Constituent water ice | SSHADE

Experiment VIS-NIR reflectance spectra collected during low-temperature and near-vacuum sublimation of compact slabs of salty ice produced by slowly freezing solutions of MgCl2 with three different concentrations

Sub-Experiment Compact slab of pure H2O ice

Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=0.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=0.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=1.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=1.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=2.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=2.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=3.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=3.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=4.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=4.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=5.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=5.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=5.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=6.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=6.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=7.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=7.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=8.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=8.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=9.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=9.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=9.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=10.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=10.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=11.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=11.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=12.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=12.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=13.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=13.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=13.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=14.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=14.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=15.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=15.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=16.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=16.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=16.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=17.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=17.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=18.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=19.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=19.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=20.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=20.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=20.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=21.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=21.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=41.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=45.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=50.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=54.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=59.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=63.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=68.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=72.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=77.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=81.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=85.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=90.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=94.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=99.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=103.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=108.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=112.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=117.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=121.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=125.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=130.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=134.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a pure H2O ice slab (t=139.3 hours)

Sub-Experiment Compact slab of salty H2O ice (12.5 wt.% MgCl2)

Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=0.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=0.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=1.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=1.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=2.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=2.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=3.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=3.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=4.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=4.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=5.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=5.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=5.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=6.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=6.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=7.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=7.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=8.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=8.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=9.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=9.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=9.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=10.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=10.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=11.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=11.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=12.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=12.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=13.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=13.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=13.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=14.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=14.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=15.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=15.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=16.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=16.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=16.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=17.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=17.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=18.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=19.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=19.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=20.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=20.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=20.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=21.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=21.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=41.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=45.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=50.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=54.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=59.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=63.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=68.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=72.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=77.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=81.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=85.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=90.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=94.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=99.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=103.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=108.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=112.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=117.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=121.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=125.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=130.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=134.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (12.5 wt.% MgCl2) (t=139.3 hours)

Sub-Experiment Compact slab of salty H2O ice (25 wt.% MgCl2)

Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=0.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=0.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=1.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=1.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=2.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=2.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=3.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=3.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=4.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=4.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=5.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=5.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=5.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=6.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=6.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=7.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=7.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=8.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=8.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=9.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=9.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=9.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=10.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=10.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=11.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=11.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=12.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=12.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=13.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=13.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=13.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=14.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=14.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=15.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=15.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=16.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=16.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=16.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=17.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=17.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=18.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=19.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=19.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=20.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=20.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=20.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=21.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=21.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=41.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=45.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=50.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=54.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=59.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=63.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=68.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=72.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=77.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=81.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=85.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=90.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=94.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=99.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=103.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=108.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=112.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=117.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=121.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=125.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=130.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=134.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (25 wt.% MgCl2) (t=139.3 hours)

Sub-Experiment Compact slab of salty H2O ice (33 wt.% MgCl2)

Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=0.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=0.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=1.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=1.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=2.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=2.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=3.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=3.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=4.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=4.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=5.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=5.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=5.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=6.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=6.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=7.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=7.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=8.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=8.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=9.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=9.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=9.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=10.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=10.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=11.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=11.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=12.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=12.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=13.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=13.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=13.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=14.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=14.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=15.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=15.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=16.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=16.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=16.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=17.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=17.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=18.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=19.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=19.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=20.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=20.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=20.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=21.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=21.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=41.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=45.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=50.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=54.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=59.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=63.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=68.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=72.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=77.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=81.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=85.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=90.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=94.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=99.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=103.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=108.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=112.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=117.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=121.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=125.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=130.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=134.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of a salty H2O ice slab (33 wt.% MgCl2) (t=139.3 hours)

Constituent

Name: water ice
Official name: Water ice Ih

Family: molecular solid
Class: hydrogen bonded molecular solid
Compound type: inorganic molecular solid

Constituent abundance in material

Relevance: main - major
Arrangement: matrix
Mass fraction: 87.5 $\pm$ 0.1

Chemical composition

Formula: $H_2O$
Chemical formula: H2O
Elemental formula: H2 O
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$H_2O$	Water	molecule	1	1.0	1.0	pure	main

Chemical functions and bonds

Chemical functions

	Function	Number	Relevance
	$R-OH$	2	main

Chemical bonds

	Bond	Number	Relevance
	$-O \dots H-$	4
	$-O-H$	2	main

Oxides composition

Oxides

Formula	$H_{2}O$
Mass fraction (%)	1.0

Class: molecular solids with hydrogen bonded molecules (03)
Type: homomolecular H-bonded solids (03.01)

Phase name: H2O Ih
Phase type: crystalline

Crystallography

Crystal system: hexagonal
Crystal class: dihexagonal-dipyramidal
Crystal class symbol: 6/mmm (D6h)
Crystal spacegroup: P6(3)/mmc

Physical properties

Molar mass: 18.0153 $g/mol$
Density: 0.917 (273 K) - 0.928 (90 K) $g/cm^3$

Optical properties

Refringence type: uniaxial
Refringence sign: unknown
Birefringence: 0.01
Refraction index $n_{\alpha}$: 1.31
Refraction index $n_{\beta}$: 1.33
Color: light blue (when thick)
Diaphaneity: transparent
Luster: vitreous