Mushroom stone Chinese original mushroom stone for walling&flooring in all kinds of colors.Available size:100x200, 100x250, 150x300, 200x400, 300x600. Available thicknesses:10-15mm, 15-20mm, 20-25mm, 25-35mm.Available finishes: both face riven finish;top face riven, back grounded;top face honed, back gounded; random plagstone finish 25 tons per container