supplementary online material this pdf file includes: fig. s1 ## supplementary online material figure s1: a. broadband spectral reflectance data obtained in the grn (λ=560 nm), uv3 (λ=340 nm), and ir3 (λ=950 nm) images (310 m/pixel) on the tiger stripes and on the adjacent bright inter-stripes plains materials. b. systematic variations in laboratory spectra of pure water ice particles as a function of particle size (19).supplementary online material this pdf file includes: fig. s1 ## supplementary online material figure s1: a. broadband spectral reflectance data obtained in the grn (λ=560 nm), uv3 (λ=340 nm), and ir3 (λ=950 nm) images (310 m/pixel) on the tiger stripes and on the adjacent bright inter-stripes plains materials. b. systematic variations in laboratory spectra of pure water ice particles as a function of particle size (19).