Subject
Ore grade
Samplng
4
Economics
3
Gold ores
3
Ore reserves
3
Geology
2
Mining
2
Mining geology
2
Analysis
1
Bushveld complex
1
Coal
1
Compressed air
1
Cutoff grade
1
Electrical engineering
1
Engineering geology
1
Feasibility studies
1
Geochemical methods
1
Grading
1
Hydraulics
1
Laws
1
Mafic composition
1
Mafic magmas
1
Magmas
1
Manuals
1
Mathematical geology
1
Mechanical engineering
1
Meguma Group
1
Metal ores
1
Metallurgy
1
Mineral economics
1
Mineral exploration
1
Mines
1
Petroleum
1
Phase equilibria
1
Platinum group
1
Platinum ores
1
Power
1
Production
1
Pyroxene group
1
Rock mechanics
1
Safety
1
Sulfides
1
Surveys
1
Thermodynamic properties
1
Variation
1