Black - Marble
Italy
Item Details
Quarry Location:
Porto Venere, Provincia di La Spezia
Water Absorption:
0.09 %
Density:
2710 kg/m3
Flexural Strength:
10.2 MPa
Compressive Strength:
157.0 - 183.0 MPa
Recommended Usage:
Countertops, mosaic, exterior - interior wall and floor applications, fountains, pool and wall capping, stairs, window sills
Finishing Surface:
Polished, Sawn Cut, Sanded, Rockfaced, Sandblasted, Tumbled
Additional Names:
Nero Portoro Marble,Portoro Marble,Nero Portorino Marble, Portorino Black Marble,Portorino Marble
Description:
Petrographic definition: limestone
Massa Unit Volume: 2710 kg/m3
Water Absorption: 0.09 %
Breaking Load Compression Simple: 183 MPa
Compression breaking load after freezing: 157 MPa
Tensile indirectly by bending 10.2 MPa
Its coefficient of Abrasion (referred to Granite St. Fedelino): 0.74
Impact resistance: minimum fall height: 25 cm
Coefficient of linear thermal expansion: 5.0 x 10-5 0C-1
Knoop microhardness: 1530 MPa
Index unevenness of hardness: 1.12
Source: Università di Pisa - Politecnico di Torino