Cinzento de Pedras Salgadas

Granite

Cinzento de Pedras Salgadas

Granite

Light-grey medium grained two-mica granite, essentially biotitic with dispersed small feldspar megacrystals.

Other Names
Pedras Salgadas – Nomenclature EN 12440
Petrographic Classification
Granite
Occurrence
Bragado / Sabroso de Aguiar / Bornes de Aguiar – Vila Pouca de Aguiar
Origin
Vila Real
Common Uses
Interiors and exteriors.
Available Reserves
Available
Source
Catalog ROP of LNEG (http://rop.lneg.pt/rop/FormTipo.php)

Properties

  • Compression breaking load
    222 Mpa
  • Compression breaking load after freezing test
    205 Mpa
  • Bending strength
    14,9 Mpa
  • Volumetric weigth
    2620 kg/m3
  • Water absorption at N.P. conditions
    0,3 %
  • Aparent porosity
    0,8 %
  • Thermal linear expansion coeficient
    9 X 10 -6 perº C
  • Abrasion test (Amsler-Laffon)
    0,2 mm
  • Impact test: minimum fall height
    65 cm
  • Note: After 25 frost-defrost cycles the test pieces did not present any modifications in colour or structure.

Companies

Processing
Extraction