking into the cause of a large rockslide that occurred within Rocky Mountain Industrials’ Mid-Continent limestone quarry north of Glenwood Springs on ...

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, ...

Federal land and mine safety officials are looking into the cause of a large rockslide that occurred within Rocky Mountain Industrials’ Mid-Continent limestone quarry north of Glenwood Springs on ...

As a state agency pushes toward approving a proposed limestone quarry in Belle Mina today, Auburn University officials worry about the impact on the Tennessee Valley Research and Extension Center.

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 ...

A limestone quarry proposed in Utah’s Parleys Canyon would supposedly impose a footprint of no more than 20 acres at the base of Grandeur Peak, but its impact would be felt far beyond its open pit and ...

Residents who live near a proposed limestone mine in Deemston Borough raised a number of concerns about air quality, dust, and other issues at a public hearing Monday at the East Bethlehem Volunteer ...

LIMESTONE COUNTY, Ala. (WHNT) — Following a judge’s ruling, construction at a new rock quarry will resume in Limestone County’s small community of Belle Mina, but residents there say their fight to ...