Fortune stones ltd, since 1996, manufactures various types of slate granite. Himachal white is a part of those products. Both sides of this slate granite are natural. One side is natural and other side is calibrated. Thicknesses in both sides are natural, and the length is about 10 to 15 mm [+ / - 2 mm]. Thickness in one side natural and one side is calibrated and the length is about 13 mm [+ / - 1 mm].