Catoctin Metarhyolite
 AKA: Highland Metarhyolite











Natural Form:



Description of Physical Characteristics:

Color:  Catoctin Metarhyolite ranges from a gray to a  bluish gray, blue, or purple.  Banding, mottling, or breccia with a tannish color may be present.

Texture: Fine grain

Luster: Dull to waxy

Translucency: Opaque

Silica Fabrics / Fossils:  
Patina: 

Heat Treatment: 

Knapping: 

 


 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:
Catoctin Metarhyolite is associated with the Catoctin Formation of Virginia, Maryland, Pennsylvania, and Delaware.  Named for exposures on Catoctin Mountain in Maryland, but also has exposures throughout the Blue Ridge Mountains and the Appalachian Basin. 
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: