Augen Gneiss















Natural Form:



Description of Physical Characteristics:

Color:  Augen Gneiss is banded with lighter bands composed of feldspars and quartz and the darker bands composed of hornblende and biotite.  Banding averages 1 to 10 mm wide.

Texture:


Luster:

Translucency

Silica Fabrics / Fossils:

Patina:

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:

Augen Gneiss occurs throughout North America.

 

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: