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 24
... boreholes . In south Devtalai block copper mineralisation ( 0.45 % Cu ) along with cobalt ( 80-200 ppm ) and molybdenum ( 475-770 ppm ) has been intersected in narrow zones ( 0.25 m to 1.80 m ) in boreholes DKB - 13 , 14 and 15 ...
... boreholes . In south Devtalai block copper mineralisation ( 0.45 % Cu ) along with cobalt ( 80-200 ppm ) and molybdenum ( 475-770 ppm ) has been intersected in narrow zones ( 0.25 m to 1.80 m ) in boreholes DKB - 13 , 14 and 15 ...
Page 29
... boreholes was done in Bethunmi south block . Two boreholes , BTU - 8 and 9 were completed and one borehole BTU - 10 progressed upto 232 m . Borehole BTU - 8 intersected 23 m wide dolomite zone with Pb content ranging from 0.10 % to 0.58 ...
... boreholes was done in Bethunmi south block . Two boreholes , BTU - 8 and 9 were completed and one borehole BTU - 10 progressed upto 232 m . Borehole BTU - 8 intersected 23 m wide dolomite zone with Pb content ranging from 0.10 % to 0.58 ...
Page 59
... boreholes during 1987-88 . East of Dalalpura in a predomi- nantly soil covered terrain , two bore- holes were drilled to intersect a phos- phatic impure limestone interbanded with cherty cherty quartzite ( exposed in a well section ...
... boreholes during 1987-88 . East of Dalalpura in a predomi- nantly soil covered terrain , two bore- holes were drilled to intersect a phos- phatic impure limestone interbanded with cherty cherty quartzite ( exposed in a well section ...
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 |
Copyright | |
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Common terms and phrases
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