Fortune stones ltd, since 1996, offers various types of slates granite. Golden slate is a part of those products. One side of the golden slate is natural and other side is calibrated. Thickness in both sides natural, 10 to 15 mm [+ / - 2 mm], thickness in one side natural & one side calibrated, 13 mm [+ / - 1 mm], thickness in one side calibrated & one side polished, 11 mm [+ / - 1 mm]. Smaller strips in the length between 15 cm to 30 cm and width between 7.5cm to 28 cm and thickness between 15-20 mm are available.