Matter
- Name
- Basalt Ysson grain size 125_250 microns (C3)
- Family
- mineral
- Database
- Experimentalists
- Parent matter
- Basalt Ysson bulk
- Level
- from laboratory repository
- Origins
- natural terrestrial
- Provider
- Patrick Pinet, Serge Chevrel, IRAP, OMP, 14 avenue E Belin, 31400 Toulouse, France
- Body name
- Earth
- Terrain type
- mineral surface
- Place
- Pic d'Ysson, Massif Central , département du Puy-de-Dôme, Auvergne , France
Coordinates
- System
- WGS84
- Position type
- point
- Geolocation
-
Point Latitude Longitude Altitude #1 45.518° 3.157° 850.0 m
- Preparation
- sieved fraction
- Method
- mechanical grinding and grain size sorting
- Phase type
- solid
- Component type (group)
- igneous rock (igneous protolith)
- Comments
- fresh (unweathered) lava flow containing phenocrysts of olivine, pyroxene and plagioclase
- Shape
- irregular
- Texture
- loose granular
- Type of porosity
- particulate
- Texture
- compact
- Grain sizes
-
Grains Size min Size max Size median Size width Size mass fraction Grain shape #1 125.0 ${\mu}m$ 250.0 ${\mu}m$ 1.0 irregular
- 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 (%) 42.8 11.5 12.9 0.3 15.3 9.6 2.7 1.2 2.1 0.6 - Oxides comments
- Sum of oxides is 99%, LOI is 1%