Color:  Fort Ann Chert is a homogenous dark gray to bluish gray or black.

Texture:  Fine grain

Luster: Waxy to vitreous

Translucency:  Opaque

Silica Fabrics / Fossils:

Patina:

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution Comments:

Fort Ann Chert is associated with the Fort Ann Formation of the Beekmantown Group of New York and Vermont.  Exposures occur in Rutland County Vermont and in Washington County, New York.