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Ferrocement or ferro-cement [1] is a system of construction using reinforced mortar [2] or plaster (lime or cement, sand, and water) applied over an "armature" of metal mesh, woven, expanded metal, or metal-fibers, and closely spaced thin steel rods such as rebar. The metal commonly used is iron or some type of steel, and the mesh is made with ...
Spiral Jetty by Robert Smithson from atop Rozel Point, Utah, in mid-April 2005 Time Landscape by Alan Sonfist, at LaGuardia and Houston Streets in Manhattan, 1965-present. Land art, variously known as Earth art, environmental art, and Earthworks, is an art movement that emerged in the 1960s and 1970s, [1] largely associated with Great Britain and the United States [2] [3] [4] but that also ...
Dated at 28,000 years, it is one of the oldest known pieces of rock art on Earth with a confirmed date. Gwion Gwion rock paintings (Australia) – Aboriginal artists painted well over a million paintings in this site in the Kimberley , many of human figures ornamented with accessories such as bags, tassels and headdresses. [ 10 ]
Robert Morris, Observatorium, Netherlands. The growth of environmental art as a "movement" began in the late 1960s and early 1970s. In its early phases it was most associated with sculpture—especially Site-specific art, Land art and Arte povera—having arisen out of mounting criticism of traditional sculptural forms and practices that were increasingly seen as outmoded and potentially out ...
There may have been many more paintings in more exposed sites, that are now lost. Pictographs are paintings or drawings that have been placed onto the rock face. Such artworks have typically been made with mineral earths and other natural compounds found across much of the world. The predominantly used colours are red, black and white.
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Image credits: Photoglob Zürich "The product name Kodachrome resurfaced in the 1930s with a three-color chromogenic process, a variant that we still use today," Osterman continues.
Ferrocement, only one inch thick, was used for the undulating walls and domes in order to reduce load. [ 7 ] [ 9 ] The cave was constructed by unskilled tribal labourers using only hand tools. [ 10 ] Broken ceramic crockery [ 5 ] and waste tiles were used to cover the domes' exterior, which bears a transversal mosaic of a snake.