Records of the Geological Survey of India, Volume 125, Parts 3-5Government of India, 1990 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 10
... folds ( F1 ) are tight isoclinal or reclined type with axial planes striking NNE - SSW and plunging at low angles due north . F2 folds are asymmetric folds with axial planes striking NW - SE plunging towards SE , F3 folds are open folds ...
... folds ( F1 ) are tight isoclinal or reclined type with axial planes striking NNE - SSW and plunging at low angles due north . F2 folds are asymmetric folds with axial planes striking NW - SE plunging towards SE , F3 folds are open folds ...
Page 45
... folds were identified : F1 represented by the tight isoclinal folds , F2 by open to tight folds and F3 by warps formed across the major folds with WNW - ESE axial planes . The area has undergone greenschist facies metamorphism ...
... folds were identified : F1 represented by the tight isoclinal folds , F2 by open to tight folds and F3 by warps formed across the major folds with WNW - ESE axial planes . The area has undergone greenschist facies metamorphism ...
Page 97
... folds , mostly F1 as tight isoclinal and appressed ones plunging 60 ° to 70 ° in N70 ° E direction . This set of folds are refolded by upright to isoclinal F2 folds with rounded hinges plunging at moderate angles ( 35 to 40 ° ) easterly ...
... folds , mostly F1 as tight isoclinal and appressed ones plunging 60 ° to 70 ° in N70 ° E direction . This set of folds are refolded by upright to isoclinal F2 folds with rounded hinges plunging at moderate angles ( 35 to 40 ° ) easterly ...
Contents
Studies of granites of Hazaribagh Gaya and Palamau districts Bihar | 7 |
Geological mapping around PindaraBiharbariBaghmari area Bhagalpur district Bihar | 13 |
FIELD SEASON 199091 | 91 |
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alignment amphibolite ANDHRA PRADESH anomaly bands basemetal basin Bihar biotite block boreholes charnockite chromite clay comprises CONSTRUCTION STAGE GEOTECHNICAL deposits depth DISTRICT dolerite drilled dykes earth dam east eastern Engineering Geology Engineering Geology Division excavation exposed field season folds foliation Formation geochemical GEOLOGICAL MAP geophysical Geotechnical and Special GEOTECHNICAL INVESTIGATION gneiss gold grained granite granite gneiss granitoid granulite grey Group grouting hill holes hornblende indicated irrigation joints KARNATAKA khondalite kimberlite laterite limestone located magnetite Meghalaya migmatite mineral mineralised zone nala occur Orissa pegmatite phyllite pink granite plagioclase power house proposed pyrite pyroxenite quartz quartz veins quartzite Quaternary Regional Geology reservoir river rock types samples sandstone scale schist schist belt schistose sediments shale shear zone Shillong Singhbhum slope soil Special Investigation spillway sq km stage geotechnical investigation strike length structure sulphide surveys syenite thick traverses trending tunnel upto volcanics West Bengal