Why is My Granite Headstone Turning Orange? A Guide to Rust Staining

The granite is not changing colour. Iron particles from soil, sprinklers or nearby metal are staining the surface — and it can be treated.

What this article covers

• Iron-rich soil and sprinkler water are the usual sources
• Scrubbing grinds the particles deeper into the surface
• Non-acidic rust removers and poultices lift the stain
• Fixing the water source prevents it returning

Every memorial is different. Stone type, age, exposure and cemetery rules all change what is safe to do. If you are unsure at any point, stop — a stone can be cleaned again next month, but damage caused by the wrong method is permanent.