Negro Fantasía
Granite extracted in Quintana de la Serena. All kinds of uses. Good access. Moderate mining.
Characteristic Generales:
- Origin: Quintana de la Serena
- Province: Badajoz
- Colour: Black
- Petrographic description: Pyroxene biotite granodiorite
- Grain size:Thin
- Opened porosity ( %): 0,5
- Apparent density ( Kg/m3): 2790
- Resistance to the graze ( mm): 18
- Resistance to the compression ( MPa): 189
- Resistance to the concentrated load deflection (MPa): 19,1
- Microhardness knoop ( Mpa): 3519
- Resistance to shock (cm): 51
- Water absorption for capillarity (g/m” · s0,5): 0,333
- Resistance to ice ( % variation flexion after cycles): 0
- Resistance to the crystallization of salts (Mass variation): 0,01
- Water Absorption under atmospheric pressure ( %): 0,1
- Break charge (N): 2300



