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  2. Verdigris - Wikipedia

    en.wikipedia.org/wiki/Verdigris

    The Statue of Liberty, showing advanced patination; verdigris is responsible for the statue's iconic green colour.. Verdigris (/ ˈ v ɜːr d ɪ ɡ r iː (s)/) [1] is a common name for any of a variety of somewhat toxic [2] [3] [4] copper salts of acetic acid, which range in colour from green to a bluish-green depending on their chemical composition.

  3. Azurite - Wikipedia

    en.wikipedia.org/wiki/Azurite

    Color code: red = O, green = Cu, gray = C, white = H) Azurite has the formula Cu 3 (CO 3) 2 (OH) 2, with the copper(II) cations linked to two different anions, carbonate and hydroxide. It is one of two relatively common basic copper(II) carbonate minerals, the other being bright green malachite. Aurichalcite is a rare basic carbonate of copper ...

  4. Chemical coloring of metals - Wikipedia

    en.wikipedia.org/wiki/Chemical_coloring_of_metals

    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 ...

  5. Patina - Wikipedia

    en.wikipedia.org/wiki/Patina

    The Statue of Liberty gets its famous green color from the natural patina formed on its copper surface. The green patina that forms naturally on copper and bronze, sometimes called verdigris , usually consists of varying mixtures of copper chlorides , sulfides , sulfates , and carbonates , depending upon environmental conditions such as sulfur ...

  6. Copper in architecture - Wikipedia

    en.wikipedia.org/wiki/Copper_in_architecture

    Natural color Weathered color C11000 / C12500: Copper: 99.90% copper: Salmon red: Reddish-brown to gray-green patina C12200: Copper: 99.90% copper; 0.02% phosphorus: Salmon red: Reddish-brown to gray-green patina C22000: Commercial bronze: 90% copper; 10% zinc: Red gold: Brown to gray-green patina in six years C23000: Red brass: 85% copper; 15% ...

  7. Ceramic colorants - Wikipedia

    en.wikipedia.org/wiki/Ceramic_colorants

    Ceramic colorants are added to a glaze or a clay to create color. Carbonates and oxides of certain metals, characterize most colorants including the commonly used cobalt carbonate, cobalt oxide, chrome oxide, red iron oxide, and copper carbonate. These colorants can create a multitude of colors depending on other materials they interact with ...

  8. List of copper alloys - Wikipedia

    en.wikipedia.org/wiki/List_of_copper_alloys

    Example of a copper alloy object: a Neo-Sumerian foundation figure of Gudea, circa 2100 BC, made in the lost-wax cast method, overall: 17.5 x 4.5 x 7.3 cm, probably from modern-day Iraq, now in the Cleveland Museum of Art (Cleveland, Ohio, USA) Copper alloys are metal alloys that have copper as their principal component.

  9. The Game of Love (Wayne Fontana and the Mindbenders song)

    en.wikipedia.org/wiki/The_Game_of_Love_(Wayne...

    "The Game of Love" is a 1964 song by Wayne Fontana and the Mindbenders, first released as a single from the band's titular album in January 1965 in the United Kingdom, followed by the United States one month later as "Game of Love". The song reached Number 2 on the

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