Records of the Geological Survey of India, Volume 122, Part 5The 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 76
... samples were collected . The samples analysed gold values ranging from 0.1 to 0.3 g / t . The samples also indicated a gold value of 2 g / t and 4 g / t over a thickness of 1 m . At a locality 500 m SSW of old Bisanattam mine , 35 Cu.m ...
... samples were collected . The samples analysed gold values ranging from 0.1 to 0.3 g / t . The samples also indicated a gold value of 2 g / t and 4 g / t over a thickness of 1 m . At a locality 500 m SSW of old Bisanattam mine , 35 Cu.m ...
Page 74
... samples were collected . Lithogeochemical sampling represented by channel as well as trench samples in this mineralised zone analysed gold values consistently in the range of 0.2 to 0.54 g / t . One trench sample collected from altered ...
... samples were collected . Lithogeochemical sampling represented by channel as well as trench samples in this mineralised zone analysed gold values consistently in the range of 0.2 to 0.54 g / t . One trench sample collected from altered ...
Page 186
... samples have a lead content of 50 ppm ( 5 samples of 50 ppm and one of 200 ppm ) ; ii ) the maximum zinc and nickel contents are only 250 and 260 ppm respectively ; and iii ) three samples show more than 200 ppm copper with maximum of ...
... samples have a lead content of 50 ppm ( 5 samples of 50 ppm and one of 200 ppm ) ; ii ) the maximum zinc and nickel contents are only 250 and 260 ppm respectively ; and iii ) three samples show more than 200 ppm copper with maximum of ...
Contents
Quaternary Geology and Geomorphology of the Coastal Tracts in East Godavari District | 1 |
Quaternary Geology and Geomorphology of the Coastal Tracts of Srikakulam Vizianagaram and Visakhapatnam Districts | 17 |
Geology of Peninsular Gneisses in parts of Mahaboobnagar and Nalgonda Districts | 33 |
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amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH ANDHRA PRADESH Code anorthosite bands beach bed rock biotite biotite granite block boreholes boreholes drilled charnockite charnockite gneiss clay comprises conglomerate dam alignment Deccan Trap deposits depth Dharwar dips DISTRICT dolerite dolerite dykes dunes earth dam enclaves excavated exposed fluvial folds foliation formation foundation fresh rock gabbro GEOLOGICAL MAP GEOPHYSICAL GEOTECHNICAL gneiss Godavari delta gold granite granite gneiss granodiorite granulite grey indicated intrusives joints KARNATAKA KERALA landforms laterite left flank limestone lineament located lode magnetite metabasalt migmatite mineralisation NNW-SSE NW-SE occur overburden pegmatite phyllite power house PROJECT proposed quartz quartz veins quartzite Raichur reservoir ridge right flank river bed rock types samples sand sandstone scale schist schist belt schistose sediments shale shear zone soil spillway sq km strike length studies suggested Supergroup supracrustal surface TALUK TAMIL NADU thickness Tonalite toposheet traverse trench trending tunnel ultramafic upto width