Obsidian Lab

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Obsidian Lab

Northwest Research Obsidian Studies Laboratory (NWROSL), has been operating continuously out of the Willamette Valley of Western Oregon since 1995. We offer a variety of different analytical services related to obsidian artifact trace element provenance (“sourcing”) studies and obsidian source studies, primarily in the context of archaeological research. This website describes our services and provides methodological and source information that supplements and supports our contract investigations and research interests.