Gold Mining: Proceedings of the International Conference on Gold Mining Technology, Beijing, China, 15-17 June 1993 |
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Page 86
... hydrothermal ore solution in Hetai gold deposit is of Au - Cl com- plexes . it has special solving ability for silica , that is to say , the hydrothermal solution may remobilize the metals and silica simultaneously , or remobilize the ...
... hydrothermal ore solution in Hetai gold deposit is of Au - Cl com- plexes . it has special solving ability for silica , that is to say , the hydrothermal solution may remobilize the metals and silica simultaneously , or remobilize the ...
Page 112
... hydrothermal activity of high temperature in mining district and formed a suite of high temper- ature metallic mineral association , including magnetite , pyrrhotite , pyrite and nickel sulfide . According to the homogenization ...
... hydrothermal activity of high temperature in mining district and formed a suite of high temper- ature metallic mineral association , including magnetite , pyrrhotite , pyrite and nickel sulfide . According to the homogenization ...
Page 128
... hydrothermal mineralization may bring about the deep part that rich in sodium and the shallow part rich in potassium . According to the research works of previous Russian experts illustrate that the gold mineralization is in direct ...
... hydrothermal mineralization may bring about the deep part that rich in sodium and the shallow part rich in potassium . According to the research works of previous Russian experts illustrate that the gold mineralization is in direct ...
Contents
Prospecting Criteria and DeepSeated Prognosis of Buried Ore in Jiapigou Gold Mining | 8 |
Update on Mining Activities on the Island of Hispaniola Dominican Republic and Haiti | 23 |
An Approach of the Geologic Genesis of Jinchanggouliang Gold Deposit Inner Mongolia | 42 |
Copyright | |
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Common terms and phrases
According alteration angle application average backfill belt blasting block body capacity carried cement China compressive concentration cost depth direction distribution district dredge drift drilling economic effect efficiency equipment exploration fault Figure flocculation formed fracture geological gold deposits gold mines grade ground higher holes important improved increase indices intensity length less load located loss lower major mass material measures mechanized method mill mineralization mining method occurred operation orebody period pillar placer present problems production prospecting Province quartz raise range ratio recovery reduced rock roof samples screen sericitic shaft shown shrinkage side slice sluice stage stope strength stress strike stripping structure surface Table tailing thickness tion trend upper various vein ventilation vertical wall zone