... from China. We can supply porphyry, brown porphyry,purple porphyry and other colors of porphyry stones from China. Brown porphyryPurple ... porphyreGrey porphyry, grey porphyregray porphyry 1) Standard Sizes:-Flooring and wall cladding ile, 30.5x30.5, 40x40, 45.7x45 ... 60x60cm,80x80cm,120x120cm etc, thickness 1.5cm, 2cm and 3cm,etc-Steps and Risers, 120-150x33x3cm + 120-150x15x2cm,-Random slabs: 180 ...