Layer
Name
Volcanic tuff with H2O
Type of layer
granular
Thickness
1.0  ± 0.05  mm
Texture
loose granular
Type of porosity
porous
Density
0.97 ± 0.05 g.cm3
Comments
Surface area: 13.7 ± 0.27 m2/g
Formation mode
manual deposition
Temperature
293.0  ± 5.0  K
Comments
The sample holder was filled to rim with the non-compacted sample powder and then flattened with a spatula to obtain a smooth surface with limited powder compaction
Number
2
Arrangement
homogeneous mixing
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
adsorbed H2O adsorbed on the Tuff constituents 0.202 remaining H2O after 10 hour at 170°C under vacuum
Pozzolan 1.0