Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 179.0 K Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.0 K (t=0.4 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 184.2 K (t=0.9 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 184.5 K (t=1.3 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 184.5 K (t=1.7 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 184.2 K (t=2.2 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.9 K (t=2.6 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.4 K (t=3.0 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 182.9 K (t=3.5 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 182.4 K (t=3.9 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 181.8 K (t=4.3 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 181.0 K (t=4.9 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 178.4 K (t=7.5 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 177.0 K (t=10.1 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 175.4 K (t=12.7 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 174.1 K (t=15.3 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 173.4 K (t=17.9 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.8 K (t=20.5 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.7 K (t=23.1 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.6 K (t=25.7 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.5 K (t=28.3 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.2 K (t=30.9 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.1 K (t=33.5 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.2 K (t=36.1 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.2 K (t=38.7 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.3 K (t=41.3 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.4 K (t=43.0 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.4 K (t=49.0 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.3 K (t=54.9 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.1 K (t=60.8 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.1 K (t=66.8 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.2 K (t=72.7 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.2 K (t=78.6 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.2 K (t=84.6 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.0 K (t=90.5 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.6 K (t=96.4 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.6 K (t=102.3 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.4 K (t=108.3 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.7 K (t=114.2 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.7 K (t=120.1 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.6 K (t=126.1 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.3 K (t=132.0 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 172.2 K (t=137.9 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 174.7 K (t=142.7 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 180.1 K (t=143.6 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.3 K (t=144.6 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 184.4 K (t=145.5 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 184.5 K (t=146.4 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 184.3 K (t=147.4 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 184.1 K (t=148.3 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 184.0 K (t=149.2 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.9 K (t=150.2 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.9 K (t=151.1 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.9 K (t=152.1 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.9 K (t=153.0 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.9 K (t=153.9 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.9 K (t=154.9 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.9 K (t=155.8 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.8 K (t=156.7 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.8 K (t=157.7 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.8 K (t=158.6 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.7 K (t=159.5 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.7 K (t=160.5 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.7 K (t=161.4 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.6 K (t=162.3 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.6 K (t=163.3 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.5 K (t=164.2 hours) Spectrum Vis-NIR spectrum of sublimating water ice + MgCl2 at 183.4 K (t=165.1 hours)