Records of the Geological Survey of India, Volume 122, Part 7The Survey, 1987 - 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 1
... mica schist and conglomeratic mica schist ( Barr sequence ) along the schistosity . It also intrudes the mig- matite and quartzofeldspathic mica sillimanite gneiss and the Ras marble . The Ras sequence , considered by Heron ( 1953 ) to ...
... mica schist and conglomeratic mica schist ( Barr sequence ) along the schistosity . It also intrudes the mig- matite and quartzofeldspathic mica sillimanite gneiss and the Ras marble . The Ras sequence , considered by Heron ( 1953 ) to ...
Page 29
... mica schist - meta chert envelope was established over a strike length of 1300 m . The second phase of exploration in Bethunmi was commenced in 1985 to trace the northern extension of the ore - zone found in in Bamnia block . The ...
... mica schist - meta chert envelope was established over a strike length of 1300 m . The second phase of exploration in Bethunmi was commenced in 1985 to trace the northern extension of the ore - zone found in in Bamnia block . The ...
Page 43
... mica schist ( QMS ) , amphibolite with thin bands of epidote diopside rock , banded magnetite quartzite ( BMQ ) , calc - granulite , mica schist intruded by milky white quartz veins , epidote and calcite veins . These rock types seem to ...
... mica schist ( QMS ) , amphibolite with thin bands of epidote diopside rock , banded magnetite quartzite ( BMQ ) , calc - granulite , mica schist intruded by milky white quartz veins , epidote and calcite veins . These rock types seem to ...
Contents
Aravalli transect | 1 |
Highgrade sequence and the associated rocks of the Sandmata Complex 3 Stratigraphy and structure of north Delhi basin | 2 |
Study of volcanism in Delhi Supergroup | 3 |
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aeolian Ajabgarh Group Ajmer Ajmer district Alwar amphibolite analysed anomaly zone antiform Bajta basalt BASE METAL INVESTIGATION basin belt Berach Granite Bethunmi Bhander Bhilwara Bhilwara district Bikaner block boreholes calcareous carbonatite carried chert clay comprises conglomerate copper mineralisation covering Deccan Delhi Supergroup deposits depth dips dolerite dolomite drilling dunes dykes exploration exposed facies felsic fluvial folds Formation Gangwara geochemical geological mapping Geology Division geophysical Geotechnical investigation gneiss gossan grade GUJARAT Hindoli indicated intersected intruded Jahazpur Jaipur km² area km² was mapped landforms lignite limestone located Mangalwar Complex marble metabasics metasediments mica schist Migmatite mineral mineralised zone Nagaur NE-SW Pali district pegmatites phase phyllite quartz quartz veins quartzite Quaternary Raialo Rajasthan river sand sandstone scale schist sediments sequence shale shear zones silt Sirohi district skarns spillway strike length sulphide Supergroup surveys Tertiary thick toposheets trench trending Udaipur district unconformably Vindhyan volcanics Zawar