mineral deposits mining engineering 24 deposit geology 11 geological survey 9 mining 9 history 8 geology 7 more ... uranium 7 minerals 6 mineral raw materials 5 crude oil 5 coal 5 deposits mining 4 geophysics 4 mineralogy 4 ores 4 bentonite 3 precious stones 3 stone 3 mineral deposits 3 minerální ložiska 3 recycling of wastes 3 exploitation 3 treatment 3 moulding sand mixtures 2 geologické poměry 2 geologic basins 2 deep mining 2 brown coal 2 rocks 2 less ...