Records of the Geological Survey of India, Volume 130, Part 3Government of India, 1995 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 89
... quartz with subordinate to minor proportion of mica , epidote , tourmaline and opaque . Rare presence of chlorite , apatite , stilpnomelane and garnet is also noticed . Quartz forms a recrystallised xenoblastic to granoblastic mosaic ...
... quartz with subordinate to minor proportion of mica , epidote , tourmaline and opaque . Rare presence of chlorite , apatite , stilpnomelane and garnet is also noticed . Quartz forms a recrystallised xenoblastic to granoblastic mosaic ...
Page 151
... quartz in the area . Geologically , the area is constituted of quartz - mica schist , cherty quartzite and chlorite schist showing tuffaceous characters belonging to the Singhbhum Group . These rocks are later intruded by quartz veins ...
... quartz in the area . Geologically , the area is constituted of quartz - mica schist , cherty quartzite and chlorite schist showing tuffaceous characters belonging to the Singhbhum Group . These rocks are later intruded by quartz veins ...
Page 231
... quartz veins and quartz pebble conglom- erate lying over the granite gneiss . The detailed work on individual block is given below . ( Plate - 88 ) Dandahulli Block : - Detailed mapping on 1 : 5000 scale has been done in this block ...
... quartz veins and quartz pebble conglom- erate lying over the granite gneiss . The detailed work on individual block is given below . ( Plate - 88 ) Dandahulli Block : - Detailed mapping on 1 : 5000 scale has been done in this block ...
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Common terms and phrases
amphibolite anomaly aquifers bands Bankura BARGARH DISTRICT basemetal basin bed rock belt Bihar biotite block borehole Chhotanagpur chlorite clay coastal CONSTRUCTION STAGE GEOTECHNICAL cratonic Dalma depth Dhanjori Dimension Stone Director district drilling earth dam east Engineering Geology environmental fault feldspar field season fold foliation Formation Ganga Gangpur geochemical Geoenvironmental GEOLOGICAL MAP GEOLOGICAL SURVEY Geophysical GEOTECHNICAL INVESTIGATION gneiss gold values Gondwana grained granite granite gneiss granitoids grey Group of rocks INDEX indicate irrigation Keonjhar land laterite lineament lithounits located mica schist minerals nala occur Orissa ORISSA Code OVERVIEW pegmatite phyllite potential present Project Engineering Geology Proterozoic Purulia quartz quartz veins quartzite Quaternary river rock types sand sandstone scale schist sector sequence shale shear zone Sikkim Singhbhum slope soil spillway sq km STAGE GEOTECHNICAL INVESTIGATION stream sediment samples sulphide Sundargarh surface SURVEY OF INDIA terrain thickness toposheet trending ultramafic upto volcanics West Bengal