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Verdigris is a collective term for copper acetate, whose chemical varieties produce different hues. The technical literature is inconsistent in describing these variations. Some sources refer to "neutral verdigris" as copper(II) acetate monohydrate (Cu(CH 3 CO 2) 2 ·(H 2 O)) and to "blue verdigris" as Cu(CH 3 CO 2) 2 ·CuO·(H 2 O) 6. [17]
Verdigris or Vert-de-Gris, is a blue-green, copper-based pigment. Its name comes from the natural pigments that form a patina on copper, bronze, and brass as it ages. [ 5 ] Oneexample is the green patina that formed on the Statue of Liberty in New York Harbor.
Figuratively, patina can refer to any fading, darkening, or other signs of age, which are felt to be natural or unavoidable (or both). The chemical process by which a patina forms or is deliberately induced is called patination, and a work of art coated by a patina is said to be patinated. Copper weather vane with verdigris patina
The Valspar 2024 Color of the Year selection was a relaxing shade called Renew Blue; for 2025, Valspar is going in a moodier direction. Encore is a deep, striking blue. Its versatility can span ...
Copper's most noteworthy aesthetic trait is its range of hues, from a bright metallic colour to iridescent brown to near black and, finally, to a greenish verdigris patina. Architects describe the array of browns as russet, chocolate, plum, mahogany, and ebony. [19] The metal's distinctive green patina has long been coveted by architects and ...
Egyptian Blue, or cuprorivaite (calcium copper silicate) is a synthetic pigment that contains copper and started being used in ancient Egypt around 3250 BC. [109] The manufacturing process of Egyptian blue was known to the Romans, but by the fourth century AD the pigment fell out of use and the secret to its manufacturing process became lost.
Viridian is a blue-green pigment, a hydrated chromium(III) oxide, of medium saturation and relatively dark in value. It is composed of a majority of green, followed by blue. The first recorded use of viridian as a color name in English was in the 1860s. [2] Viridian takes its name from the Latin viridis, meaning "green". [3]
The Valspar Corporation is an American manufacturer of paint and coatings based in Minneapolis, Minnesota. With over 11,000 employees in 26 countries and a company history that spans two centuries, it was the sixth largest paint and coating corporation in the world. [4] Valspar was founded in 1806 as a paint dealership in Boston, Massachusetts.