Records of the Geological Survey of India, Volume 120, Parts 2-8government of India., 1985 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 92
... reserves 45 distribution ). y = Average grade per output in unit time span , T = Geological ore reserve in tonnes , and G = Difference between average grade and cutoff grade , and P as well as Q are constants . Feed - back data - the ...
... reserves 45 distribution ). y = Average grade per output in unit time span , T = Geological ore reserve in tonnes , and G = Difference between average grade and cutoff grade , and P as well as Q are constants . Feed - back data - the ...
Page 94
... reserves to cover up depth ranges and complexities , as measure of plan- ning the following detailed exploration ... reserve rank to proved category . 5. Exploration mining excavations 200 to 300m3 in deep pits and / or adits per million ...
... reserves to cover up depth ranges and complexities , as measure of plan- ning the following detailed exploration ... reserve rank to proved category . 5. Exploration mining excavations 200 to 300m3 in deep pits and / or adits per million ...
Page 104
... reserves and grade averages as best estimates for each block of the Hutti mine has been a time - honoured practice linked with mining philosophy in general and annual announcements on endowment in particular , for short and long term ...
... reserves and grade averages as best estimates for each block of the Hutti mine has been a time - honoured practice linked with mining philosophy in general and annual announcements on endowment in particular , for short and long term ...
Contents
Contents | 1 |
Stratigraphy and structure of Delhi Supergroup of rocks | 12 |
Structures in Singhbhum shear zone at and around | 27 |
Copyright | |
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anhydrite antiform Aravalli range average axial planes bands Barotiya and Sendra Barotiya Group basalts basin Bhim Group block boreholes Chaibasa channel chert Chitradurga chlorite clay crescentic lamina deformation Delhi Delhi Supergroup deposit developed Devgarh Devgarh Group dextral Dhanjori drilling east eastern evaporites exploration F₂ folds folds F formation Geol Geological map geophysical gneiss gold grade granite gravity ground water halite Haryana hinge Hutti Ingaldhalu iron isoclinal Jodhpur laterite limb lineation lode metabasalts metamorphism migmatization mineral mineralisation minor folds Nagaur occur phase of folding planar plunge polyhalite pre-Delhi inlier pre-Delhi west Precambrian Punjab quartz quartzite Rajasthan Rajgarh Rajgarh Group Ras Marble red beds regional rocks Rohtak district samples schist schist belt schistosity sediments Sendra Group sequence shear zone Singhbhum strand plain stratigraphic Strike Reef structures sulphide Supergroup Surv Survey of India synform tectonic thickness tion trend Tuff values variogram Vasudev volcanics western