... tops, Quartz Countertops, Quartz stone 1. Ingredient: about 93% quartz, 7% other additives such as resin,detritus, mineral pigment etc. 2. Dimension ... " x 36", 98" x 39" 3)- standard size for quartz stone slabs: 300 x 140cm, 244 x 72cm, 244 x 76cm ... ; popular thickness for quartz stone slabs: 1.5cm, 2cm, 3cm; custom-made size available; 3 ...