NATURAL GRANITES: these rocks with high contents of quartz and other minerals as mica, feldespar and coal have a metamorphic origin. It’s used in kitchen covers because of their resistance against the climete agents. Their colors are grey, pink, red, blue, black, green etc. They are a good solution by combining elegance and resistance. They are in 1cm thick on floors, 2, 2.5 and 3cm in coatings, kitchen covers tec. It’s maitenance only needs water and common cleansers you can have in the markets.