Records of the Geological Survey of India, Volume 127, Part 3The Survey, 1994 - 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 2
... clay occa- sionally occurs below the yellow clay . Sand beds of variable thickness occur within this formation at different depths . The Sautadih formation is unconformably overlain by the Belhar formation which forms extensive ...
... clay occa- sionally occurs below the yellow clay . Sand beds of variable thickness occur within this formation at different depths . The Sautadih formation is unconformably overlain by the Belhar formation which forms extensive ...
Page 70
... clay , reddish brown clay ( lithomargic ) . The general trend of the lithounits is NNE - SSW dipping 15 ° to 25 ° towards south - east conforming to the regional strike of the Bonai - Keonjhar belt . Lumpy and powdery manga- nese ore ...
... clay , reddish brown clay ( lithomargic ) . The general trend of the lithounits is NNE - SSW dipping 15 ° to 25 ° towards south - east conforming to the regional strike of the Bonai - Keonjhar belt . Lumpy and powdery manga- nese ore ...
Page 98
... clay . The Sijua formation is represented by yellow- ish grey silty clay containing calcareous and ferrugi- nous concretions . The Chinsura formation is repre- sented by feebly oxidised to unoxidised light grey to light brown fine sand ...
... clay . The Sijua formation is represented by yellow- ish grey silty clay containing calcareous and ferrugi- nous concretions . The Chinsura formation is repre- sented by feebly oxidised to unoxidised light grey to light brown fine sand ...
Contents
BIHAR | 1 |
Chhotanagpur Gneiss | 8 |
Geological mapping and geochomical survey to the south | 15 |
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ABSTRACTS OF PROGRESS acid volcanic amphibolite Andaman apatite bands Bankura districts basemetal mineralisation basin belt Bihar biotite block boreholes carbonatite chert Chhotanagpur chlorite chlorite schist chromite clay conglomerate Construction stage geotechnical deformation deposits depth dolerite drilling Eastern Ghat Engineering Geology exploration EXTENDED ABSTRACTS ferruginous field season folds foliation formation geochemical GEOLOGICAL MAP Geology III Ops geophysical geotechnical investigation Ghosh gneiss gold grade grained granite gneiss Group of rocks INDEX indicate Iron Ore Supergroup Irrigation Project island Keonjhar Keonjhar district LATERITE lithounits located manganese Mayurbhanj metasedimentary mica schist mineral mineralised zone NALA occur Orissa ORISSA Code OVERVIEW phyllite plagioclase Plate potential Project Engineering Geology quartz quartz veins quartzite Quaternary river sand scale schist sector sequence Sikkim Singhbhum granite Singhbhum Group soil spillway sq km stage geotechnical investigation strike length sulphide surface SURVEY OF INDIA tion Toposheet traversed trending tunnel ultramafic upto West Bengal