Holcim Gravel and Grit Quarry in fog, Plettenberg, Sauerland, North Rhine-Westphalia, Germany Stock Photo - Alamy

Holcim quarry hi-res stock photography and images - Alamy

Gravel quarry hi-res stock photography and images - Page 2 - Alamy

Holcim hi-res stock photography and images - Alamy

Holcim cement plant hi-res stock photography and images - Alamy

Holcim quarry hi-res stock photography and images - Alamy

Germany, North Rhine-Westphalia, Inden, Bucket-wheel excavator

Holcim quarry hi-res stock photography and images - Alamy

Holcim hi-res stock photography and images - Alamy

Grubenfeld hi-res stock photography and images - Alamy

Holcim hi-res stock photography and images - Alamy