Brecha Tavira

Brecha Tavira

Brecha Tavira

LIMESTONE

DESCRIPTION (MACROSCOPIC)

Greyish limestone with golden and reddish spots, bioclastic, sometimes calciclastic, with nodules.

PREVAILING APPLICATIONS

For interior uses, in preference.

PHYSICO-MECHANICAL PROPERTIES
Compression breaking load Kg/cm2 1166
Compression breaking load after freezing test Kg/cm2 1225
Bending Strength Kg/cm2 191
Volumetric Weight Kg/m3 2704
Water absorption at N.P. conditions % 0.24
Apparent porosity % 0.65
Thermal Linear expansion coefficient X10-6perº C 5.9
Abrasion Test mm 2.2
Impact test: minimum fall height cm 35
CHEMICAL ANALYSIS
SiO2 0.90%
AI2O3 0.60%
Fe2O3 0.35%
MnO vest.
CaO 48.71%
MgO 5.12%
Na2O 0.08%
K2O 0.16%
TiO2 vest.
P.R 43.90%
CO2 43.82%
LOCATION

District
Faro

Municipality
S. Brás de Alportel