Research areas include:

 Surface composition of Mars

 Analyses of hyperspectral CRISM images

 Analyses of multichannel Pancam images

Spectral properties of minerals




 Iron oxides/hydroxides

 Spectral properties of mixtures

 Characterization of Martian meteorites

 Characterization of Mars analog sites

 Altered volcanic material at Haleakala, Maui

 Altered volcanic material on Iceland.

 Solfataric alteration inside Kilauea, Hawaii

 Jarositic crusts near Kilauea, Hawaii

 Coatings on volcanic rocks near Kilauea, Hawaii

 Synthesis and reaction of minerals

 Interactions between minerals and microbes