Records of the Geological Survey of India, Volume 126, Issues 3-4Vols. 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 97
... depth of 159.00 m . This hole was planned to test the depth persistence of the three Cu - ore zones interseced in B.H.TDS - 2 . The hole was expected to cut the lodes at vertical depths between 90 m to 100 m from surface . But it ...
... depth of 159.00 m . This hole was planned to test the depth persistence of the three Cu - ore zones interseced in B.H.TDS - 2 . The hole was expected to cut the lodes at vertical depths between 90 m to 100 m from surface . But it ...
Page 102
... depth of 177.80 m . The hole has intersected the metatuffites all along with mineralisation at different depths . An oxidised zone from 25.90m to 29.70 m ( 3.80 m ) has been encountered along the hole . As a matter of fact this oxidised ...
... depth of 177.80 m . The hole has intersected the metatuffites all along with mineralisation at different depths . An oxidised zone from 25.90m to 29.70 m ( 3.80 m ) has been encountered along the hole . As a matter of fact this oxidised ...
Page 103
... depth of 392 feet ( 119.48 m ) to 404 feet ( 123.13 m ) in 1906-7 . In addition to this , nearly a foot thick lode with 18.25 % Cu was intersected at a depth of 1069 ft.in another borehole in 1907-8 . Both the boreholes had intersected ...
... depth of 392 feet ( 119.48 m ) to 404 feet ( 123.13 m ) in 1906-7 . In addition to this , nearly a foot thick lode with 18.25 % Cu was intersected at a depth of 1069 ft.in another borehole in 1907-8 . Both the boreholes had intersected ...
Contents
Quaternary geological and geomorphological mapping of the SonGanga | 2 |
An Overview | 10 |
Integrated geological and structural mapping and geochemical survey | 17 |
Copyright | |
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ABSTRACTS OF PROGRESS amphibolite apatite Assam bands bank BANKA DISTRICT Barail basemetal basin belt Bihar biotite block boreholes Brahmaputra chalcopyrite channel chert chlorite chromite Construction stage geotechnical dam axis deposits depth drilling dykes east Eastern Economic Geology Division Engineering Geology Engineering Geology Division erosion exposed field season folds foliation Formation foundation geochemical geological mapping geomorphological geophysical Geotechnical & Special geotechnical investigation gneiss gold granite gneiss grey indicated Irrigation Project laterite limestone lithounits located magnetic Manipur Meghalaya mica schist mineral mineralised zone nala occur Orissa OVERVIEW pegmatite phyllite power house Purulia quartz quartz veins quartzite Quaternary Regional Geology Division river samples sandstone scale schist Sector sediments shale shear zone Shillong siltstone slope soil Sp Sp Sp spillway sq km stage geotechnical investigation strike length sulphide surface Survey of India syenite thick toposheet traverse trending ultramafic unconformably upto valley volcanics West Bengal Δ Δ Δ