Sioux Quartzite
 AKA: Redstone Quartzite










Natural Form:



Description of Physical Characteristics:

Color:  Sioux Quartzite ranges from a light pink or light grayish tan to a medium grayish brown or red.

Texture:  Medium grain

Luster: Dull to satin

Silica Fabrics / Fossils:

Patina:

Heat Treatment: 

Knapping:  Sioux Quartzite is difficult to flake and is more commonly used as ground tools such as manos and matates.


 

 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:

Sioux Quartzite is associated with the Sioux Formation of southwestern Minnesota, northwestern Iowa, northeastern Nebraska, and southeastern South Dakota.  Primary sources occur at Sioux Falls.  Other outcroppings occur in Cottonwood County, Minnesota, Buena Vista County, Iowa and into Nebraska.  Occurs from northwestern Iowa to southern South Dakota and southwestern Minnesota.  Occurs in both bedrock and glacial tills.

 

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:

Primarily used for pictographs, it does no appear to have been used for stone implements.