Gold Mining: Proceedings of the International Conference on Gold Mining Technology, Beijing, China, 15-17 June 1993 |
From inside the book
Results 1-3 of 91
Page 3
Proceedings of the International Conference on Gold Mining Technology, Beijing, China, 15-17 June 1993. A gold exploration allotment was added as an ex- tra payment during the Seventh Five -Year Plan " . This meant that the Chinese ...
Proceedings of the International Conference on Gold Mining Technology, Beijing, China, 15-17 June 1993. A gold exploration allotment was added as an ex- tra payment during the Seventh Five -Year Plan " . This meant that the Chinese ...
Page 148
Proceedings of the International Conference on Gold Mining Technology, Beijing, China, 15-17 June 1993. Proportion ( % ) of geological reserves Inclined Narrow vein Proportion of mining systems in the undeground gold mines in. Table 2 ...
Proceedings of the International Conference on Gold Mining Technology, Beijing, China, 15-17 June 1993. Proportion ( % ) of geological reserves Inclined Narrow vein Proportion of mining systems in the undeground gold mines in. Table 2 ...
Page 540
Proceedings of the International Conference on Gold Mining Technology, Beijing, China, 15-17 June 1993. Current Situation and Prospects of Ventilation Technology in Gold Mines in China This paper deals with the current situation of ...
Proceedings of the International Conference on Gold Mining Technology, Beijing, China, 15-17 June 1993. Current Situation and Prospects of Ventilation Technology in Gold Mines in China This paper deals with the current situation of ...
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 | |
26 other sections not shown
Common terms and phrases
93 ISGMT alteration Ankang anomaly Archean auriferous average backfill belt blastholes blasting block body bolts bulldozer cement content China chinese yuan concentration cost country rock cut-and-fill density depth deslimed mill tailing distribution dolomite dosage level dredge dredger drilling effect equipment exploration fault fill flocculation footwall geological gneiss gold deposits gold mines gold recovery grade granite gravels haulage Heilongjiang holes hydrothermal increase Inner Mongolia Jiaojia load lower magmatic material metallogenic metamorphic migmatite mineralization mining district mining method mylonite operation ore-controlling ore-forming orebody parameters permafrost placer gold placer mining production Proterozoic Province pyrite quartz quartz vein ratio resuing riffles rock mass roof samples screen sericitic shaft shear shotcrete shrinkage sill pillar slice sluice sluiceboxes slurry stage stope stress structure sublevel surface Table thickness tion trend unconfined compressive strength underground ventilation system vertical width Xiangxi Zhaoyuan