Double layer mosaic
It is kind of mosaic which is dense. They are made of sand, cement, grain stone, water and stone powder. In fact mosaics are kind of compact concrete that create through pressed pressure or vibration process. So, they shape in different designs and dimension. Mosaic means putting stones aside and together that make design and picture then. Totally mosaic is composed of two levels;
- Surface layer or mosaic color
The layer represents its design and it is made of stone powder, cement, and water in color compounds.
- Bottom layer or Narin
The layer of mosaic is thicker than the surface layer and tolerate more pressure and it is consist of cement, water, and sand.