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List of countries by copper production - Wikipedia, the free ...

en.wikipedia.org/wiki/List_of_countries_by_copper_production

This is a list of countries by mined copper production for 2014. Copper concentrates are commonly exported to other countries to be smelted. A nation's smelter ...

Copper & Kids - Where Does Copper Come From?

www.copper.org/education/Kids/copperandkids_wheredoescopper.html

Copper is found in many parts of the world. It usually comes from copper ore, but small amounts are occasionally found ("native copper") in distorted cubic crystal ...

Extracting copper. Where does copper come from? - School Science

resources.schoolscience.co.uk/CDA/11-14/chemistry/copch32pg1.html

Copper is an unreactive metal - it reacts only slowly with the atmosphere. This means that huge lumps of copper metal are found buried in the ground as nuggets ...

The Mineral Copper - DesertUSA

www.desertusa.com/rocks-minerals/copper.html

Copper found in the free metallic state in nature is called "native copper." It is found throughout the world as a primary mineral in basaltic lavas. The greatest ...

History of Copper | Copper Alliance

copperalliance.org/history-of-copper/

Copper is man's oldest metal, dating back more than 10,000 years. A copper pendant discovered in what is now northern Iraq has been dated to about 8,700 ...

Chemistry for Kids: Elements - Copper - Ducksters

www.ducksters.com/science/chemistry/copper.php

Copper is found in the Earth's crust. Because copper is slow to react, it is often found in its pure form. This was how many ancient cultures were able to take ...

The 10 biggest copper mines in the world - Mining Technology

www.mining-technology.com/features/feature-the-10-biggest-copper-mines-in-the-world/

Nov 5, 2013 ... Chile, the world's largest copper producing country, hosts six of the 10 ... The copper deposit was discovered in 1920 and mining operations ...

It's Elemental - The Element Copper

education.jlab.org/itselemental/ele029.html

Archaeological evidence suggests that people have been using copper for at least 11,000 years. Relatively easy to mine and refine, people discovered methods ...

Copper - Rock Files - Australian Mines Atlas

www.australianminesatlas.gov.au/education/rock_files/copper.html

Early coppersmiths in Iran found that heating copper softened it and hammering copper made it harder. In this way, they could shape copper into various useful ...

Copper - HyperPhysics

hyperphysics.phy-astr.gsu.edu/hbase/geophys/copper.html

Copper is one of very few elements that are found in essentially pure form in nature. These copper metal samples are displayed in the Smithsonian Museum of ...

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Copper - ScienceViews.com

scienceviews.com

Although native copper is somewhat rare, large amounts are found by the Great Lakes and was mined by ancient American cultures. Copper is usually found in ...

Copper | Minerals Education Coalition

www.mineralseducationcoalition.org

Copper is found in many minerals which occur in deposits large enough to mine. These include: azurite, malachite, chalocite, antite, chalcopyrite and bornite.

Facts About Copper - Live Science

www.livescience.com

Oct 6, 2014 ... The oldest metal object found in the Middle East consists of copper (it was a tiny awl dating back as far as 5100 B.C.). The U.S. penny was ...