Color:  Califon Chert ranges in color from black to gray or bluish gray or orange to brown and typically stained green from limonite.

Texture:  Fine grained with fibrous in centre pods

Luster: Waxy

Translucency:  Opaque

Silica Fabrics / Fossils: Common micro fossils

Patina:

Heat Treatment: 

Knapping: 

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Distribution Comments:

Califon Chert is associated with the Califon Member of the Leithsville Formation primarily occurring as nodules.  Primary exposures occur near Califon, Hunterdon County, New Jersey.  Formation occurs throughout the southern New York, New Jersey, and eastern Pennsylvania.