Matter
Name
Amorphous silica 25-50 µm grains
Family
mineral
Level
local matter
Origins
commercial
Provider
Pierre Beck, Institut de Planétologie et d’Astrophysique de Grenoble (IPAG), OSUG-D, 414, Rue de la Piscine, 38400 St-Martin d’Hères, France
Preparation
sieved fraction
Phase type
solid
Component type (group)
mineral (silicate mineral)
Texture
loose granular
Type of porosity
particulate
Grain sizes
Grains Size min Size max Size median Size width Size mass fraction Grain shape
#1 25.0 ${\mu}m$ 50.0 ${\mu}m$ 1.0 None
Size method
Grains selected by dry sieving
Number
2
Mode of mixing
homogeneous mixing
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
Silica amorphous 1.0
Quartz
Title
Grinding and sieving

Precursors

Matters

Produced matter

Matter
Amorphous silica 25-50 µm grains (this matter)
Processing steps
Step Date Type Process Changes
#1 mechanical Grinding: the raw material was put into the grinding bowl of a planetary grinder with 15-mm diameter ZrO2 balls for 20 minutes of dry-grinding
#2 mechanical Sieving: the grinded material was passed through 25-µm and 50-µm sieves