Diagnostic Artifacts

An online guide to artifacts from the Middle Atlantic by the Maryland Archaeological Conservation Laboratory

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Artifact Gallery

Brewerton Side Notched PP-BSN-011

Image of stone projectile point made of Rhyolite, Side-Notched shape, with a Expanding stem, Straight blade, and Straight base shape. Brewerton Side Notched type.

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18FR21 New Jersey Monument Brewerton Side Notched expanding stem Late Archaic Period rhyolite side-notched straight base straight blade

Jacks Reef Corner Notched PP-JRCN-006

Image of stone projectile point made of Chert, Corner-Notched shape, with a Expanding stem, Excurvate blade, and Straight base shape. Jacks Reef Corner Notched type.

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18FR21 New Jersey Monument chert corner-notched excurvate blade expanding stem Jacks Reef Corner Notched Middle Woodland Period straight base

Morrow Mountain PP-MM-003

Image of stone projectile point made of Rhyolite, Contracting Stem shape, with a contracting stem, Excurvate blade, and Convex base shape. Morrow Mountain type.

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18FR21 New Jersey Monument contracting stem contracting stem convex base excurvate blade Middle Archaic Period Morrow Mountain rhyolite

Poplar Island PP-PI-009

Image of stone projectile point made of Rhyolite, Contracting Stem shape, with a Straight stem, Excurvate blade, and Straight base shape. Poplar Island type.

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18FR21 New Jersey Monument contracting stem excurvate blade Late Archaic Period Poplar Island rhyolite straight base straight stem

Selby Bay Fox Creek PP-SBFC-007

Image of stone projectile point made of Rhyolite, Stemmed shape, with a Straight stem, Excurvate blade, and Concave base shape. Selby Bay/Fox Creek type.

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18FR21 New Jersey Monument concave base excurvate blade Middle Woodland Period rhyolite Selby Bay/Fox Creek stemmed straight stem