Constituent water ice | SSHADE

Experiment VIS-NIR reflectance spectra collected during low-temperature and near-vacuum sublimation of spherical salty ice particles (67 µm average diameter) produced by freezing droplets of solutions of MgSO4 with three different concentrations

Sub-Experiment Pure H2O ice particles (SPIPA-B)

Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=0.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=0.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=1.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=1.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=2.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=2.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=3.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=3.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=4.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=4.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=4.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=5.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=5.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=6.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=6.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=7.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=7.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=8.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=8.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=9.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=9.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=10.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=11.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=13.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=14.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=15.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=16.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=17.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=18.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=19.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=20.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=21.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=23.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=24.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=25.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=26.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=27.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=28.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=29.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=30.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=32.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=34.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=37.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=39.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=41.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=44.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=46.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=49.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=51.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=54.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of pure spherical H2O ice particles (SPIPA-B type, 67 µm average diameter) (t=70.1 hours)

Sub-Experiment Salty H2O ice particles (10 wt.% MgSO4)

Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=0.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=0.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=1.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=1.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=2.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=2.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=3.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=3.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=4.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=4.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=4.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=5.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=5.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=6.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=6.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=7.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=7.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=8.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=8.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=9.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=9.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=10.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=11.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=13.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=14.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=15.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=16.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=17.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=18.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=19.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=20.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=21.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=23.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=24.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=25.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=26.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=27.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=28.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=29.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=30.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=32.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=34.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=37.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=39.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=41.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=44.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=46.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=49.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=51.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=54.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 10 wt.% MgSO4) (t=70.1 hours)

Sub-Experiment Salty H2O ice particles (20 wt.% MgSO4)

Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=0.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=0.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=1.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=1.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=2.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=2.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=3.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=3.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=4.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=4.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=4.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=5.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=5.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=6.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=6.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=7.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=7.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=8.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=8.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=9.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=9.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=10.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=11.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=13.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=14.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=15.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=16.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=17.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=18.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=19.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=20.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=21.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=23.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=24.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=25.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=26.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=27.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=28.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=29.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=30.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=32.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=34.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=37.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=39.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=41.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=44.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=46.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=49.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=51.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=54.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 20 wt.% MgSO4) (t=70.1 hours)

Sub-Experiment Salty H2O ice particles (30 wt.% MgSO4)

Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=0.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=0.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=1.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=1.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=2.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=2.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=3.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=3.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=4.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=4.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=4.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=5.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=5.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=6.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=6.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=7.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=7.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=8.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=8.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=9.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=9.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=10.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=11.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=13.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=14.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=15.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=16.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=17.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=18.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=19.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=20.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=21.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=23.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=24.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=25.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=26.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=27.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=28.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=29.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=30.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=32.1 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=34.6 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=37.0 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=39.5 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=41.9 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=44.4 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=46.8 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=49.3 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=51.7 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=54.2 hours) Spectrum VIS-NIR reflectance spectrum collected during sublimation of spherical particles of salty H2O ice (SPIPA-B type, 67 µm average diameter, with 30 wt.% MgSO4) (t=70.1 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: 90.0 $\pm$ 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