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 10
... types , the former being syngenetic stratabound , epigenetic disseminated and vein types and the later is supergene type . Gold of supergene and epigenetic disseminated types are scattered over wide areas and is the source of elu- vial ...
... types , the former being syngenetic stratabound , epigenetic disseminated and vein types and the later is supergene type . Gold of supergene and epigenetic disseminated types are scattered over wide areas and is the source of elu- vial ...
Page 62
... types met with are quartzite , quartz - sericite schist , highly compact chert and marble of Precam- brian metasediments , serpentinite , diorite- plagiogranite and pillow basalt with ash beds of the ophiolite suite and conglomerate and ...
... types met with are quartzite , quartz - sericite schist , highly compact chert and marble of Precam- brian metasediments , serpentinite , diorite- plagiogranite and pillow basalt with ash beds of the ophiolite suite and conglomerate and ...
Page 74
... types of granites can be distinguished within the Bonai Granite . The massive leucocratic type is most widely distributed followed by the porphyritic granite while the migmatites have very restricted occurrence . All the above mentioned ...
... types of granites can be distinguished within the Bonai Granite . The massive leucocratic type is most widely distributed followed by the porphyritic granite while the migmatites have very restricted occurrence . All the above mentioned ...
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