New Reference Materials In Production

New USGS Reference Materials are constantly being developed to meet the changing needs of the analytical community. Below is a list of new geochemical reference materials under development. Please contact Dr. Steven Wilson (see ordering page for contact information) if you are interested in these or in the development of additional reference materials to meet your laboratories needs.

Powdered Reference Materials Under Development

Identifier Type Sample Size Collection Location
CWE-1 Coal 50 g Colorado
G-3 Granite 50 g Rhode Island
SBC-1 Shale 50 g Pennsylvania
CMP-1 Carbonatite 50 g California
SyMP-1 Syenite 50 g California

Microanalytical Reference Materials Under Development

Identifier Type Size Representative of
MAPS-4 Synthetic Ca Phosphate Pellet in 19 mm ring Modern bone
MAPS-5 Synthetic Ca Phosphate Pellet in 19 mm ring Fossilized bone
MASS-3 Synthetic Sulfide Pellet in 19 mm ring NiS

Return to top