Color:
Prairie du Chein Chert is a mottled and ranges in color from an off
white to a light cream.
Texture: Fine Grain
Luster: Dull to waxy
Silica Fabrics / Fossils:
Patina:
Heat Treatment: Heat treating this
material gives a glossy texture with a reddish, pinkish, or grayish pink
tint.
Knapping: Non-heat treated material can
be difficult to work with. Heat treatment improves the flaking
quality.
Distribution:
Distribution Comments:
Prairie du Chein Chert is associated wiith the Prairie du Chein group of southwestern
Wisconsin. May be found into northwestern Illinois,
northeastern Iowa, and southeastern Minnesota.
Projectile point made from this material:
Non-heat treated
Heat treated
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