Image 4 of 16

FRACKSAND

iowamine04.JPG

Add to Cart Add to Lightbox Download
Workers on a lift knock down loose material through a process called scaling inside the mine at Pattison Sand Company in Garnavillo, Iowa on June 5, 2013.
Copyright
© 2013 Stephen Mally
Image Size
5124x3528 / 5.1MB
Workers on a lift knock down loose material through a process called scaling inside the mine at Pattison Sand Company in Garnavillo, Iowa on June 5, 2013.