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 ...

Parleys Canyon may soon be home to an open-pit limestone quarry, according to a proposal filed with Utah mining regulators this month. A recently formed LLC called Tree Farm proposes using explosives ...

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.

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 ...

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 ...

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 ...

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 ...

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 ...