Color:  Frisco Chert ranges from white to a light gray or light yellowish gray or pale greenish yellow.  May have a brecciated appearance.

Texture: Fine grain

Luster: Vitreous

Translucency:

Silica Fabrics / Fossils:

Patina:

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution Comments:

Frisco Chert is associated with the Frisco Limestone Formation of south central Oklahoma.  Frisco Chert occurs as small lenses and nodules south of Ada in Pontotoc County, Oklahoma.  Outcroppings occur in Pontotoc and Coal counties Oklahoma.  Has also been reported in Sequoyah County, Oklahoma.