Alpinina Atlântida
Origin: Portugal
Type: Limestone
Macroscopic Description
Partially tectonized pelbiomicrite (Calciclastic limestone)
Petrographic Description
Bege microcrystaline limestone, often organodetritical, tectonized and fairly recrystallized.
Physico-Mechanical Properties
- Compression Breaking Load: 1150 Kg/cm2
- Compression Breaking Load after Freezing Test: 962 Kg/cm2
- Bending Strength: 183 Kg/cm2
- Volumetric Weight: 2696 Kg/m3
- Water Absorption: 0,18%
- Apparent Porosity: 0,48%
- Thermal Linear Expansion Coefficient: 4,3 (10^6 per ºC)
- Abrasion Test: 1,9 mm
- Impact Test: 45 cm
Chemical Properties
- Al2O3: 0,67%
- CaO: 54,79%
- Fe2O3: 0,08%
- K2O: 0,12%
- MgO: 0,52%
- MnO: 0,01%
- Na2O: 0,05%
- P. R.: 43,5%
- SiO2: 0,1%
Microscopical Properties
- Calcite: 100%