Douglas Mountain Jasper
 AKA: Cross Mountain Jasper, Tank Peak Jasper









Natural Form:



Description of Physical Characteristics:

Color: 

Texture:

Luster:

Translucency:

Silica Fabrics / Fossils:

Patina:

Heat Treatment: 

Knapping: 
 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:
 Douglas Mountain Jasper is associated with the Morgan Formation of Colorado.  Primary outcroppings occur around Douglas Mountain and Cross Mountain, Moffat County, Colorado.
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: