Rosa Monção

Granite

Rosa Monção

Granite

Coarsely grained porphyroid granite, dominantly biotitic and of a light rosy colour caused by the tonality of the potash feldspar megacrystals.

Other Names
Cristal Rosa, Rosa Minho, Rosa Salmão
Petrographic Classification
Granite
Occurrence
Monção, Valença
Origin
Viana do Castelo
Common Uses
Interiors and exteriors.
Available Reserves
Available
Source
Catalogo ROP of LNEG (http://rop.lneg.pt/rop/FormTipo.php)

Properties

  • Compression breaking load
    139 Mpa
  • Compression breaking load after freezing test
    146 Mpa
  • Bending strength
    11,6 Mpa
  • Volumetric weigth
    2640 kg/m3
  • Water absorption at N.P. conditions
    0,3 %
  • Aparent porosity
    0,8 %
  • Thermal linear expansion coeficient
    8 X 10 -6 perº C
  • Abrasion test (Amsler-Laffon)
    0,2 mm
  • Impact test: minimum fall height
    75 cm
  • Note: After 25 frost-defrost cycles the test pieces did not present any modifications in colour or structure.

Companies

Processing
Extraction