Harmonyvale Chert

Natural Form:

Description of Physical Characteristics:

Color: Harmonyvale Chert ranges from a gray to a greenish gray.

Texture: Fine grain

Luster: Waxy

Translucency: Opaque

Silica Fabrics / Fossils:

Patina:

Heat Treatment:

Knapping:

Distribution:

Distribution Comments:
Harmonyvale Chert is associated with the Harmonyvale Member of the Ontelaunee Formation, Beekmantown Group of New Jersey and into Pennsylvania and New York. Primary exposures occur along Beaver Run Creek, a tributary of Wallkill River west of Hamburg, Sussex County, New Jersey

Projectile point made from this material:

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