Yellow - Marble
Quarry Location: Negrais, Pero Pinheiro, Sintra, Grande Lisboa, Lisboa e Vale do Tejo
Water Absorption: 0.4 By weight %
Density: 2674 kg/m3
Flexural Strength: 142 Kg/cm2
Compressive Strength: 1120-1440 Kg/cm2
Recommended Usage: Wall and floor applications, fountains, custom carvings sculptures, countertops, vanity tops, stairs
Finishing Surface: Honed, Aged, Polished, Sawn Cut, Sanded, Rockfaced, Sandblasted, Bushhammered, Tumbled
Additional Names: Amarelo Negrais Limestone,Amarelo Negrais, Amarello Negrais Marble,Amarello Negrais
Amarello Negrais Marble is a pale rose to orange yellow with ochre yellow shades and delicate white/pink intrusions fossilized sedimentary rock.
Compression Breaking Load: 1440 Kg/cm2
Compression B.L. after Freezing Test: 1120 Kg/cm2
Bending Strength: 142 Kg/cm2
Volumetric Weigth: 2674 Kg/m3
Water Absorption: 0,4 %
Apparent Porosity: 1,2 %
Thermal Linear Expansion Coefficient: 4,4 10^6 per oC
Abrasion Test: 2,8 mm
Impact Test: 50 cm
Freeze-Defreeze cycles (no alteration after): 96 cycles
CHEMICAL ANALYSIS CHEMICAL ANALYSIS
Al2O3: 0,25%
CaO: 53,02%
Fe2O3: 0,37%
K2O: 0,02%
MgO: 1,29%
Na2O: 0,07%
P.R.: 43,22%
SiO2: 1,59%