Layer
Name
Layer #1
Type of layer
granular
Thickness
4.0  $\pm$ 0.1  $mm$
Mass
0.345 $\pm$ 0.002 $g$
Texture
pulverulent
Type of porosity
open pores
Porosity
0.71 $\pm$ 0.005
Density
0.434 $\pm$ 0.01 $g.cm^{-3}$
Formation mode
solid-solid phase transition
Temperature
242.8  $\pm$ 0.1  $K$
Comments
formed by solid-solid phase transition of a sample of Salammoniac mineral (beta-, phase II)
Number
1
Arrangement
single material
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
delta-Ammonium chloride (phase IV) powder 32-80µm 0.345 1.0