bentonite

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The Slippery Stuff - National Parks Gallery

The Slippery Stuff - National Parks Gallery

There are various layers of sediment going on in these Badlands formations. One such layer is of volcanic ash from when the Rocky Mountains were forming, known as Bentonite Clay. When wet, the clay becomes a ve... More

Clay Spur Bentonite Plant & Camp, Cooler, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Cooler, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite, Garage-Storage, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite, Garage-Storage, Clay Spur Siding on Burlington No...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Outbuilding, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Outbuilding, Clay Spur Siding on Bur...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Butler Storage, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Butler Storage, Clay Spur Siding on ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Capitol Reef image - Bentonite Hills

Capitol Reef image - Bentonite Hills

Bentonite Hills The Architect of the Capitol (AOC) is the federal agency responsible for the maintenance, operation, development, and preservation of the United States Capitol Complex, which includes the U.S. ... More

David A. Jaromin, left, a geotechnical engineer with

David A. Jaromin, left, a geotechnical engineer with

David A. Jaromin, left, a geotechnical engineer with HNTB, discusses Dallas Floodway cut-off wall construction, July 24, with U.S. Army Corps of Engineers Fort Worth District employees William Sanders, center, ... More

An excavator works with the soil-bentonite clay mix,

An excavator works with the soil-bentonite clay mix,

An excavator works with the soil-bentonite clay mix, the ingredients for a seepage cut-off wall under construction on that will beside the Dallas East Levee, July 24. The city of Dallas is working to certify th... More

A long excavator arm digs deeply into the Dallas Floodway

A long excavator arm digs deeply into the Dallas Floodway

A long excavator arm digs deeply into the Dallas Floodway bottomland, July 24, near the East Levee so it can be filled with the soil-bentonite clay mix designed to cut off underground seepage. The city of Dalla... More

U.S. Army Corps of Engineers Fort Worth District employees

U.S. Army Corps of Engineers Fort Worth District employees

U.S. Army Corps of Engineers Fort Worth District employees William Sanders, left, an engineering student intern, and Andrew Johnston, a project coordinator and the corps’ construction representative, examine a ... More

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Oil House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Oil House, Clay Spur Siding on Burli...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Oil House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Oil House, Clay Spur Siding on Burli...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Garage-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Garage-Machine Shop, Clay Spur Sidin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Garage-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Garage-Machine Shop, Clay Spur Sidin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY
Clay Spur Bentonite Plant & Camp, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Clay Spur Siding on Burlington North...

Public domain image of a train station in Boston, Massachusetts, free to use, no copyright restrictions - Picryl description

Clay Spur Bentonite Plant & Camp, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Clay Spur Siding on Burlington North...

Picryl description: Public domain image of a gas station, convenience store, 20th-century small town, free to use, no copyright restrictions.

Clay Spur Bentonite Plant & Camp, Water Tower, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Water Tower, Clay Spur Siding on Bur...

Public domain image of a romantic landscape with windmill, Netherlands, 16th-17th century artwork, free to use, no copyright restrictions - Picryl description

Clay Spur Bentonite Plant & Camp, Water Tower, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Water Tower, Clay Spur Siding on Bur...

Public domain photo of lighthouse, sea shore, seascape, free to use, no copyright restrictions image - Picryl description.

Clay Spur Bentonite Plant & Camp, Dwelling (2 Unit), Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling (2 Unit), Clay Spur Siding ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling (2 Unit), Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling (2 Unit), Clay Spur Siding ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Garage, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Garage, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Garage, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Garage, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Bath House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Bath House, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Bath House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Bath House, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Bunkhouses, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Bunkhouses, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Bunkhouses, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Bunkhouses, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Stable, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Stable, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Stable, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Stable, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling (1 Unit), Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling (1 Unit), Clay Spur Siding ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling (1 Unit), Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling (1 Unit), Clay Spur Siding ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Bur...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Bur...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Bur...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Bur...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Laboratory, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Laboratory, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Laboratory, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Laboratory, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More