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en.wikipedia.org/wiki/Copper

Copper is a chemical element with symbol Cu (from Latin: cuprum) and atomic number 29. ... In humans, copper is found mainly in the liver, muscle, and bone.

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 ...

scienceviews.com/geology/copper.html

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 ...

www.farmerscopper.com/blog/where-does-copper-come-from

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 ...

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 ...

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 ...

www.minerals.net/mineral/copper.aspx

Copper may have impurities, but is commonly in a fairly pure state. Native copper is found only in small quantities throughout the world, but there are a few areas ...

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 ...

iscrapapp.com/blog/7-most-common-places-to-find-scrap-copper-wire

Oct 4, 2016 ... Common places to find scrap copper wire can be closer than you think. ... The smaller transformers that can be found on the wires too can be ...