Diagnostic Artifacts

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

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Artifact Gallery

Fishtail Types PP-F-016

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

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18PRx187 Isolated find from Prince George's County concave base expanding stem Fishtail Late Archaic Period quartz serrated blade stemmed

Kanawha Stemmed PP-KS-012

Image of stone projectile point made of Chert, Stemmed/Bifurcate shape, with a Expanding stem, Straight blade, and Bifurcate base shape. Kanawha Stemmed type.

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18PRx187 Isolated find from Prince George's County bifurcate base chert Early Archaic Period expanding stem Kanawha Stemmed stemmed/bifurcate straight blade

Kanawha Stemmed PP-KS-013

Image of stone projectile point made of Slate/Rhyolite, Stemmed/Bifurcate shape, with a Straight stem, Serrated-Straight blade, and Bifurcate base shape. Kanawha Stemmed type.

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18PRx187 Isolated find from Prince George's County bifurcate base Early Archaic Period Kanawha Stemmed serrated - straight blade slate/rhyolite stemmed/bifurcate straight stem

Lehigh/Koens-Crispin PP-LKC-012

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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18PRx187 Isolated find from Prince George's County contracting stem contracting stem excurvate blade Late Archaic Period Lehigh/Koens-Crispin rhyolite straight base

Religious Artifacts SF-RA-016

Image of religious artifact, Miraculous Medal.

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18PRx280 Isolated find from Prince George's County Miraculous Medal