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Manganese Description Manganese is easily described as a silver-gray metal that closely resembles iron but much more brittle. Manganese is the 12th most abundant mineral on the planet, making up 0.1% of the Earth’s crust. Some forms of Manganese have magnetic properties and gives color to the mineral Rhodochrosite. Origin of Manganese Manganese is customarily […]

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Copper Description A naturally occurring soft metal that is reddish brown in color, Copper actually oxidizes to a light blue-green known as verdigris. Copper is the first metal utilized by humans because of several factors. First, it is one of the most common metals there is. Second, it is easily extracted from the earth because […]

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