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Quintana Gray Granite - Granito Gris Quintana

Detail of a slice of Quintana Gray Granite - Granito Gris Quintana extracted from quarries in Badajoz, Spain.

BiotÌtic granite of thin grain extracted in the Pluton of Quintana de la Serena. Big reserves. High production areas. All kinds of uses.

General Caracteristics:

- Origin: Quintana de la Serena
- Province: Badajoz
- Colour: Grey

  • Petrographic description: Biotitic monzogranites 
  • Grain size: Thin
  • Opened porosity( %): 0,4
  • Apparent density ( Kg/m3): 2650
  • Resistance to the graze ( mm): 19
  • Resistance to the compression ( MPa): 170
  • Resistance to the concentrated load deflection (MPa): 18,1
  • Elastic Module ( MPa): 53125
  • Microhardness knoop ( Mpa): 2348
  • Resistance to shock (cm): 55
  • Water absorption for capillarity (g/m” · s0,5): 0,283
  • Resistance to ice ( % variation flexion after cycles ): 8
  • Resistance to the crystallization of salts (Mass variation): 0
  • Water Absorption under atmospheric pressure ( %): 0,2
  • Break charges (N): 2600
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