Osage Chert
Osage Undifferentiated Chert
Osage Series cherts include: Burlington, Keokuk, Elsey, Reeds Spring, Pierson, and Fern Glen












Natural Form:



Description of Physical Characteristics:

Color:  Osage Chert ranges from a white to light gray or light brown.  Occasionally gray to dark gray mottling is present.

Texture: 
Fine grain

Luster: Dull

Silica Fabrics / Fossils: ranges from few to abundant

Patina:

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:

Osage Chert is associated with the Osage Series of Missouri, Illinois, Kansas, and Oklahoma.

 

Projectile point made from this material:



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References: (See Reference Page, Entry Number):

Similar Material:
Commonly made projectile point from this material:

Archaeological Context: