Records of the Geological Survey of India, Volume 125, Part 1The Survey, 1999 - 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 107
... quartz veins , quartzo - felspathic pegmatite , amphibolite , alkali syenite , aplitic and basic dykes have been deciphered . These rocks are uncomformably overlain by sandstone of the Gondwana Group which , in turn , are capped by ...
... quartz veins , quartzo - felspathic pegmatite , amphibolite , alkali syenite , aplitic and basic dykes have been deciphered . These rocks are uncomformably overlain by sandstone of the Gondwana Group which , in turn , are capped by ...
Page 306
... quartz , quartzo - feldspathic material and chert and its varieties set in a sandy arkose matrix . Imbrications ... quartz - sericite schist ( acid volcanics in the form of acid tuff and fine grained volcanics ) , quartzite , chart ...
... quartz , quartzo - feldspathic material and chert and its varieties set in a sandy arkose matrix . Imbrications ... quartz - sericite schist ( acid volcanics in the form of acid tuff and fine grained volcanics ) , quartzite , chart ...
Page 307
... quartz veins . The surface manifestation of mineralisation includes occasional specks of oxidised and primary sulphides in quartz - ankerite veins . Several discontinuous grey and blue quartz veins were noticed in the area west of ...
... quartz veins . The surface manifestation of mineralisation includes occasional specks of oxidised and primary sulphides in quartz - ankerite veins . Several discontinuous grey and blue quartz veins were noticed in the area west of ...
Contents
Introduction | 11 |
Southern Region 291362 | 13 |
Geochronology and Isotope Geology Division | 16 |
Copyright | |
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Common terms and phrases
Alluvium amphibolite analysis Andhra Pradesh anomaly associated Asstt bands basalt base metal basin belt Bihar biotite Block boreholes Calcutta Director carried chalcopyrite charnockite clay coal comprising Construction stage geotechnical core covered Deccan Trap delineated deposits depth district DIVISION Headquarters Divn drilling dykes earth dam exploration exposed field season Formation foundation geochemical geological mapping Geologist Jr geophysical geotechnical investigation gneiss gold Gondwana grade granite gneiss granitoids gravity Group indicated investigation was taken Kumar limestone lineaments located logging Madhya Pradesh magnetic Maharashtra migmatite mineral Nagpur Orissa pegmatite phyllite power house Pradesh Code programme proposed quartz quartz veins quartzite Quaternary Rajasthan REGIONAL GEOLOGY DIVISION rhyolite river samples were collected sandstone scale schist seams sediments shear zone Shri Singh slope spillway sq km stage geotechnical investigation stratigraphic strike length studies sulphide mineralisation Supergroup surveys thick Toposheet traverse trending tunnel ultramafic upto volcanics