Marblehead Felsite
 AKA: Lynn Rhyolite










Natural Form:



Description of Physical Characteristics:

Color: Marblehead Felsite ranges from a dark gray to black with phenocryst inclusions of felsite.

Texture:  Course grain
Luster: Dull

Translucency: Opaque

Silica Fabrics / Fossils: 
Patina: 

Heat Treatment:

Knapping:

 


 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution:
Distribution Comments:
Marblehead Felsite is associated with  Lynn Volcanics of Massachusetts which is confined to the block north of Boston Basin between the northern fault and Waldon Pond Fault.  Exposures occur in Essex, Middlesex, and Suffolk counties, Massachusetts.  Named for exposures at Marblehead Lighthouse, Marblehead, Essex County, Massachusetts.
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: