Cinzento Ariz
Granite
Cinzento Ariz
Granite
Medium grained two-mica greyish granite, essentially biotitic, equigranular, with rare dispersed feldspar megacrystals.
Other Names
Cinzento Ariz, Cinza Ariz, Zira Grey – Nomenclatura EN12440
Petrographic Classification
Granite
Occurrence
Ariz / Pêra-Velha / Caria – Moimenta da Beira
Origin
Viseu
Common Uses
Interiors and exteriors
Available Reserves
Available
Source
Catalog ROP of LNEG (http://rop.lneg.pt/rop/FormTipo.php)
Properties
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Compression breaking load189 Mpa
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Compression breaking load after freezing test180 Mpa
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Bending strength14,3 Mpa
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Volumetric weigth2630 kg/m3
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Water absorption at N.P. conditions0,2 %
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Aparent porosity0,6 %
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Thermal linear expansion coeficient8,2 X 10 -6 perº C
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Abrasion test (Amsler-Laffon)0,2 mm
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Impact test: minimum fall height55 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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Polimagra-Granitos, S.A.Moimenta da Beira
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Transgranitos – Mármores e Granitos do Alto Tâmega, Lda.Vila Pouca de Aguiar