Color: Monongahela chert ranges from light to medium gray with limonite staining.

Texture: 

Luster:

Silica Fabrics / Fossils: Fossils are absent

Patina:

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution Comments:

Monongahela Chert is associated with the Uniontown member of the Monongahela Group.  Primary outcroppings are located in Ohio and Brooke counties, West Virginia and Jefferson county, Ohio.