... , 25mm, 30mm 1.Hi, we could offer you quartz stone with pure color 2.quartz slab size: 3250*1650mm, 3050*1450mm, 3050 ... ,20mm,25mm,30mm.3.quart stone is of great variety, high density, good hardness, resistant to abrasion, acid, chemical and aging ... used for tile, countertop and vanity top and so on. quartz stone:PS81215