Petit granit - Belgian blue limestone

Also known as / varieties

Blue stone, Petit granit - Pierre bleue de Belgique®

Extraction zone

Basins of Soignies, Ourthe-Amblève and Bocq, provinces of Hainaut, Liège and Namur

Mineralogical composition

Calcite ± 96 %, traces of dolomite, quartz and pyrite

Maximum dimensions of rough blocks

Length 4,5 m width 2,5 m thickness 2,5 m

Minimum thickness for application

Facing 1 cm - tile 2 cm

Surface treatment

Split, sbattu, striated, bush-hammered, sclypé, combed, chiseled, old cut, ice flowers, flamed, aged, sawn, grinded, honed, polished

Common applications

Outside : rubble stone, floor tile, paving stone, dressed stone, border, sill, thin cladding, window and door sill, stair, wall coping, rockfill, urban equipment

Inside : floor tile, lining, skirting, stair, counter top, all the applications for marblework, dressing and sculpture

Quarries :

Carrieres du Condroz Ltd, Carrieres du Hainaut Ltd, Carrieres Jullien Ltd, Carrieres des Nutons Ltd, Carrieres de la Pierre Bleue Belge Ltd, Carrieres de la Prealle Ltd, Carrieres de Sprimont et de Chanxhe, Carriere Troydo Ltd, Carrieres Van Reeth-Hoefkens private Ltd