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
... width would be suitable to the field during exploitation . Nevertheless the calculations even at the stage of exploration can be done choosing a cut - off value and minimum stoping width on the analogy of similar fields in production ...
... width would be suitable to the field during exploitation . Nevertheless the calculations even at the stage of exploration can be done choosing a cut - off value and minimum stoping width on the analogy of similar fields in production ...
Page 84
... width sampled and not for the minimum stoping width . In the present case the average grade is calcula- ted combining the values for all the samples from 1 to 7 , which comes to 9.2 g / t for 235 cm . CASE III Contiguous assay values ...
... width sampled and not for the minimum stoping width . In the present case the average grade is calcula- ted combining the values for all the samples from 1 to 7 , which comes to 9.2 g / t for 235 cm . CASE III Contiguous assay values ...
Page 85
... width adding some lower values to the higher values in such a way that the highest possible value is obtained for the minimum stoping width . In case the resulting value is higher than the cut - off , the ore limits are defined by the width ...
... width adding some lower values to the higher values in such a way that the highest possible value is obtained for the minimum stoping width . In case the resulting value is higher than the cut - off , the ore limits are defined by the width ...
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