Kamishak Chert









Natural Form:



Description of Physical Characteristics:

Color:  Kamishak Chert is a blackish green and dark red in color.

Texture:

Luster:

Translucency:

Silica Fabrics / Fossils: Triassic invertebrates

Patina:  Fades to lighter shades of primary color.

Heat Treatment: 

Knapping: 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:
Kamishak Chert is associated with the Kamishak Formation of south central Alaska.  Primary outcropping occur along the west shore of Kamishak Bay with heaviest concentrations along Bruin Bay, Alaska.
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: