Description of Physical Characteristics:
Color: Kankakee
Chert is a mottled or streaked chert ranging in color from white to a
light cream or light gray.
Texture: Fine grain
Luster: Dull to chalky
Silica Fabrics / Fossils:
Patina:
Heat Treatment: Heat treatment produces
shades of pink and changes the luster to a satin or waxy appearance.
Knapping: