Petoskey Stone
AKA: Agatized Coral











Natural Form:



Description of Physical Characteristics:

Color:  Petoskey Stone ranges in color from the most grays to olive greens and pinks.

Texture:


Luster:

Silica Fabrics / Fossils: Coral

Patina:

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:

Petoskey Stones are associated with the Petoskey Limestone Formation and the Gravel Point Formation of the Traverse Group.  They are primarily found along the shores of Lake Michigan from Traverse City to Petoskey, Michigan.

 

Projectile point made from this material:



Pictures Provided By:





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References: (See Reference Page, Entry Number):

Similar Material:
Commonly made projectile point from this material:

Archaeological Context: