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MINE SAMPLING ASSAYING
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DI03022051
Code: DI03022051
Credits: 4
Semester 3
CSE
Mine Sampling Assaying & Mineral Dressing
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Follow on Instagram for UpdatesMine Sampling Assaying & Mineral Dressing Syllabus — Unit-wise Content
The official GTU curriculum for Mine Sampling Assaying & Mineral Dressing (subject code DI03022051) as prescribed for CSE · Semester 3 divides the course into 5 units, covering 39 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI03022051)Unit 1 Mine Sampling
- 1.1 Definition: - Specimen
- Sampling and Salting. 1.2 Difference between a sample & a specimen. 1.3 Purpose
- Importance and various uses of sampling in mines. 1.4 Sampling methods with its applicable conditions
- (Channel sampling
- Chip sampling
- Grab sampling
- Bore hole sampling
- Bulk sampling and Wagon sampling) 1.4 Needs and Methods of Reduction of sample
- (Coning & Quartering
- Decimating & Splitting) 1.5 Precautions taken while collection of samples. 1.6 Sources of errors in Sampling. 1.7 Salting-(Intentional and unintentional) Purpose and Precautionary measures against salting
Unit 2 Assaying & Mine Valuation
- 2.1 Definition: - Assay map, Assay plan factor
- Assay values
- Grade value
- Tenor of ore and different types of ore grade. 2.2 Calculations based on average assay value and average grade of ore. 2.3 Ore reserve estimation methods : - 2.3.1 Geometric method - Included area method
- Extended area method
- Triangle method and polygonal method. 2.3.2 Graphic method – Use of Isochore maps
- use of stratum contour and use of transverse section
- Program Name: Engineering Level: Diploma Branch: Mining Engineering Course / Subject Code: DI03022051 Course / Subject Name: Mine Sampling Assaying & Mineral Dressing 2.3.3 Economic considerations for reserve estimations. 2.3.4 Guiding principles in reserve estimations. 2.4 Mine Valuation: - 2.4.1 Factor affecting in the process of mine valuation. 2.4.2 Risk involved in mine valuation. 2.4.3 Valuation reports of mine. 2.4.4 Net present value of Mine:- Hoskold’s Formula and Morkill Formula
Unit 3 Size reduction of mineral
- 3.1 Comminution/ Size reduction – Definition
- Purpose and Objective of comminution/ size reduction. 3.2 Types of Crushers : - 3.2.1 Primary crusher:- Jaw crusher and Gyratory crusher - Constructional features
- working mechanism and reduction ratio. 3.2.2 Secondary crusher:- Cone crusher and Roll crusher- Constructional features
- working mechanism and reduction ratio. 3.2.3 Tertiary crusher:- Ball mill with it’s critical speed
- Hammer mill and Rod mill- Constructional features
- working mechanism and reduction ratio
Unit 4 Mineral Dressing & Concentration Techniques
- objectives and advantages of mineral dressing. 4.2 Definition of associated terms in mineral dressing. 4.3 Process of mineral dressing and concentration techniques: - 4.3.1 Size Liberation / Screening:- Purpose
- Screen efficiency. 4.3.2 Gravity concentration methods:- Jigging operation
- Methods of Jigging
- Advantages and disadvantages of jigs
- Factors affecting in stratifications of Jigging:- Hindered settling
- Differential acceleration and Consolidation trickling. 4.3.3 Heavy media separation:- Principle and working mechanism
- Types of heavy media used. 4.3.4 Froth floatation Process:- Principle of operation
- working mechanism
- preparation of mineral pulp
- aeration and froth Program Name: Engineering Level: Diploma Branch: Mining Engineering Course / Subject Code: DI03022051 Course / Subject Name: Mine Sampling Assaying & Mineral Dressing formation
- contact angle
- frothers & activators. 4.3.5 Magnetic separation:- Principle and working mechanism (Dry and wet separation). 4.3.6 Electrostatic separation:- Principle and working mechanism
- Conductivity of minerals and factors affecting the electrostatic separation
- (Belt and Role type separators)
Unit 5 Coal Beneficiation
- 5.1 Purpose and objectives of coal beneficiation. 5.2 Dry coal beneficiation process. 5.3 Wet coal beneficiation process. 5.4 Simplified flow sheet of coal beneficiation. 5.5 Flow sheet of coal washing plant & Coal washing plant- features
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