Records of the Geological Survey of India, Volume 123, Parts 3-4Government of India, 1990 - 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 5
... quartzite , mylonite gneiss - Schistsose quartzite , chlorite schist , slate , mylonite gneiss -Thrust Fault . Porphyritic and non- porphyritic biotite granite Quartzite , slate , phyllite In the northwestern part of the Pachuk valley ...
... quartzite , mylonite gneiss - Schistsose quartzite , chlorite schist , slate , mylonite gneiss -Thrust Fault . Porphyritic and non- porphyritic biotite granite Quartzite , slate , phyllite In the northwestern part of the Pachuk valley ...
Page 8
... quartzite bands , and an upper dominated by quartzite , schistose quartzite with minor bands of phyllite . The exposed thickness of the Tenga Formation varies from 1230 m in Chako section to 1990 m in Tenga section . Dedza Formation ...
... quartzite bands , and an upper dominated by quartzite , schistose quartzite with minor bands of phyllite . The exposed thickness of the Tenga Formation varies from 1230 m in Chako section to 1990 m in Tenga section . Dedza Formation ...
Page 17
... quartzite , magnetite quartzite , quartz - mica schist , quartz - chlorite schist , carbonaceous phyllite , acidic tuff and dolomite . These are unconformably overlain by Miri quartzite . The general trend of foliation of the lithounits ...
... quartzite , magnetite quartzite , quartz - mica schist , quartz - chlorite schist , carbonaceous phyllite , acidic tuff and dolomite . These are unconformably overlain by Miri quartzite . The general trend of foliation of the lithounits ...
Contents
CONTENTS | 1 |
Quaternary geological and geomorphological mapping of the ChandanBadua | 7 |
Quaternary geological mapping in KosiGandak interfluve tract North Bihar | 13 |
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Common terms and phrases
alignment amphibolite anomaly anorthosite bands basin bed rock belt BIHAR BIHAR Code biotite block boreholes chromite clay CONSTRUCTION STAGE GEOTECHNICAL covered cut-off dam axis deposits depth Disang district drilling earth dam Engineering Geology Engineering Geology Division-IV excavation exposed EXTENDED ABSTRACTS field season folds foliation Formation foundation geochemical geological mapping Geology Division-II Ops geomorphological geophysical Geotechnical and Special GEOTECHNICAL INVESTIGATION gneiss gneissic Gondwana grained granite granite gneiss granitoid graphite grey grouting GSI Vol hill indicate irrigation khondalite lineaments located Meghalaya migmatites mineralisation minerals nala occur ORISSA ORISSA Code pegmatite phyllite plagioclase power house proposed Purulia Purulia district quartz veins quartzite Quaternary Regional Geology Division right bank samples sandstone scale schist sediments shale shear zone Shillong siltstone Singhbhum slope soil Special Investigation spillway sq km STAGE GEOTECHNICAL INVESTIGATION structure surface SURVEY OF INDIA thick toposheet traverse trending tunnel upto volcanic weathered West Bengal