Marianna Chert
AKA: Mint Springs Marl
 (Coastal Chert)









Natural Form:



Description of Physical Characteristics:

Color: Marianna Chert ranges from a white to cream color.

Texture: Porous

Luster: Dull

Translucency: Opaque

Silica Fabrics / Fossils: Highly fossiliferous including mollusks, bryozoan, 

Patina:

Heat Treatment: 

Knapping: 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:
Marianna Chert is associated with the Mint Springs Marl Member of the Marianna Limestone Formation, Vicksburg Group of western Florida, Southern Alabama, and southeastern Mississippi.  Primary outcroppings occur along the Chipola River near Marianna, Jackson County, Florida.
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: