native copper
1Native copper — Copper Native copper from Ray mine, Arizona (specimen 5.25 x 4 x 1 cm) General Category Native metal C …
2native copper — Смотри самородная медь …
3Copper metallurgy in Africa — encompasses the study of copper production across the continent and an understanding of how it influenced aspects of African archaeology. Contents 1 Origins 2 Ore Sources 3 Mining and Processing …
4Copper Inuit — Total population 800[1] Regions with significant populations Northwest Territories; Nunavut Languages Western Canadian Inuktitut (also referred to as Inuvialuktun; Inuinnaqtu …
5Native element minerals — are those elements that occur in nature in uncombined form with a distinct mineral structure. The elemental class includes metals and intermetallic elements, semi metals and non metals. This group also includes natural alloys, phosphides,… …
6Copper mining in Michigan — While it originated thousands of years earlier, copper mining in Michigan became an important industry in the 19th and early 20th centuries. Its rise marked the start of copper mining as a major industry in the United States. Contents 1 Geology 2 …
7Native metal — Kondyor Mine Region Chabarowsk: native platinum nugget A native metal is any metal that is found in its metallic form, either pure or as an alloy, in nature. Metals that can be found as native deposits singly and/or in alloys include aluminium,… …
8Copper — For other uses, see Copper (disambiguation) …
9Copper mining in the United States — US primary copper production 1900 2008. Source: USGS …
10copper processing — Introduction use of smelting or leaching, usually followed by electrolytic refining or recovery, to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of copper and of its… …
