Records of the Geological Survey of India, Volume 115, Part 5The Survey, 1986 - 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 80
Geological Survey of India. value and quantifying the minimum stoping width , to start with . The cut - off grade and minimum stoping width depend on a number of geological and mining con- ditions to go into which is beyond the scope of ...
Geological Survey of India. value and quantifying the minimum stoping width , to start with . The cut - off grade and minimum stoping width depend on a number of geological and mining con- ditions to go into which is beyond the scope of ...
Page 83
... of an oreshoot depending on what cut - off value is chosen . in the context of the variation and gradation found in the assays . Accordingly the widthwise average grade at each channel was determined on the basis of several hypothetical cut ...
... of an oreshoot depending on what cut - off value is chosen . in the context of the variation and gradation found in the assays . Accordingly the widthwise average grade at each channel was determined on the basis of several hypothetical cut ...
Page 85
... cut - off , the ore limits are defined by the width for which the average grade is calculated . On the contrary , if the resulting average value happens to be lower than the cut - off , then it is deemed that there is no ore at that cut - ...
... cut - off , the ore limits are defined by the width for which the average grade is calculated . On the contrary , if the resulting average value happens to be lower than the cut - off , then it is deemed that there is no ore at that cut - ...
Contents
Records | 1 |
Lithostratigraphy of Cretaceous and Palaeocene Rocks of Tiruchirapalli district Tamil Nadu South India R Sundaram and P S Rao | 9 |
The Pyroxene Granulite Khondalite Charnockite and Gneiss of Keralatheir interrelationship P V Sukumaran M Senthiappan and A R Nambiar | 24 |
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alluvial Anaipadi Andhra Pradesh Ariyalur Ariyalur Group average grade Bandar basin beach ridges beds biotite biotite gneiss boundaries carbon caves channel charnockite clay coast coastal conglomerate Cretaceous Cuddapah cut-off cyclonic storm deltaic deposits developed dibba dissected pediment district Divi drainage dunes dykes flood garnet Geol Geological Survey gneiss gold field grained granite granulite grey groundwater hornblende hornblende gneiss Island Karai Kerala Khalassi khondalite kimberlite Krishna Kunnam Kurnool lamproites land landforms laterite limestone lineaments lode lower Machilipatnam mangrove Maruvattur Masula metres migmatisation migmatitic mineral minimum stoping width Nellore occur olivine oreshoot peridotite phlogopite planation pyroxene pyroxene granulite quartz river sample sandstone Sastry sediments serpentinised shale Sillakkudi silt slope soil southern stylolites sub-basin surface Surv Survey of India taluk tectonic texture tidal flats tidal waves Tiruppattur Trichinopoly Trichinopoly Group Unconformity upper Ursus Uttattur Group Vajrakarur values vegetation widthwise averages xenoliths zone