Records of the Geological Survey of India, Volume 128, Part 3The Survey, 1995 - 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 18
... schist , mica schist , carbonate rock , quartzite , am- phibolite , granite and frequent quartz veins . In Tamakhun - Thakurdongri and its extension areas , the rocks are extensively limonitised and the bore- holes drilled for apatite ...
... schist , mica schist , carbonate rock , quartzite , am- phibolite , granite and frequent quartz veins . In Tamakhun - Thakurdongri and its extension areas , the rocks are extensively limonitised and the bore- holes drilled for apatite ...
Page 54
... schist / graphite schist and an upper heterolithic unit comprising of tremolite - actionlite - diopside calcsilicate gneiss and redish biotite schist . At places gradation between quartz schist and micaceous quartzite becomes con ...
... schist / graphite schist and an upper heterolithic unit comprising of tremolite - actionlite - diopside calcsilicate gneiss and redish biotite schist . At places gradation between quartz schist and micaceous quartzite becomes con ...
Page 212
... schist , felspathic schist and granite ( massive , foli- ated and deformed i.e. sheared and mylonitised ) . The granite is at places granophyric in texture ( Arkasani granophyre ) . After probing the above mentioned 600 m long ...
... schist , felspathic schist and granite ( massive , foli- ated and deformed i.e. sheared and mylonitised ) . The granite is at places granophyric in texture ( Arkasani granophyre ) . After probing the above mentioned 600 m long ...
Contents
Coastal studies and Neotectonics | 5 |
Chhotonagpur Gneiss East | 12 |
Investigation for copper and associated mineralisation | 18 |
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Common terms and phrases
ABSTRACTS OF PROGRESS acid volcanic alkaline amphibolite Andaman anomaly apatite bands basemetal basin belt Bihar block boreholes carbonatite chert Chhotanagpur chlorite chromite clay coastal conglomerate covered CXF CXF Dalma Darjeeling depth Dhanjori DIST district drilling dykes Eastern Ghat Engineering Geology exploration EXTENDED ABSTRACTS FIELD SEASON fold foliation fractures geochemical GEOLOGICAL MAP GEOLOGICAL SURVEY Geologist geophysical GEOTECHNICAL INVESTIGATION gneiss Gondwana grade grained granite granite gneiss gravity Group of rocks Hydel INDEX indicate intersected intrusive Island laterite lineaments located magnetic metabasic mica schist minerals nala Nicobar occur Orissa OVERVIEW phyllite Plate potential Project Engineering Geology Purulia quartz quartz veins quartzite Quaternary regional river samples sand sandstone scale schist sector shale shear zone Sikkim Singhbhum Granite slope soil spillway sq km STAGE GEOTECHNICAL INVESTIGATION sulphide Sundargarh district SURVEY OF INDIA syenite terrain thick toposheet trending ultramafic upto WB-SIK-A West Bengal