What Causes Rust Spots On Granite

How do your granite countertops get rust spots.

What causes rust spots on granite.

Due to the porous nature of granite it is susceptible to staining and one area granite can stain is around the sink. When spilled liquid gets into granite s pores it occasionally leaves a stain behind as it evaporates. Water oxygen in the air and iron in the metal. Unfortunately these metals can cause rust stains on granite.

The three necessary parts are there. The rust remover poultice contains a special blend of chelates for removing rust stains from stone. If you have a leaky faucet or water is left to accumulate around a metal sink basin or faucet it can rust. Rust and other stains are relatively easy to remove.

Metal coming in contact with your granite can cause it to rust and become discolored. Many fertilizers contain at least small amounts of magnesium iron copper zinc and other minerals that plants need. But scrubbing the surface of the granite is not likely to be effective. Granite steps with an iron rail cast iron patio furniture on granite pavers or metal pet chain lying on against a granite slab.

That rust then transfers to the porous granite causing it to stain. Rust stains caused by rusting metal absorbing into the surface of the stone can typically be removed using a specific rust remover poultice like lustro italiano rust remover powder. Perhaps the most frequent cause of granite rust is a metal substance that remains in contact with a piece of granite over a period of time. Natural stone is quite porous.

Granite rust from external reactions.