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ROSA BORBA (Portugal)
Marble

Rock with paved-like granoblastic texture.
Rose and white yellow medium grained marble, with greyish veins.

Physical Properties
Compression Breaking Load740
Compression B.L. after FT860
Bending Strength154
Water Absorption0.05
Apparent Porosity0.14
Thermal Lin.Expans.Coef.16.4
Abrasion Test1.7
Impact Test50

Chemical Properties
Al2O30.1%
CaO53.98%
Fe2O30.08%
K2O0.1%
MgO1.15%
MnO0.01%
Na2O0.55%
P.R.43.91%
SiO20.12%

Microscopical Properties
CALCITE99%
OTHERS1%

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