Records of the Geological Survey of India, Volume 126, Issues 3-4Vols. 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 145
... nature of rock that would be available for the foundation . Drilling data reveals that Precambrian fresh garnetiferous biotite granite gneiss and charnockite will be available at a shallow depth for the foundation of both the structures ...
... nature of rock that would be available for the foundation . Drilling data reveals that Precambrian fresh garnetiferous biotite granite gneiss and charnockite will be available at a shallow depth for the foundation of both the structures ...
Page 93
... nature of the samples whereås low values of coefficient of uniformity indicate the finer size pattern . The mineralogical composition of the silt as revealed by the petrographic studies is quartz 45 % , mica 45 % magnetite 5 ...
... nature of the samples whereås low values of coefficient of uniformity indicate the finer size pattern . The mineralogical composition of the silt as revealed by the petrographic studies is quartz 45 % , mica 45 % magnetite 5 ...
Page 119
... nature is indicated in SiO2 vs Na2O + K20 plot . However , SiO2 vs FeO * / MgO plot depict largely tholeiitic nature of these basic rocks . Subalkalic nature of the rock suite is also indicated in another SiO2 - Total alkali ...
... nature is indicated in SiO2 vs Na2O + K20 plot . However , SiO2 vs FeO * / MgO plot depict largely tholeiitic nature of these basic rocks . Subalkalic nature of the rock suite is also indicated in another SiO2 - Total alkali ...
Contents
Quaternary geological and geomorphological mapping of the SonGanga | 2 |
An Overview | 10 |
Integrated geological and structural mapping and geochemical survey | 17 |
Copyright | |
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Common terms and phrases
ABSTRACTS OF PROGRESS amphibolite apatite Assam bands bank BANKA DISTRICT Barail basemetal basin belt Bihar biotite block boreholes Brahmaputra chalcopyrite channel chert chlorite chromite Construction stage geotechnical dam axis deposits depth drilling dykes east Eastern Economic Geology Division Engineering Geology Engineering Geology Division erosion exposed field season folds foliation Formation foundation geochemical geological mapping geomorphological geophysical Geotechnical & Special geotechnical investigation gneiss gold granite gneiss grey indicated Irrigation Project laterite limestone lithounits located magnetic Manipur Meghalaya mica schist mineral mineralised zone nala occur Orissa OVERVIEW pegmatite phyllite power house Purulia quartz quartz veins quartzite Quaternary Regional Geology Division river samples sandstone scale schist Sector sediments shale shear zone Shillong siltstone slope soil Sp Sp Sp spillway sq km stage geotechnical investigation strike length sulphide surface Survey of India syenite thick toposheet traverse trending ultramafic unconformably upto valley volcanics West Bengal Δ Δ Δ