... : 68029190 Type: Marble Stone Form: Big Slab Size: 250 up X 140 up cm, or 60x60cm, 60x30cm, or as per specified ... :12" X 12" or 305 X 305mm16" X 16" or 400 X 400mm18" X 18" or 457 X 457mm12" X 24" or 300 X 600mm24" X 24" or 600 X 600mmThickness ... Slabs:The usual size for big slab is 2400 up x 1200 up mm; The thickness:20mm,30mm, or as per ...