Marble, granite, known as a decorative stone:

   60 cm × 60 cm, for example:

A. Stone plate thickness to be uniform, not thinner than 1.5 cm, the four corners of quasi-foot, must be at right angles to, the trimming should be neat, there should be no obvious mechanical pattern or burst side.
    Two. Better brightness, the surface did not pitting, the brightness of at least 80 degrees.
    3. Surface patterns, uniform pattern, there is no obvious variegated color is basically the same.
    4. Internal structure closely for cracks.

Decorative stone care and maintenance:
    A. Regular cleaning to keep the surface clean and wax polish on a regular basis, so that the stone surface is always a new look.
    Two. Acid, alkali and other chemicals, if possible, avoid direct contact with the surface, causing a chemical reaction, resulting in color differences.
    3. Try to avoid the soles nailed directly, often friction of the ground