How to Get Rust out of a Cultured Marble Sink

From hard water to a carelessly placed metal can, rust stains create a frustrating situation. While cultured marble sinks are generally easy to clean, rust stains tend to be problematic on any surface. If a rust stain is making your cultured marble sink appear unclean, prompt attention is essential to eliminating this unsightly stain.

Bowl
Talc or diatomaceous earth
Distilled water
Oxalic acid
Clean cloth
Plastic wrap
Tape
Wooden or rubber utensil

Instructions

- 1
  Pour 1 cup of talc or diatomaceous earth into a bowl.
- 2
  Mix oxalic acid and water in equal parts, about 1/4 cup each, and add them to the bowl.
- 3
  Stir the mixture with a plastic utensil until it forms a thick paste that resembles the consistency of peanut butter. Add more water and oxalic acid in equal parts as needed.
- 4
  Dampen the rust-stained area with a cloth saturated with distilled water. The area should be damp, not soaked.
- 5
  Apply the paste to the stain, making sure to cover it completely.
- 6
  Cover the area with plastic wrap using small pieces of tape to secure the edges.
- 7
  Allow the paste to remain on the stain for at least 24 hours.
- 8
  Remove the paste by gently scraping with a rubber or wooden utensil.
- 9
  Wipe away any residual debris with a clean cloth dampened with distilled water.
- 10
  Dry the area with a soft, dry towel. Repeat the process if necessary until the stain is gone.

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