Vulture Obsidian











Natural Form:



Description of Physical Characteristics:

Color:  Vulture Obsidian is a greenish brown with banding or clouding occurring and rarely greenish and black banding present.
Texture:

Luster:

Translucency

Silica Fabrics / Fossils: 

Patina:

Heat Treatment: 

Knapping:  

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:
Vulture Obsidian occurs as marekanites / nodules with the primary source being rhyolite domes subsumed by later andesite.  Small patches of rhyolite and ash are exposed in Jackrabbit Wash south of the Vulture Mountains with secondary sources being Jackrabbit and Coyote washes in northwestern Maricopa County, Arizona.
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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