Ardesia Di Lavagna
Ardesia di Lavagna is a kind of black slate quarried in Italy. This stone is especially good for Wall and floor applications, roofing tiles, fireplaces, mosaic, fountains, pool and wall capping, stairs, window sills and other design projects. It also called Ardesia Lavagna, Pietra di Lavagna, Lavagna Slate, Ardesia Cuneo, Ardesia Liguria . Ardesia di Lavagna can be processed into Sawn Cut, Sanded, Rockfaced, Sandblasted, Bushhammered, Tumbled, Thermalled, Natural Cleft, Weatheredge and so on.
Petrographic definition: sedimentary slate rock
Massa Unit Volume: 2715 kg/m3
Water Absorption: 0.39 %
Breaking Load Compression Simple: 147 MPa
Compression breaking load after freezing: 130 MPa
Tensile Strength through indirect Flex: 57.3 MPa
Its coefficient of Abrasion (referred to Granite St. Fedelino): 0.37
Impact resistance: minimum fall height: 94 cm
Linear thermal expansion coefficient of 6.6 x 10-5 0C-1
Knoop microhardness: 882.9 MPa
Index unevenness of hardness: 1.31
Source: Università di Pisa - Politecnico di Torino
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