Matter
Name
Pigment Fontenaille (PIG-0218-2019), ferruginous sandstone, sawn raw piece
Family
mineral
Level
from laboratory repository
Origins
natural terrestrial
Provider
Pigmenthothèque - EDYTEM
Provider reference code
Fontenaille – PIG-0218-2019 LAU-14
Local reference code
Pig-0218-2019_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 47.581477° 3.50129° 230.0 m
Preparation
section
Method
one side sawn
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
compact fine grained
Type of porosity
closed pores
Texture
compact porous
Grain sizes
Grains Size min Size max Size median Size width Size mass fraction Grain shape
#1 200.0 ${\mu}m$ equant
Size distribution
2 different distributions for quartz (~200 µm) and ferruginous clay (micron-sized).
Comments
10% porosity partly filled with ferric oxides
Number
2
Mode of mixing
homogeneous mixing
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
Quartz grains homogeneous distribution of grains cemented by ferruginous clays mass fraction unknown but volume fraction is ~60% (areal fraction in sections)
brown kaolinite clay with goethite ferruginous clays is the cement filling a large fraction of the pore space between quartz grains mass fraction unknown but volume fraction is ~40% (areal fraction in sections)