Unrefined clay plasters were substituted using a combination of uncooked lime and crushed cherry. These plasters were painted with lime paints or used as a foundation for much more elaborate frescoes. The Romans understood the advantages of utilizing burnt lime plaster and its property of enhancing workability.
Unearthed from the 15th century it records the architectural and building practices of Rome 1BC. Walls were plastered with 3 layers of a lime and sand mix followed by 3 coatings of a nice marble dust and lime mixture to generate a smooth glossy finish. Considering that the plaster was wet, colors were subsequently introduced to present a powerful, simple to wash decorative coating.
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It had been the rediscovery of those practices that gave way for their widespread usage in 15th century Venice. The lagoon region of Venice had a wealth of riches and a recently found appetite for classical design.
At the moment, transporting sand round the lagoon was hard and costly; there was also a wealth of waste terra cotta in the brick business and recycling of old roofing tiles. So plaster leaves were created rather with floor terra cotta and lime to generate an extremely breathable surface nicely suited to the moist air of this lagoon area.
There was likewise an excellent deal of marble and stone waste; this was subsequently ground, together with lime to make nice plaster finishes or Marmorino. These were frequently left white to mimic the rock of Istria that was favored by Venetian contractors or stained with frescoes to mimic marble.
Another positive result for the sinking town was that the burden of this Marmorino was substantially less compared to the traditional Roman fashion of using slab pieces of marble or stone.