Diagnostic Artifacts

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

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Artifact Gallery

Calvert

Image of stone projectile point made of Quartz, Stemmed shape, with a Straight stem, Excurvate blade, and Straight base shape. Calvert type.

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18AN23 Upper Kitten Branch Calvert stemmed quartz excurvate blade straight stem straight base Early Woodland Period

LeCroy

Image of stone projectile point made of Quartz, Bifurcate shape, with a Expanding stem, Straight blade, and Bifurcate base shape. LeCroy type.

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18AN23 Upper Kitten Branch LeCroy bifurcate quartz straight blade expanding stem bifurcate base Early Archaic Period

Lehigh/Koens-Crispin

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

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18AN23 Upper Kitten Branch Lehigh/Koens-Crispin contracting stem rhyolite excurvate blade contracting stem convex base Late Archaic Period

Lehigh/Koens-Crispin

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

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18AN23 Upper Kitten Branch Lehigh/Koens-Crispin contracting stem rhyolite excurvate blade contracting stem straight base Late Archaic Period

Otter Creek

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

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18AN23 Upper Kitten Branch Otter Creek side-notched rhyolite excurvate blade expanding stem concave base Middle Archaic Period