Lioz

Limestone

Lioz

Limestone

Coarse beige microcrystalline limestone, bioclastic and calciclastic.

Other Names
Lioz – Nomenclatura EN 12440, Lioz de Pero Pinheiro
Petrographic Classification
Limestone
Occurrence
Pero Pinheiro – Sintra
Origin
Lisbon
Common Uses
Exteriores and Interiores.
Available Reserves
Available
Source
Moura, A. C., & Carvalho, C. (2007). Mármores e calcários ornamentais de Portugal. Gestão de Artes Gráficas SA, Amadora. – (http://www.lneg.pt/download/7310/index.html)

Properties

  • Compression breaking load
    103 Mpa
  • Compression breaking load after freezing test
    135 Mpa
  • Bending strength
    14,4 Mpa
  • Volumetric weigth
    2700 kg/m3
  • Water absorption at N.P. conditions
    0,1 %
  • Aparent porosity
    0,3 %
  • Thermal linear expansion coeficient
    3,3 X 10 -6 perº C
  • Abrasion test (Amsler-Laffon_Cappon)
    2,2 / 20,5 mm
  • Impact test: minimum fall height
    45 cm

  • Note: After 25 frost-defrost cycles the test pieces did not present any modifications in colour or structure.

Companies

Processing
Extraction
  • Alexandrino Pais Leitão, Lda.
    Pêro-Pinheiro
  • Joaquim Duarte Urmal & Filhos, Lda.
    Sintra
  • Leandro e Simões, Lda.
    Almargem do Bispo
  • Mármores Ferrar, Lda.
    Santarém
  • SOLANCIS – Sociedade Exploradora de Pedreiras, S.A.
    Alcobaça
  • Dimpomar – Rochas Portuguesas, Lda.
    Vila Viçosa
  • Marmocazi – Indústria de Mármores, Lda.
    Sintra
  • Transgranitos – Mármores e Granitos do Alto Tâmega, Lda.
    Vila Pouca de Aguiar