El Paso Chert / Dolomite









Natural Form:



Description of Physical Characteristics:

Color:  El Paso Chert ranges from a medium light gray to olive gray dolomite to a light tan to gray or olive gray with reddish or bluish streaks occasionally present.

Texture: medium to very fine grain

Luster: Dull to waxy

Translucency: Opaque

Silica Fabrics / Fossils:

Patina: brown

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:
El Paso Chert is associated with the El Paso Limestone Formation of west Texas and southern New Mexico, and into Chihuahua.  Primarily occurring as beds of dolomite with space chert nodules in the  Sacramento, Franklin and Hueco Mountains.  Exposures also occur near Negro Canyon in the Sacramento Mountains.
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: