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 21
... values are form laterites , developed over the metabasites , ultramafites and quartzite . Only sporadic values of more than 0.1 % Cu have been found in mica schist ( 0.42 % Cu ) and quartz - chlorite schist ( 0.17 % Cu ) in Andharika ...
... values are form laterites , developed over the metabasites , ultramafites and quartzite . Only sporadic values of more than 0.1 % Cu have been found in mica schist ( 0.42 % Cu ) and quartz - chlorite schist ( 0.17 % Cu ) in Andharika ...
Page 106
... values are recorded in Rugudih ( 805 ppm ) , Siadhi - Jilingbera ( upto 115 ppb ) , Taramba ( 3.98 ppm ) , Hatnabera ( 225ppb ) . Sporadic anomalous values over small strike lengths of Cu , Pb and Ni obtained at Rolamarcha , Naudiadih ...
... values are recorded in Rugudih ( 805 ppm ) , Siadhi - Jilingbera ( upto 115 ppb ) , Taramba ( 3.98 ppm ) , Hatnabera ( 225ppb ) . Sporadic anomalous values over small strike lengths of Cu , Pb and Ni obtained at Rolamarcha , Naudiadih ...
Page 125
... values ; either less than 50 ppb or around 50 ppb . Gold values upto 150 ppb have been received from Harada from the vein quartz drawn from the galena enriched regime , west of Kuilapal and 250 ppb ( one sample only as in above ) drawn ...
... values ; either less than 50 ppb or around 50 ppb . Gold values upto 150 ppb have been received from Harada from the vein quartz drawn from the galena enriched regime , west of Kuilapal and 250 ppb ( one sample only as in above ) drawn ...
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