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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Results 1-3 of 13
Page 24
... length of 800 m in Devtalai ( north ) block where a reserve of 0.8 million tonnes with 1.48 % Cu has been estimated . Continuing the investigation during this year , an area of 0.85 km2 was mapped on 1 : 2,000 scale in the Belwa block ...
... length of 800 m in Devtalai ( north ) block where a reserve of 0.8 million tonnes with 1.48 % Cu has been estimated . Continuing the investigation during this year , an area of 0.85 km2 was mapped on 1 : 2,000 scale in the Belwa block ...
Page 45
... length of about 2.8 km . It is disposed in lensoidal lensoidal nature of contour closures of 200 m to 500 m strike lengths and appears to be due to some extraneous sources . Another small anomaly zone of 100 m of 100 m in length in ...
... length of about 2.8 km . It is disposed in lensoidal lensoidal nature of contour closures of 200 m to 500 m strike lengths and appears to be due to some extraneous sources . Another small anomaly zone of 100 m of 100 m in length in ...
Page 55
... length and is 3-4 m wide . Regional groove sample data at 50 m interval indicated a grade of 0.2 % WO3 over 1.5 km length . However , during the year sampling carried out at closer interval of 10 m indicated a surface grade of 0.14 % WO ...
... length and is 3-4 m wide . Regional groove sample data at 50 m interval indicated a grade of 0.2 % WO3 over 1.5 km length . However , during the year sampling carried out at closer interval of 10 m indicated a surface grade of 0.14 % WO ...
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