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A well-chosen speed for stone polishing causes the rocks within the barrel to slide past each other, with the abrasive grit between them. The result of this depends on the coarseness of the abrasive, and the duration of the tumble. Typically, a full tumble polish from rough rock to polish takes 3–5 weeks, and is done in a minimum of 3 steps.
Polishing is the process of creating a smooth and shiny surface by rubbing it or by applying a chemical treatment, leaving a clean surface with a significant specular reflection (still limited by the index of refraction of the material according to the Fresnel equations). [1]
Polished plaster is a term for the finish of some plasters and for the description of new and updated forms of traditional Italian plaster finishes. The term covers a whole range of decorative plaster finishes, from the very highly polished Venetian plaster and Marmorino to the rugged look of textured polished plasters. [1]
A dorodango at an early stage. In this case, the lack of gloss is due to it not yet undergoing polishing with fine dust particles. Making the basic dorodango is a traditional pastime for school children. More recently, the process has been refined into the art of the hikaru ("shining") dorodango (光る泥だんご), which has a glossy surface ...
Renaissance Wax is a brand of microcrystalline wax polish used in antique restoration and museum conservation around the world. Commonly used to polish and conserve metal objects, it is also used on gemstones and such organic materials as wood, ivory, and tortoiseshell. The product is sometimes used by reenactors to protect armor and weapons.
Dimension stone requires some specialized methods for cleaning and maintenance. Abrasive cleaners should not be used on a polished stone finish because it will wear the polish off. Acidic cleaners can not be used on marble or limestone because it will remove (i.e. dissolve) the finish. Textured finishes (thermal, bush-hammered) can be treated ...
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Lorenzo Bartolini, (Italian, 1777–1850), La Table aux Amours (The Demidoff Table), Metropolitan Museum of Art, New York City, Marble sculpture. Marble has been the preferred material for stone monumental sculpture since ancient times, with several advantages over its more common geological "parent" limestone, in particular the ability to absorb light a small distance into the surface before ...