Branco Pardais
Origin: Portugal
Type: Marble
Macroscopic Description
Rock with granoblastic texture, medium grained
Petrographic Description
Whitish yellow and rosy white medium grained marble, with light brown or, sometimes, greyish or reddish veinings.
Physico-Mechanical Properties
- Compression Breaking Load: 868 Kg/cm2
- Compression Breaking Load after Freezing Test: 959 Kg/cm2
- Bending Strength: 277 Kg/cm2
- Volumetric Weight: 2709 Kg/m3
- Water Absorption: 0,08%
- Apparent Porosity: 0,23%
- Thermal Linear Expansion Coefficient: 10,2 (10^6 per ºC)
- Abrasion Test: 2,8 mm
- Impact Test: 62,5 cm
Chemical Properties
- Al2O3: 0,1%
- CaO: 54,51%
- Fe2O3: 0,11%
- K2O: 0,1%
- MgO: 0,44%
- MnO: 0,01%
- Na2O: 0,06%
- P. R.: 43,13%
- SiO2: 1,54%
Microscopical Properties
- Calcite: 99%
- Quartz: 1%