... Tiles & Cut-to-size Counter tops Quartz Stone is manufactured from a combination of fine quartz ... and stains, and does not require sealing. Quartz stone is virtually non porous, scratch resistant, acid resistant ... 12mm thickness, 1x20'ft container can Load quartz stone 160 slabs. For 15mm thickness, 1x20'ft ... container can Load quartz stone 126 slabs. For 20mm thickness, 1x20'ft ...