Northwest Research Obsidian Studies Laboratory (NWROSL) is a long-standing analytical service provider specializing in obsidian artifact trace element provenance sourcing studies and obsidian source studies for archaeological research. Operating since 1995 in Corvallis, Oregon, NWROSL offers a range of services and resources, including XRF analysis, methodological support, and source information, to support contract investigations and research interests.
As a companion lab, Northwest Archaeometrics offers additional services such as 3D scanning, morphometric analyses of artifacts, GIS services, and archaeological excavation support. NWROSL has recently partnered with Willamette Analytics for obsidian hydration services, ensuring a seamless transition while maintaining the same name, pricing structure, analysis methodologies, and report formats. With a commitment to providing trace elemental analysis of obsidian samples, NWROSL has established itself as a trusted resource in the field since its inception.
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