At right is displayed the color pale copper. This is the color that is called copper in Crayola crayons. This color was formulated by Crayola in 1958.
Copper in nature
The copper butterfly is the common name for the butterfly family Lycaenidae.
The Copperhead may refer to any of three different species of snakes:
Agkistrodon contortrix, a venomous pit viper species found in parts of North America.
Austrelaps, a genus of venomous elapids found in southern Australia and Tasmania.
Elaphe radiata, known as the Copperhead Rat Snake, a non-venomous species found in southern Asia.
Shades of copper color comparison chart
Pale Copper (Crayola Copper) (Hex: #DA8A67) (RGB: 218, 138, 203)
COPPER (Hex: #B87333) (RGB: 184, 115, 51)
Copper in human culture
The reconstructed De Young Museum in San Francisco, California, which opened in October 2005, is clad in 1,000,000 pounds of copper. 
The gigantic statue "Liberty Enlightening the World" (Statue of Liberty National Monument) in New York Harbor is entirely clad in copper, about the thickness of one US penny.
Amerindians are often referred to as being copper colored or copper-skinned.
The Copper River is located in Alaska.
The Copper Canyon (Spanish: Barranca del Cobre) is a canyon system in the Sierra Tarahumara in the southwestern part of the state of Chihuahua in Mexico.
Copper kitchenware is popular, mostly because it is convenient because it heats up faster, but some like to collect it just because they like the color.
The 7th wedding anniversary is called the Copper Anniversary and one is expected to give gifts made of copper to a couple celebrating that anniversary. By extension, the 7th anniversary of any important event can be called the copper jubilee, although this term is seldom used.
In the song Maria Magenta on the 1973 album Cosmic Wheels, Donovan calls Maria Magenta my copper go-go girl: 
Copper was an emo or emocore band based in Buffalo, NY in the mid-1990s.
Copperhead is a name used by a number of different music bands.
Copper is a comic strip by Kazu Kibuishi that has enjoyed both webcomic and print appearances.
Copperhead (Marvel Comics)is a Marvel comics supervillain and member of the Serpent Society.
Copperhead (DC Comics) is a DC Comics supervillain and member of the Secret Society of Super-Villains.
Copperheads were Northern Peace Democrats who opposed the American Civil War, wanting an immediate peace settlement.
The Copper Age or Chalcolithic (Greek khalkos + lithos 'copper stone') period (also known as the Eneolithic (Aeneolithic)), is a phase in the development of human culture in which the use of early metal tools appeared alongside the use of stone tools.
Role playing games
In Dungeons & Dragons, the copper dragon is one of the metallic dragons.
^ "Copper"--Article in Sunday, June 10, 2007 San Francisco Chronicle: