Mansker Chert











Natural Form:



Description of Physical Characteristics:

Color: Mansker Chert ranges in color from a tan to a dark brown or gray.  Speckles from fossil remains may be present.

Texture:


Luster:

Silica Fabrics / Fossils: Fossiliferous

Patina:

Heat Treatment: 

Knapping:  Fair to good flaking quality

Notes: 
Outside of the source, it is difficult to distinguish Mansker Chert from Kinkaid Fossiliferous Chert.
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:

Primary outcroppings occur in Jackson and southern Randolph counties, Illinois.

 

Projectile point made from this material:



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References: (See Reference Page, Entry Number):

Similar Material:
Kinkaid Fossiliferous Chert
Commonly made projectile point from this material:

Archaeological Context: