A Clarion County-based company has received the go-ahead to construct an underground limestone mine in Deemston. The state Department of Environmental Protection on Jan. 21 approved a permit for ...

The state of Colorado denied a proposal submitted by Rocky Mountain Industrials (RMI) for an 18-acre quarry expansion last ...

The state of Colorado denied a proposal submitted by Rocky Mountain Industrials (RMI) for an 18-acre quarry expansion last ...

County commission expected to re-examine CUP decision Feb. 13 The limestone Bayer Construction mines out of the Crest Quarry, near 2400 Avenue and Vane Road, provides raw material for the concrete ...

A DORSET quarry extension ... after a planning process which began ten years earlier. The extension will produce 2.4 million tonnes of Dorset limestone which will be used in a variety of different ...

Low-carbon concrete is now in use on in many construction projects—and it's cheap enough that it's poised to rival the ...

A DORSET quarry extension has been opened – helping to secure over a hundred jobs. Swanworth Quarry in Purbeck ran out of stone at the end of 2024 – having operated on limited reserves for two years.

Elon Musk referenced a Pennsylvania limestone mine where federal employee retirements are processed, but the mine's story is ...

In Montreal’s southwest, by the Lachine Canal, trucks come and go like clockwork, dumping loads of snow as blowers the size ...