The surface is smoothly polished.

For example, clear water with a little alcohol or neutral cleaner is suitable for cleaning marble. Use as little water as possible to avoid limescale deposits. Tip: You can also use a mild dishwashing detergent and add it to warm water.

after the 3rd picture and the reflection of the plant i would suspect extreme smoothness

Sure! It is now available under following link: Temahome Gleam

Due to its nature, marble should only be cleaned with pH-neutral cleaning agents and never with acidic cleaning agents. It is also recommended to always use coasters to avoid contact with cold and hot agents.