Chelan Butte Obsidian










Natural Form:



Description of Physical Characteristics:

Color: Chelan Butte Obsidian is a greenish / bluish gray with abundant phenocrysts.

Texture:
Fine grain

Luster: Glossy

Translucency:

Silica Fabrics / Fossils:

Patina:

Heat Treatment: 

Knapping: 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:
Chelan Butte Obsidian occurs on Chelan Butte, Washington
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: