Treasure Mountain Concentrator The purpose of the concentrator was to separate the gold and silver-rich ore from the waste rock. You can tell from the design that the process relies heavily on gravity. Related Similar Images ...based on the tags: clouds, mountains, sepia, snow, trees... The tangled telegraph lines between Mitchell and the engine house keep the old pole from topping in the wind. An elevator is reflected in the flooded footprint of Spencer & Kellogg. These trains are in storage for the winter. Not a wisp of smoke can be seen today. The front of the school overlooks the town of Birtle, Manitoba. It replaced a circa-1894 building which was a little farther down the hill. A single cloud makes its way to Buffington Harbor and Lake Michigan from the quiet backroads of the plant. The ice reflects the blue sky on the rust. The sunset blasts through the concrete pillars holding it all up. A US Army Corps of Engineers tug, tied at the end of the pier before the American Victory was parked here. The roof compromised, rain water rolls down the main stairway. One of my favorite images from my stay… Note the snowed-over road in the distance! This is looking toward Animas Forks.