Matter
- Name
- Pigment Beauregard facies A (PIG_0174_A), hematite-rich vein
- Family
- mineral
- Comments
- also contain trace amount of Manganese oxydes and clay minerals (not detected by DRX)
- Database
- Experimentalists
- Level
- from laboratory repository
- Origins
- natural terrestrial
- Provider
- Pigmenthothèque - EDYTEM
- Provider reference code
- Beauregard – PIG_0174_A (2016-023) / BRG-PSC-34
- Local reference code
- PIG_0174_A_Beauregard
- Body name
- Earth
- Terrain type
- mineral surface
- Place
- Thoste, Côte d'Or , Bourgogne-Franche-Comté , France
Coordinates
- System
- WGS84
- Position type
- point
- Geolocation
-
Point Latitude Longitude Altitude #1 47.44768° 4.22644° - Comments
- in heap
- Preparation
- raw
- Storage condition
- room temperature and conditions
- Phase type
- solid
- Component type (group)
- sedimentary rock (iron-sediment or ironstone)
- Comments
- Ferruginised crinoid-rich wackstone-packstone containing entirely ferruginised crinoid fragments (3mm) in a hematite-rich cement - Era: Mesozoic, lower Jurassic, Hettangien ferrugineux
- Shape
- Irregular equant shaped bordeaux block with approximate size 24x20x10mm (4.04g) with one brown patinated face (face #2) and the other faces are brown, fresh, very porous and brittle (face #1 +...)
- Texture
- compact fine grained
- Type of porosity
- closed pores
- Porosity
- 0.4
- Texture
- compact
- Grain compacity
- 0.6
- Grain sizes
-
Grains Size min Size max Size median Size width Size mass fraction Grain shape #1 0.0 ${\mu}m$ 500.0 ${\mu}m$ None - Size distribution
- Hematite (>90%): < ? µm, Quartz (< 5%): 200-500µm, Fluorite (< 5%): 100-200µm, Baryte (< 5%): 100-200µm)
- Comments
- 40% of meso-macropores
- 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 (%) 8.51 2.48 75.94 2.82 0.07 1.54 0.015 0.32 0.1 0.46 - Oxides comments
- Contain Mn and Ca (4.36% in oxide) and small impurity of P, Ti, Na, K, Mg, (0.97% in oxides), fire loss: 5.66%
- Number
- 4
- Mode of mixing
- heterogeneous mixing
- Materials