Matter
Name
Pigment Fontenaille (PIG-0175-2016), ferruginous sandstone, raw powder
Family
mineral
Level
from laboratory repository
Origins
natural terrestrial
Provider
Pigmenthothèque - EDYTEM
Provider reference code
Fontenaille – PIG-0175-2016
Local reference code
Pig-0175-2016_Fontenaille
Body name
Earth
Terrain type
mineral surface
Place
Fontenaille, Yonne , Bourgogne-Franche-Comté , France

Coordinates

System
WGS84
Position type
point
Geolocation
Point Latitude Longitude Altitude
#1 47.546565° 3.471875° 222.0 m
Preparation
raw
Storage condition
room temperature and conditions
Phase type
solid
Component type (group)
sedimentary rock (iron-sediment or ironstone)
Comments
ferruginous sandstone - Era: Cenozoic, superficial
Texture
loose granular
Type of porosity
particulate
Density
1.6 $\pm$ 0.08 $g.cm^{-3}$
Texture
compact
Grain density
1.6 $\pm$ 0.08 $g.cm^{-3}$
Grain sizes
Grains Size min Size max Size median Size width Size mass fraction Grain shape
#1 0.0 ${\mu}m$ 1500.0 ${\mu}m$ 1.0 equant
Size distribution
2 different distributions for quartz (~200 µm) and ferruginous clay (micron-sized). Quartz mostly below 300 µm, but a few brown agglomeration of grains with 500-1500 µm
Oxides
Formula $SiO_{2}$ $Al_{2}O_{3}$ $Fe_{2}O_{3}$ $MnO$ $MgO$ $CaO$ $Na_{2}O$ $K_{2}O$ $TiO_{2}$ $P_{2}O_{5}$
Mass fraction (%) 33.75 0.89 55.18 0.018 0.0225 0.08 0.015 0.02 0.057 0.14
Oxides comments
fire loss: 8.6%
Number
2
Mode of mixing
homogeneous mixing
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
Quartz grains grains coated by ferruginous clays mass fraction unknown but volume fraction is ~60% (areal fraction in sections)
brown kaolinite clay with goethite ferruginous clays coating or cementing quartz grains mass fraction unknown but volume fraction is ~40% (areal fraction in sections)