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 78
... upto 0.7 ppm . The west lode is in muscovite granite . One spot sample analysed upto 1.5 g / t gold . Plane table mapping and sampling of the quartz vein lode is completed and drilling may be taken up depending on the availability of ...
... upto 0.7 ppm . The west lode is in muscovite granite . One spot sample analysed upto 1.5 g / t gold . Plane table mapping and sampling of the quartz vein lode is completed and drilling may be taken up depending on the availability of ...
Page 74
... upto 0.12 ppm for gold . Detailed evaluation of the zone can be taken up to assess its potential . Regional surveys conducted in 5 virgin blocks spreading over 100 km strike length of Ramagiri - Penakacherla schist belt has brought out ...
... upto 0.12 ppm for gold . Detailed evaluation of the zone can be taken up to assess its potential . Regional surveys conducted in 5 virgin blocks spreading over 100 km strike length of Ramagiri - Penakacherla schist belt has brought out ...
Page 287
... upto hard rock or upto a depth where the permeability values are less than 1 X 10-3 cm / sec ( 1,000 ' / year ) . Logging of grab samples recovered from the above panels indicates that laterite , lithomarge , manganese wad , calcareous ...
... upto hard rock or upto a depth where the permeability values are less than 1 X 10-3 cm / sec ( 1,000 ' / year ) . Logging of grab samples recovered from the above panels indicates that laterite , lithomarge , manganese wad , calcareous ...
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