Records of the Geological Survey of India, Volume 125, Issues 3-4Vols. 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 9
... trending foliation dipping south at 60 ° -70 ° . The granite is light grey in colour , coarse grained and contains quartz , feldspar and a few mafics . It is mostly massive but locally foliated , trending NE - SW with 60 ° -70 ...
... trending foliation dipping south at 60 ° -70 ° . The granite is light grey in colour , coarse grained and contains quartz , feldspar and a few mafics . It is mostly massive but locally foliated , trending NE - SW with 60 ° -70 ...
Page 5
... trending , highly limonitised zone is 7 m thick with 50 m exposed strike length . Pyrite , pyrrhotite and ... trending 6 m thick zone , iii ) Around Gal : Aligned pyrite specks in sheared quartzolite and amphibolite occur in a 20 m wide ...
... trending , highly limonitised zone is 7 m thick with 50 m exposed strike length . Pyrite , pyrrhotite and ... trending 6 m thick zone , iii ) Around Gal : Aligned pyrite specks in sheared quartzolite and amphibolite occur in a 20 m wide ...
Page 87
... trending vertical discontinuous joints and N70 ° E - S 70 ° W trending and dipping 27 ° due N20 ° W tight joints having 1m spacing . · The exploratory holes drilled have shown weathered quartzite at 01.70 m and fresh quartzite at 05.25 ...
... trending vertical discontinuous joints and N70 ° E - S 70 ° W trending and dipping 27 ° due N20 ° W tight joints having 1m spacing . · The exploratory holes drilled have shown weathered quartzite at 01.70 m and fresh quartzite at 05.25 ...
Contents
Bihar | 1 |
Studies of granites of Hazaribagh Gaya and Palamau districts Bihar | 7 |
Geological mapping around PindaraBiharbariBaghmari area Bhagalpur district Bihar | 13 |
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Common terms and phrases
ABSTRACTS OF PROGRESS abutment amphibolite anomaly Arunachal Pradesh bands Barail basalt basemetal basin Bhuban Bihar biotite block bore holes borehole chalcopyrite charnockite chlorite chromite clay CONSTRUCTION STAGE GEOTECHNICAL deposits depth Disang drilling Eastern Ghat Engineering Geology Engineering Geology Division excavation exposed EXTENDED ABSTRACTS field season fold foliation Formation foundation grade geochemical geological mapping geophysical Geotechnical and Special geotechnical investigation gneiss Gneissic granite gneiss granulite grey Group grouting Hills district indicate joints lava left bank limestone located magnetite Manipur Meghalaya migmatite mineral mineralisation Mizoram nala occur Orissa OVERVIEW Ph/SS phyllite power house proposed Purulia pyrite quartz quartz veins quartzite Quaternary Regional Geology Division right bank rocks samples sandstone scale schist sediments shale shear zone Shillong siltstone slope Special Investigation spillway sq km stage geotechnical investigation strike length structure sulphide Survey of India Tertiary thick toposheet trending tunnel Upper upto volcanics West Bengal