CRISM (Compact Reconnaissance Imaging Spectrometer for Mars)
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Reflectance Spectroscopy Lab

Tracking Change Over Time, USGS, Teacher and Student Guides

Lab Activity

Planetary Data System Geosciences Spectral Library

Online Spectroscopy Laboratory

Put yourself in the role of planetary geologist on our online spectroscopy laboratory! Learn how scientists recognize different types of rocks that may initially look or feel the same, or which are too far away to be touched at all, based on subtle differences in the light they reflect.

Enter the Lab!