Staining vs Etching
Two very common discolorations that can happen to natural stone are staining and etching. They are two completely different things, and the restoration processes for each one are different.
Two very common discolorations that can happen to natural stone are staining and etching. They are two completely different things, and the restoration processes for each one are different.
The mineral mica is found in granite. It is one of the things that gives granite a shimmery shine. Here are a few things you should know about mica.