1. Generally speaking, symmetrical fine structure marble has exquisite texture. Coarse-grained and anisomerous texture marble has worse appearance effect, asymmetrical mechanical physics and lower quality. In addition, as the effect of geology, some marble has a few fine pulsation and micro fractures, which are easily broken along these areas. So pay attention to eliminate. As to lack of edges or angles, it affects beautiful, and should notice when select marble floor.



2. Whether the dimension is qualified. Lest affect putting together or the picture, decorative pattern or line of the patchwork distortion then affect the adornment effect.



3. Tap marble lightly. The marble floor with good quality and symmetrical internal density, no slight fissure has pleasing sound. Conversely, if the marble floor has internal fissures, fine vein or grains loosen sounds dumb.



4. Drip ink on its back. If the ink soaks scattered all the ways, it means the inside grains of the marble floor has loosen or exists cracks, the quality is bad. Conversely, if the ink stays, it means the texture of marble floor is good. Marble slab should be stored in indoor room. If keep outdoor storage, should be covered and opened as using.