Onyx is a translucent stone with broad bands of warm colours running through it. It works nicely as an ornamental stone in places with little use, especially when strategically lit or backlit. Yet, as it's a stone that is calcite, acids from kitchen stuff like tomatoes and powerful cleaners etch the stone easily. Care in areas with high use including jet black quartz countertops is consequently somewhat more intensive than with other, harder rocks.
Instructions as follows:
Firstly, seal the onyx countertop having an impenetrable food-safe countertop seal. According to Bob Vila, Aqua Combination and Miracle Sealant are two trustworthy companies with high quality seals. Practice the directions on the package and re-apply when water no longer beads on the surface, the seal. This will definitely help prevent acids.
Thirdly, blot any spills immediately in the top layer of the countertop. Don't wipe the spill or the size of possible harm will widen. Leaving spills, will cause harm to the onyx surface, particularly if they're acidic in nature.
Secondly, utilize a cutting board while preparing foods. This will give a layer of protection involving the countertop and any foods that ruin and may etch the top of the onyx.
Fourthly, the onyx that is clean countertops completely using a soft cloth and also a safe cleaner. Many cleansers are too acidic for onyx.