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 30
... comprises a thick pile ( exceeding 27000 ft ) of Tertiary and / or Quaternary sediments and falls in the " Deep Basin " zone of the Bengal basin . On the basis of disposition of land - form elements , maturity and state of oxidation of ...
... comprises a thick pile ( exceeding 27000 ft ) of Tertiary and / or Quaternary sediments and falls in the " Deep Basin " zone of the Bengal basin . On the basis of disposition of land - form elements , maturity and state of oxidation of ...
Page 39
... comprises psammitic , pelitic and calcareous units . The psammitic facies , which pre- dominates over the other in this area comprises variants ranging from pure orthoquartzite ( quartz 95 % ) to quartz- garnet - sillimanite gneisses ...
... comprises psammitic , pelitic and calcareous units . The psammitic facies , which pre- dominates over the other in this area comprises variants ranging from pure orthoquartzite ( quartz 95 % ) to quartz- garnet - sillimanite gneisses ...
Page 86
... comprises a ) The lateritic highland and b ) Older , Younger and present day flood plains / valley fills of Ajay ... comprising the principal hard rock in the area , occur at or near surface in the western part especially around ...
... comprises a ) The lateritic highland and b ) Older , Younger and present day flood plains / valley fills of Ajay ... comprising the principal hard rock in the area , occur at or near surface in the western part especially around ...
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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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