Brecha de Santo António
Limestone
Brecha de Santo António
Limestone
Greyish limestone with golden spots and recrystallized zones, of breccious appearance and tectonized.
Other Names
Brecha de Sto. António – Nomenclature EN 12440, Brecha Marítima
Petrographic Classification
Limestone
Occurrence
S.Bento – Porto de Mós
Origin
Leiria
Common Uses
Interior cladding
Available Reserves
Rare
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
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Compression breaking load133 Mpa
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Compression breaking load after freezing test119 Mpa
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Bending strength11,0 Mpa
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Volumetric weigth2620 kg/m3
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Water absorption at N.P. conditions1,8 %
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Aparent porosity4,7 %
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Thermal linear expansion coeficient7,1 X 10 -6 perº C
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Abrasion test (Amsler-Laffon_Cappon)1,8 / 20,5 mm
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Impact test: minimum fall height45 -50 cm
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Note: After 25 frost-defrost cycles the test pieces did not present any modifications in colour or structure.
Companies
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Mármores Ferrar, Lda.Santarém
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Marmocazi – Indústria de Mármores, Lda.Sintra
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Transgranitos – Mármores e Granitos do Alto Tâmega, Lda.Vila Pouca de Aguiar