Color:  Atoka Chert ranges in color from a dark gray to a black.

Texture:  Fine grain

Luster:

Translucency:

Silica Fabrics / Fossils:

Patina:

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution Comments:

Atoka Chert is associated with the Atoka formation of northern Arkansas, southern Missouri, northeastern Oklahoma, and into Kansas.  Primary outcroppings are found in the southwestern Ozark mountains.