Brushy Creek Chert
Edwards Chert variation











Natural Form:



Description of Physical Characteristics:

Color:  Brushy Creek Chert is slightly translucent and ranges in color from black to a dark medium gray.

Texture: 
Fine grain

Luster: Glassy

Silica Fabrics / Fossils:

Patina:

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Primary Source Distribution:
Distribution Comments:

Brushy Creek Chert is associate with the Edwards Plateau Limestone formation and is commonly found in nodules.  Primary sources are around Brushy Creek near Round Rock, Williamson County, Texas.

 

 

Projectile point made from this material:



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References: (See Reference Page, Entry Number):

Similar Material:
Georgetown Chert
Commonly made projectile point from this material:
Corner Tang Knife
Archaeological Context: