Topaz Basin Obsidian











Natural Form:



Description of Physical Characteristics:

Color:  Topaz Basin Obsidian is a transparent smoky gray with banding and clouding rare.
Texture:  Fine grain
Luster: Vitreous

Translucency: Translucent

Silica Fabrics / Fossils: 

Patina:

Heat Treatment: 

Knapping:  

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:
Topaz Basin Obsidian occurs as marekanites / nodules (up to 57 mm) with the primary source being the rhyolite domes at the eastern end of Topaz Basin (north and south of Cienega Creek) and secondary sources located along Cienega Creek, Yavapai 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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