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HYDROMETALLURGY MINERAL PROCESSING QUESTIONS AND ANSWERS GRADED A+

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HYDROMETALLURGY MINERAL PROCESSING QUESTIONS AND ANSWERS GRADED A+

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HYDROMETALLURGY|MINERAL PROCESSING
QUESTIONS AND ANSWERS GRADED A+

What is metallurgy? - ANS-The science and engineering of the physical and
chemical behavior of metallic elements, their compounds, and alloys.

3 Steps of Metallurgy - ANS-Concentration, Isolation, Purification

Mineral - ANS-Naturally occurring inorganic substance with definite composition &
crystalline structure.

Ore - ANS-Rock containing enough metal for profitable extraction.

Flux - ANS-Chemical cleaning agent for purifying ores.

Slag - ANS-Waste separated from metals during extraction.

Gangue - ANS-Worthless material mixed with valuable mineral in ore.

Tailings - ANS-Residue left after valuable minerals are removed.

Native Ores - ANS-Metal present in elemental form.

Sulphide Ores - ANS-Metal present as sulfide compounds.

Oxidized Ores - ANS-Metal present as oxide, carbonate, sulfate, silicate, or
hydrated forms.

Complex Ores - ANS-Ores with more than one valuable mineral.

Mineral Processing - ANS-First step after mining to concentrate valuable minerals;
also called ore dressing, beneficiation, milling.

Size Reduction - ANS-Liberates valuable mineral grains from gangue.

Sizing - ANS-Separate particles by size via screening/classification.

Concentration - ANS-Collect valuable minerals in small bulk.

Dewatering - ANS-Remove moisture before smelting or shipment.

2 Fundamentals of Mining Processing - ANS-Liberation and Concentration

Liberation - ANS-the release of valuable minerals.

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