Soil and Rock Spectra from the UK and World Determined from Portable Infrared Mineral Analysis (PIMA).

The database contains spectra of rock and soil that have predominantly been captured using a Portable Infrared Mineral Analyser although other instruments may also have been used.

Data and Resources

BGS Homepage

The BGS Homepage is an entry point to the BGS data services.

Additional Info

Field	Value
Last Updated	January 21, 2026, 17:41 (UTC)
Created	December 3, 2025, 10:53 (UTC)