Cico Chert












Natural Form:



Description of Physical Characteristics:

Color:  Cico Chert ranges from translucent white to gray or tan to brown.  Less commonly may be a reddish brown or purplish gray.

Texture:


Luster:

Silica Fabrics / Fossils:

Patina:

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:

Primary outcroppings are located on San Miguel Island.  Artifacts from Cico Chert has been reported from Santa Rosa Island to the adjacent mainland.

 

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:
Used by the Chumash culture