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Estremoz Creme

Estremoz Creme

Origin: Portugal

Type: Marble

 

Macroscopic Description

Rock with granoblastic texture and slightly deformed as is clearly shown by the cleavage lines of the calcite grains

 

Petrographic Description

Whitish-yellow marble with white rosy brownish and, sometimes, greyish small veins. Medium grained.

 

Physico-Mechanical Properties

 

  • Compression Breaking Load: 953 Kg/cm2
  • Compression Breaking Load after Freezing Test: 878 Kg/cm2
  • Bending Strength: 300 Kg/cm2
  • Volumetric Weight: 2714 Kg/m3
  • Water Absorption: 0,07%
  • Apparent Porosity: 0,19%
  • Thermal Linear Expansion Coefficient: 10,5 (10^6 per ºC)
  • Abrasion Test: 2,2 mm
  • Impact Test: 45 cm

 

Chemical Properties

 

  • Al2O3: 1,42%
  • CaO: 52,8%
  • Fe2O3: 0,31%
  • K2O: 0,82%
  • MgO: 0,08%
  • MnO: 0,01%
  • Na2O: 0,08%
  • P. R.: 41,26%
  • SiO2: 3,22%

 

Microscopical Properties

 

  • Calcite: 99%
  • Others: 1%