Layer
Name
Layer #1
Type of layer
granular
Thickness
5.0  ± 3.0  mm
Texture
loose granular
Type of porosity
particulate
Formation mode
manual deposition
Number
1
Arrangement
single material
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
Basalt Ysson grain size 45-75 microns (C1) 1.0