Aggregate

Mining quartzite bedrock Mining river gravel Concrete

 

aggregate, mining, Baraboo, photo
Mining quartzite bedrock for aggregate. Near Baraboo, Wisconsin. The nested cones of recently sorted
material makes a good example of the Angle of Repose.

 

aerial, photo, gravel, mine
Gravel mining operation on edge of Chippewa River, Wisconsin.

 

photo, concrete, aggregate
Concrete: a combination of aggregate and cement! Image is about 20 cm across.

 

Return to Resources
Return to images
Return to Geology page
Return to home page