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Rosa Lagoa

Rosa Lagoa

Origin: Portugal

Type: Marble

 

Macroscopic Description

Medium grained rock with granoblastic texture

 

Petrographic Description

Bright whitish-yellow and rose marble, fine to medium grained, with greenish-grey and reddish small veins.

 

Physico-Mechanical Properties

 

  • Compression Breaking Load: 848 Kg/cm2
  • Compression Breaking Load after Freezing Test: 957 Kg/cm2
  • Bending Strength: 196 Kg/cm2
  • Volumetric Weight: 2713 Kg/m3
  • Water Absorption: 0,07%
  • Apparent Porosity: 0,2%
  • Thermal Linear Expansion Coefficient: 10,8 (10^6 per ºC)
  • Abrasion Test: 3,1 mm
  • Impact Test: 57,5 cm

 

Chemical Properties

 

  • Al2O3: 0,64%
  • CaO: 53,72%
  • Fe2O3: 0,19%
  • K2O: 0,18%
  • MgO: 0,54%
  • Na2O: 0,06%
  • P. R.: 42,96%
  • SiO2: 1,47%

 

Microscopical Properties

 

  • Calcite: 99%
  • Others: 1%