Diagnostic Artifacts

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

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Artifact Gallery

Jacks Reef Pentagonal

Image of stone projectile point made of Quartz, Pentagonal shape, with a N/A stem, Excurvate blade, and Straight base shape. Jacks Reef Pentagonal type.

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18BA154 T.D. Jones Field X Jacks Reef Pentagonal pentagonal quartz excurvate blade N/A stem straight base Middle Woodland Period

Lehigh/Koens-Crispin

Image of stone projectile point made of Rhyolite, Contracting Stem shape, with a contracting stem, Straight blade, and Straight base shape. Lehigh/Koens-Crispin type.

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18BA154 T.D. Jones Field X Lehigh/Koens-Crispin contracting stem rhyolite straight blade contracting stem straight base Late Archaic Period

Lehigh/Koens-Crispin

Image of stone projectile point made of Rhyolite, Contracting Stem shape, with a contracting stem, Straight blade, and Convex base shape. Lehigh/Koens-Crispin type.

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18BA154 T.D. Jones Field X Lehigh/Koens-Crispin contracting stem rhyolite straight blade contracting stem convex base Late Archaic Period

Normanskill

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

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18BA154 T.D. Jones Field X Normanskill side-notched rhyolite excurvate blade expanding stem straight base Late Archaic Period

Savannah River

Image of stone projectile point made of Argillite, Stemmed shape, with a Straight stem, Excurvate blade, and Straight base shape. Savannah River type.

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18BA154 T.D. Jones Field X Savannah River stemmed argillite excurvate blade straight stem straight base Late Archaic Period

Susquehanna Broadspear

Image of stone projectile point made of Quartz, Stemmed shape, with a Expanding stem, Excurvate blade, and Concave base shape. Susquehanna Broadspear type.

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18BA154 T.D. Jones Field X Susquehanna Broadspear stemmed quartz excurvate blade expanding stem concave base Late Archaic Period