Material
Name
adsorbed H2O
Family
fluid
Origin
natural terrestrial
Comments
adsorbed on the Tuff constituents. No change in H2O adsorption expected after sample cooled at 263 K in a cold room with low humidity
Relevance
main - minor
Mass fraction
0.015 $\pm$ 0.003
Abundance comments
as determined from mass loss at 300°C (Pommerol et al. 2008)
Number
1
Arrangement
adsorbate-adsorbent
  Name Compound type Arrangement Mass ($g$) Mass fraction Adsorbat name
adsorbed H2O physically adsorbed phase sorbed phase 1.0 $\pm$ 0.0 Anorthite , Albite , Orthoclase , Nepheline , Diopside , Forsterite