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 67
... sequences varying in thickness from 5-10 cm in a 2 to 2.5 m thick sequence . The specific gravity and hardness are found to be high ; the rocks are finely laminated and break along conchoidal fractures . Mineralogical assemblage shows ...
... sequences varying in thickness from 5-10 cm in a 2 to 2.5 m thick sequence . The specific gravity and hardness are found to be high ; the rocks are finely laminated and break along conchoidal fractures . Mineralogical assemblage shows ...
Page 81
... sequences of the area is composed of an interbanded sequence of chlorite phyllite , quartz - chlorite sericite schist , black car- bonaceous phyllite , meta arkose ( at places gritty containing garnet ) of both clastic and pyroclastic ...
... sequences of the area is composed of an interbanded sequence of chlorite phyllite , quartz - chlorite sericite schist , black car- bonaceous phyllite , meta arkose ( at places gritty containing garnet ) of both clastic and pyroclastic ...
Page 145
... sequence ( Sequence II ) , com- prising fuchsite - quartzite , feldspathic quartzite , meta - greywacke and amphibolite , is considered to be a part of Badampahar group of Iyengar and Murthy ( 1982 ) . This sequence is unconformably ...
... sequence ( Sequence II ) , com- prising fuchsite - quartzite , feldspathic quartzite , meta - greywacke and amphibolite , is considered to be a part of Badampahar group of Iyengar and Murthy ( 1982 ) . This sequence is unconformably ...
Contents
Coastal studies and Neotectonics | 5 |
Chhotonagpur Gneiss East | 12 |
Investigation for copper and associated mineralisation | 18 |
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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