Matters needing attention when using natural stone


Matters needing attention when using natural stone
Natural stone is generally divided into marble, granite and SLATE three categories.
Marble belongs to limestone metamorphism rock, the color is gorgeous, burnish according to the person, can present the pattern of all sorts of cloud shape.The disadvantage is that the sun and rain will fade the luster for a long time, so it is only suitable for interior decoration.
Granite is to follow volcanic eruption and become, belong to igneous rock, for coarse granular structure, in outdoor use can maintain long-term burnish is invariable, the exterior wall of most high-grade building is decorated with granite.
Slates are sedimentary rocks that are mined from the mountains and do not require special processing, so they are cheap and can be used as shingles, floors and walls, but are generally used only as an ornament rather than a large area.