Copper is one of the few naturally occurring metals prized for their many valuable properties. With an atomic number of 29 and belonging to the “transition metal” group, it is strong, lustrous, and a good conductor of heat and electricity. Copper has high melting and boiling points, and an elegant reddish brown color and sheen, too. It’s no wonder copper is one of the most extensively used metals in the world.
Discovery
There are no known records detailing the discovery of copper, but archeological finds are littered with tools and decorative items made of copper. These artifacts date back as early as 9000 B.C. so copper was already widely utilized millennia before other metals had been unearthed. Surely, early copper materials are nothing like the copper materials of today, simply because they were mined and worked using primitive techniques, but they exhibited similar characteristics. Read more from this blog: http://www.rotaxmetals.net/red-metal-the-origin-of-bronze-bars-and-brass-channels/
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