Is travertine also calcium carbonate based?

Yes, so it etches like marble and limestone.

Does calcium carbonate affect sealing needs?

Not much. Sealing depends more on how much liquid the stone absorbs.

Stone care glossary · Stone types

Calcium carbonate is the main mineral in marble, limestone, and travertine.

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Stone types

Definition

It reacts with acid, which is what causes etching. Stones rich in it hone and polish easily but need gentle cleaners.

Why it matters

It explains why two light-coloured stones can behave so differently in a kitchen.

Common mistakes

Next steps

Stone problem

Dull rings and cloudy patches left by wine, citrus, cleaners, and cosmetics. They have to be polished out.

Service

Bring back an even shine on dull stone.

Related terms

Acid sensitivity is how easily a stone is marked by acidic spills and cleaners.

Marble is a calcium-based natural stone known for its veining and the high polish it takes.

Limestone is a soft, calcium-based stone with natural variation in tone.

FAQ

Free quote

Send us a photo. We'll tell you whether it's etching, a stain, wear, or something structural, and quote the repair.

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