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2. How to Clean Marble Floors Without Scratching or Staining ...

   www.aol.com/clean-marble-floors-without...

   Delah Gomasi, CEO at MaidForYou, one of the highest-rated cleaning companies in Sydney, Australia, recommends sweeping your floors about 4 to 7 times per week to prevent scratches caused by ...

3. How to Clean Quartz, Granite, Marble, and Butcher Block ...

   www.aol.com/lifestyle/clean-quartz-granite...

   How to clean marble. This is one instance in which being basic is a good thing. Keep the cleaning process for marble super simple and just use soap and water for everyday care. “When in doubt ...

4. Tufa - Wikipedia

   en.wikipedia.org/wiki/Tufa

   Tufa columns at Mono Lake, California. Tufa is a variety of limestone formed when carbonate minerals precipitate out of water in unheated rivers or lakes. Geothermally heated hot springs sometimes produce similar (but less porous) carbonate deposits, which are known as travertine or thermogene travertine.

5. Travertine - Wikipedia

   en.wikipedia.org/wiki/Travertine

   Travertine is one of several natural stones that is used for paving patios and garden paths. [76] It is sometimes known as travertine limestone or travertine marble; these are the same stone, although travertine is classified properly as a type of limestone, not marble. The stone is characterised by pitted holes and troughs in its surface.

6. Istrian stone - Wikipedia

   en.wikipedia.org/wiki/Istrian_stone

   San Zaccaria, Venice, Mauro Codussi completed the upper parts of a church begun in Gothic, using contrasting stones.. Istrian stone, pietra d'Istria, the characteristic group of building stones in the architecture of Venice, Istria and Dalmatia, is a dense type of impermeable limestone that was quarried in Istria, nowadays Croatia; between Portorož and Pula.

7. Marble - Wikipedia

   en.wikipedia.org/wiki/Marble

   The other often used method of finishing marble is to polish with oxalic acid (H 2 C 2 O 4), an organic acid. The resulting reaction is as follows: CaCO 3 (s) + H 2 C 2 O 4 (l) → CaC 2 O 4 (s) + CO 2 (g) + H 2 O(l) In this case the calcium oxalate (CaC 2 O 4) formed in the reaction is washed away with the slurry, leaving a surface that has ...