What Causes Rust Spots On Granite

That rust then transfers to the porous granite causing it to stain.

What causes rust spots on granite.

Granite rust from external reactions. Many fertilizers contain at least small amounts of magnesium iron copper zinc and other minerals that plants need. Rust and other stains are relatively easy to remove. How do your granite countertops get rust spots.

The three necessary parts are there. If you have a leaky faucet or water is left to accumulate around a metal sink basin or faucet it can rust. Natural stone is quite porous. When spilled liquid gets into granite s pores it occasionally leaves a stain behind as it evaporates.

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. Due to the porous nature of granite it is susceptible to staining and one area granite can stain is around the sink. But scrubbing the surface of the granite is not likely to be effective. When this situation occurs in a moist or wet environment rusty granite is inevitable.

Granite steps with an iron rail cast iron patio furniture on granite pavers or metal pet chain lying on against a granite slab. Metal high in iron content can be a particularly formidable. 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. By utilizing the stain process reversal technique the lustro italiano rust stain powder draws the stain out of the stone.

Unfortunately these metals can cause rust stains on granite.