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Hepatizon (Greek etymology: ἧπαρ, English translation: "liver"), also known as black Corinthian bronze, was a highly valuable metal alloy in classical antiquity.It is thought to be an alloy of copper with the addition of a small proportion of gold and silver (perhaps as little as 8% of each), mixed and treated to produce a material with a dark purplish patina, similar to the colour of liver.
Bronze is a metallic brown color which resembles the metal alloy bronze. A bronze medal. The first recorded use of bronze as a color name in English was in 1753. [3]
Brown or black can be used as a base color for copper patina. If the amount of chlorides decreases the color will be more bluish-green, if carbonate decreases, more yellow-green. [27] Black for copper. Solution of sodium polysulfide 2.5%, items must be submerged in the solution after color developing, wash, dry and wax or varnish colored object ...
Bronze, or bronze-like alloys and mixtures, were used for coins over a longer period. Bronze was especially suitable for use in boat and ship fittings prior to the wide employment of stainless steel owing to its combination of toughness and resistance to salt water corrosion. Bronze is still commonly used in ship propellers and submerged bearings.
The dark color of the statue made English sailors call the square that houses it "Black Horse Square". Patina is also found on slip rings and commutators . This type of patina is formed by corrosion, what elements the air might hold, residue from the wear of the carbon brush, and moisture; thus, the patina needs special conditions to work as ...
Blumenbach does not name his five groups in 1779 but gives their geographic distribution. The color adjectives used in 1779 are weiss "white" (Caucasian race), gelbbraun "yellow-brown" (Mongolian race), schwarz "black" (Aethiopian race), kupferrot "copper-red" (American race) and schwarzbraun "black-brown" (Malayan race). [11]
Griselda star Sofía Vergara, who is up for Best Performance by a Female Actor in a Limited Series, Anthology Series or a Motion Picture Made for Television, wore a sparkly, strapless black gown ...
Black bronze can refer to: Hepatizon, also known as black Corinthian bronze; Shakud ...