18 Questions
What is the primary objective of Mineral Beneficiation?
To eliminate unwanted chemical species or particles of unsuitable size or structure
What is the primary benefit of carrying out Mineral Beneficiation at the mine site?
Reducing the bulk of the ore to be transported
Why is Mineral Beneficiation becoming increasingly important?
Due to the depletion of high-grade ore reserves
What is the outcome of switching from Selective mining to Bulk mining?
Increase in the need for Mineral Beneficiation
What is the advantage of Mineral Beneficiation compared to metallurgical processes?
It is less expensive
What is the result of Mineral Beneficiation on lean ores?
They become technically suitable for extraction of metal
What is the primary purpose of Liberation in mineral beneficiation?
To detach or free dissimilar particles from each other
Which of the following is NOT a separation operation in mineral beneficiation?
Pneumatic transport
What is the term for the actual separation of liberated dissimilar particles?
Separation
What is the purpose of supporting operations in mineral beneficiation?
To enable the existence of a plant
What is the term for the process of upgrading the quality of an ore?
Ore upgradation
What is the term for the removal of unwanted particles from the valuable minerals?
Gangue removal
What is meant by the liberation of mineral A in an ore?
The detachment of all grains of mineral A from minerals B and C
What happens when the physical properties of adjacent minerals are sufficiently dissimilar?
Fracture takes place at the boundary
What is the result of comminution in terms of mineral liberation?
The true freeing or detachment of minerals
What is the condition where the reduced ore consists of free particles of valuable minerals and free and/or locked particles of gangue minerals?
Intergranular liberation
Why is liberation of mineral A not necessarily accompanied by the liberation of minerals B and C?
Because mineral A has distinct physical properties
What is the relationship between particle size, liberation size, and grain size in intergranular liberation?
Particle size = liberation size = grain size
Learn about the various terms and steps involved in mineral beneficiation, including liberation, separation, and concentration. Understand the significance of each term and their similarities in simple understanding. Test your knowledge on the principal steps of mineral processing.
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