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Plaster cast bust of George Washington by Jean-Antoine Houdon based on a life mask cast in 1786.. A plaster cast is a copy made in plaster of another 3-dimensional form. The original from which the cast is taken may be a sculpture, building, a face, a pregnant belly, a fossil or other remains such as fresh or fossilised footprints – particularly in palaeontology (a track of dinosaur ...
Italian scagliola top, second half of the 18th century. Scagliola (from the Italian scaglia, meaning "chips") is a type of fine plaster used in architecture and sculpture.The same term identifies the technique for producing columns, sculptures, and other architectural elements that resemble inlays in marble. [1]
Gross, Chaim, The Technique of Wood Sculpture, Vista House Publishers, New York 1957; Hoffman, Malvina, Sculpture, Insida and Out, Bonanza Books, New York 1939; Jagger, Sargeant, Modelling and Sculpture in the Making, The Studio Limited, London 1933; Miller, Richard McDermott, Figure Sculpture in Wax and Plaster, Dover Press, New York 1971
Arabesques are mixed here with calligraphic motifs and muqarnas sculpting. Stucco decoration in Islamic architecture refers to carved or molded stucco and plaster. The terms "stucco" and "plaster" are used almost interchangeably in this context to denote most types of stucco or plaster decoration with slightly varying compositions. [1]
Plaster expands while hardening then contracts slightly just before hardening completely. This makes plaster excellent for use in molds, and it is often used as an artistic material for casting. Plaster is also commonly spread over an armature (form), made of wire mesh, cloth, or other materials; a process for adding raised details.
A common casting medium, plaster is also a popular pick for making molds. Using this substance, which is manufactured in powder form, is ideal when you want a rigid structure to make casts as an ...
This was composed of gypsum plaster, animal glue and pigments, used to imitate coloured marbles and pietre dure ornament. Sand or marble dust, and lime, were sometimes added. In this same century, the sgraffito technique, also known as graffito or scratchwork was introduced into Germany by Italian artists, combining it with modelled stucco ...
Plaster and other chemical curing materials, such as concrete and plastic resin, may be cast using single-use waste molds as noted above, multiple-use 'piece' molds, or molds made of small rigid pieces or of flexible material such as latex rubber (which is in turn supported by an exterior mold). When casting plaster or concrete, the material ...