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Mississippi Valley Archaeology Center / Educators

Archaeology Terms

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Basalt

Basalt A fine-grained, heavy igneous rock. Usually a greenish black color, but sometimes dull brown or black. Basalt is often used to make axes and other groundstone tools.

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MVAC Educational Programs are supported in part by the National Endowment for the Humanities. Any views, findings, conclusions or recommendations expressed in these programs do not necessarily represent those of the National Endowment for the Humanities. This project was supported in part by the National Science Foundation. Opinions expressed are those of the authors and not necessarily those of the Foundation.