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 59
... mineralisation was reported by earlier workers in the feldspathic quartz veins traversing the graphite gneisses from ... mineralisation is associated with graphite gneiss lenses . calc gneisses and pink biotite granitic activity . Of ...
... mineralisation was reported by earlier workers in the feldspathic quartz veins traversing the graphite gneisses from ... mineralisation is associated with graphite gneiss lenses . calc gneisses and pink biotite granitic activity . Of ...
Page 63
... mineralisation is seen on the footwall side of carbon phyllite band . The fall in grade of gold quartz lode along strike and depth is due to absence of paucity of grey quartz stringers / veins . Gold mineralisation occurs along NNW ...
... mineralisation is seen on the footwall side of carbon phyllite band . The fall in grade of gold quartz lode along strike and depth is due to absence of paucity of grey quartz stringers / veins . Gold mineralisation occurs along NNW ...
Page 180
... mineralisation is seen is about 51 m . The thick- ness of the mineralised zone compares well with the surface indications and the trench data but the intensity of mineralisation appears to be somewhat weaker . In KBH - 2 , even weak ...
... mineralisation is seen is about 51 m . The thick- ness of the mineralised zone compares well with the surface indications and the trench data but the intensity of mineralisation appears to be somewhat weaker . In KBH - 2 , even weak ...
Contents
Quaternary Geology and Geomorphology of the Coastal Tracts in East Godavari District | 3 |
Quaternary Geology and Geomorphology of the Coastal Tracts in parts of Nellore District | 11 |
Quaternary Geology and Geomorphology of the Coastal Tracts of Srikakulam Vizianagaram and Visakhapatnam Districts | 19 |
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amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH ANDHRA PRADESH Code anomaly anorthosite Archaean axis bands bed rock biotite biotite granite block boreholes boreholes drilled charnockite charnockite gneiss clay comprises conglomerate dam alignment Deccan Trap depth Dharwar dips DISTRICT dolerite dolerite dykes earth dam enclaves excavated exposed fluvial folds foliation formation foundation fresh rock gabbro GEOLOGICAL MAP GEOPHYSICAL GEOTECHNICAL gneiss Godavari granite granite gneiss granodiorite granulite grey indicated intrusives investigation joints KARNATAKA KERALA landforms laterite left flank limestone located lode magnetite metabasalt metres migmatite NNW-SSE NW-SE occur overburden pegmatite Peninsular gneiss phyllite pink granite PLATE 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 surface TALUK TAMIL NADU thickness toposheet traversed trench trending ultramafic upto width