Verde Viana

Marble

Verde Viana

Marble

Calcitic-dolomitic marble with granoblastic texture, medium grained, green and equigranular, with dark green and brownish veinings.

Other Names
Verde Viana da Herdade das Perdizes – Nomenclature EN 12440
Petrographic Classification
Marble
Occurrence
Herdade das Perdizes – Viana do Alentejo
Origin
Évora
Common Uses
Exteriors and interiors.
Available Reserves
Rare
Source
Information taken from the catalog ROP of LNEG (http://rop.lneg.pt/rop/FormTipo.php)

Properties

  • Compression breaking load
    100 Mpa
  • Compression breaking load after freezing test
    78 Mpa
  • Bending strength
    10,9 Mpa
  • Volumetric weigth
    2740 kg/m3
  • Water absorption at N.P. conditions
    0,1 %
  • Aparent porosity
    0,2 %
  • Thermal linear expansion coeficient
    13,5 X 10 -6 perº C
  • Abrasion test (Amsler-Laffon)
    2,2 mm
  • Impact test: minimum fall height
    55 cm
  • Note: After 25 frost-defrost cycles the test pieces did not present any modifications in colour or structure.

Companies

Processing
Extraction