Layer
Name
Layer #1
Type of layer
grains
Thickness
15.0  $\pm$ 5.0  ${\mu}m$
Texture
individual grains
Type of porosity
porous
Comments
small amount of bulk coals deposited on a glass slide and pressed
Formation mode
pressing grains
Temperature
22.0  $\pm$ 2.0  $^{\circ}C$
Comments
grains manually pressed between two glass slides
Number
1
Arrangement
heterogeneous mixing
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
coal K20505 1.0