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 51
... mica schists , mica gneiss , quartz - mica schist , quartzite etc. that has under- gone amphibolite facies of metamorphism and emplaced syn - to post F , phase of deformation . are The petrographic detail of the granitic plutons reveal ...
... mica schists , mica gneiss , quartz - mica schist , quartzite etc. that has under- gone amphibolite facies of metamorphism and emplaced syn - to post F , phase of deformation . are The petrographic detail of the granitic plutons reveal ...
Page 52
... MICA BELT ( SECOND PHASE ) [ Code No : IM / 72HL / ER / BHR / 88 / 1 ] R. Chakraborty and R.R. Saran Economic ... Mica Belt during the preceding seven years . Gajhandih Sector The detailed integrated survey in the area Okerchuan sub ...
... MICA BELT ( SECOND PHASE ) [ Code No : IM / 72HL / ER / BHR / 88 / 1 ] R. Chakraborty and R.R. Saran Economic ... Mica Belt during the preceding seven years . Gajhandih Sector The detailed integrated survey in the area Okerchuan sub ...
Page 139
... MICA - PEGMATITES IN OKERCHUAN AREA ( GUJHANDI BLOCK ) , HAZARIBAGH DISTRICT , BIHAR [ Code No : IM / 72 HL / ER ... mica belt . Various types and grades of mica schists , horn- blende schists , amphibolites , granulites , epidiorites ...
... MICA - PEGMATITES IN OKERCHUAN AREA ( GUJHANDI BLOCK ) , HAZARIBAGH DISTRICT , BIHAR [ Code No : IM / 72 HL / ER ... mica belt . Various types and grades of mica schists , horn- blende schists , amphibolites , granulites , epidiorites ...
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