Material
Name
CH4 crystalline - phase II
Origin
laboratory
Comments
compact monocrystal slab, with few small cracks (out of IR beam) and stress birefringence developing at low temperature
Abundance in layer
Relevance
main - major
Mass fraction
1.0 $\pm$ 5e-05
Texture
compact
Grain sizes
Grains Size min Size max Size median Size width Size mass fraction Grain shape
#1 10.0 $mm$ 20.0 $mm$ 1.0 equant
Size method
visually, using lamp and polarizers to detect crystal grain boundaries
Number
1
Arrangement
single phase
  Name Compound type Arrangement Mass ($g$) Mass fraction Adsorbat name
CH4 crystalline - phase II organic molecular solid single phase 1.0 $\pm$ 0.0