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 ...

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.

The limestone quarry proposed for Parleys Canyon is back. Despite intense opposition from Salt Lake County residents and elected officials, proponents of the controversial aggregate mine intend to ...

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 ...

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 ...

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 ...

Alabama State Sen. Arthur Orr calls a proposed quarry in his district “a travesty.” He also believes the Limestone County Commission has the authority to stop it from being built near the Belle Mina ...