Quartz Stone size of 760x2440m1410x3050,1610x3250,thickness from 12mm to 30mm. it is durable and maintainance free,further more,it ... :1)High hardness, the Moh's hardness reaches to 6-7.2)Resistant to scratch, wear, shock, rupture and compression.3) ... stain resistance.4)Not being distorted, split, and being resistant to discoloration, fading.5)Durable and maintenance free,6)Environmental friendly ...