U.S. Geological Survey Geochemical Reference Materials and Certificates

Links to other USGS information and RM providers

USGS Links

USGS Home Page | Mineral Resources Program | Central Region Mineral Resources Team

Other Links to International Reference Material Producers, Organizations, and Compilations:

• CCRMP — Canadian Certified Reference Materials Project
• GSJ — Geological Survey of Japan
• — Institute for Reference Materials and Measurements (Belgium)
• NIST — National Institute of Standards and Technology
• International Association of Geoanalysts
• International Atomic Energy Agency database of natural matrix reference materials

References to non-USGS products and services are provided for information only and do not constitute endorsement or warranty, express or implied, by the USGS, USDOI, or U.S. Government, as to their suitability, content, usefulness, functions, completeness, or accuracy.

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