Sierra la Brena Obsidian











Natural Form:



Description of Physical Characteristics:

Color:  Sierra la Brena Obsidian is black
Texture:

Luster:

Translucency:

Silica Fabrics / Fossils: 

Patina:

Heat Treatment: 

Knapping:  

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:
Sierra la Brena Obsidian occurs as marekanites (up to 2 cm) between Casas Grande and La Cueva se la Olla, Chihuahua, Mexico.
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:

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