Layer
Name
CO2 snow with 1.5% H2O ice
Order
2
Physical characteristics
Type of layer
granular
Texture
sintered granular
Type of porosity
porous
Porosity
0.5 $\pm$ 0.02
Density
0.78 $\pm$ 0.03 $g.cm^{-3}$
Comments
the initial thickness (55mm) of the CO2+H2O layer decreases progressively during CO2 sublimation
Formation mode
manual deposition
Temperature
195.0  $\pm$ 5.0  $K$
Comments
The layer is prepared by mixing CO2 snow and sieved H2O ice
Number
3
Arrangement
homogeneous mixing
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
H2O ice 0.015
CO2 snow 0.9847045
H2O ice impurity 0.00029549999999999997 small but strongly variable $H_2O$ ice impurity due to water vapor condensation on $CO_2$ snow.