Staining vs Etching Two very common discolorations that can happen to natural stone are staining and etching. While they may appear to be similar, they are really two completely different things. The restoration process for each one

Granite is a composite of magma and different kinds of minerals such as quartz, feldspar, amphiboles, and mica. The mineral mica is found in a lot of granite, and it is one of the things that gives