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What is Bauxite the principal ore of?
Bauxite is the principal ore of aluminium.
What is Galena or bauxite?
Galena is a mineral composed of lead sulfide, and the main ore of lead. Bauxite is a rock containing various amounts of aluminum minerals and is the main ore of aluminum.
What is the definition of refining an ore?
To refine an ore means to extract the valuable metal that is inside the ore.
What ore is gold found in?
Gold is mostly found in it's natural form as gold nuggets, fine grains or flakes, or as grains or microscopic particles embedded in other rocks. Ores in which gold occurs in chemical composition with other elements are comparatively rare. They include calaverite, sylvanite,nagyagite, petzite andkrennerite.
How did iron extract from the ground?
Smelting: Mined out of the ground, raw ore is a mixture of materials called ore proper and loose earth called gangue (waste). The ore proper is separated by crushing the raw ore are simply washing away the lighter soil. Breaking down the ore from its impurities is more difficult.
