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Rare-earth element - Processing ores: All rare-earth ores contain less than 10 percent REO and must be upgraded to about 60 percent in order to be ...

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Kids learn about the element chromium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and ...

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HYL Process for Direct Reduction of Iron Ore. HYL process is designed for the conversion of iron ore (pellet/lump ore) into metallic iron, by the use of ...

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Two other methods of gold refining are amalgamotion and smelting. In amalgamation, the gold ore is dissolved in solution and passed ...

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Cadmium is a transition metal. The transition metals are the elements found in Rows 4 through 7 between Groups 2 and 13 in the periodic table, a ...

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Our History in Canada - Vale

Vale's operations in Canada are as varied as the country itself. Learn more about our base metal operations.

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Aluminum processing | Britannica

Aluminum processing: Aluminum processing, preparation of the ore for use in various products. Aluminum, or aluminium (Al), is a silvery white metal with a ...

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Nickel Mining Like its 1864 - Ahead of The Herd

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Scrap Metal Prices - Metalary

View the latest scrap metal prices including valuable information such as what it's used for, scrap metal as investment, and its price history.

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Deep Thinking: Shaft Design and Safety for a New Generation of Mines As increasingly deeper deposits are discovered and developed, shaft-sinking and hoist ...

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Metallurgy - Wikipedia

Common engineering metals include aluminium, chromium, copper, iron, magnesium, nickel, titanium and zinc. These are most often used as alloys. Much effort ...

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Iron ore - Wikipedia

Metallic iron is virtually unknown on the surface of the Earth except as iron-nickel alloys from meteorites and very rare forms of deep mantle xenoliths.

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Chemistry for Kids: Elements - Nickel - Ducksters

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