Montana
The most significant copper mine in North Carolina is the Old Copper Mine, located near the town of Copper Hill in the southwestern part of the state. Its approximate coordinates are 35.4270° N latitude and 82.7432° W longitude. This area was historically known for its copper production during the 19th century.
Well that a good question the most important part of a good copper mine is whether the surrounding area is wet and moist
Arizona produces the most copper in the United States.
Usually the copper deposits are large, or located far beneath the topsoil. Thus, the most cost effective way to mine copper generally is in a large open pit mine.
Arizona
There have been several copper mines in Wisconsin. The one that produced the most copper was probably the Flambeau mine. The Flambeau mine was discovered in 1969 1.5 miles south of Ladysmith in Rusk County. Ladysmith is 45.4639° N, 91.1000° W.
Chile
The most common state of matter for copper is solid. Copper is a metallic element that is typically found in its solid form at room temperature.
arizona
New York, as NY has the most high rise buildings thus we have the most copper and our water supply does not attack copper as other states water supply can
Copper I Chloride is CuCl - Copper II Chloride (the most probable one) CuCl2