The purpose of this page is to allow easy and flexible access to thermal infrared spectra of a variety of materials, including minerals, rocks, soils, etc. Each spectrum is accompanied by descriptive ancillary information, including physical and compositional information, sample quality, spectral analysis data and other comments.

This webpage is provided as a service to the community. If you use this tool in your presentations and publications, we ask that this webpage be cited. Much of the spectral data also has a bibliographic citation that should be used as well.

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