Records of the Geological Survey of India, Volume 115, Parts 1-2Government of India, 1985 - 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. |
From inside the book
Results 1-3 of 85
Page 62
... gneiss rarely with a few garnets . The gneisses are streaky in nature with a characteristic mineral lineation . This gneiss gradually grades into a well - banded quartz- felspar - biotite gneiss towards the higher structural level . These ...
... gneiss rarely with a few garnets . The gneisses are streaky in nature with a characteristic mineral lineation . This gneiss gradually grades into a well - banded quartz- felspar - biotite gneiss towards the higher structural level . These ...
Page 248
... gneiss , garnet- sillimanite - graphite gneiss , cordierite gneiss pyroxene granulite and pyroxenite . These are traversed by veins of quartz and pegmatite and gabbro dykes . Idukki District Malappuram District T. N. Rajan carried out ...
... gneiss , garnet- sillimanite - graphite gneiss , cordierite gneiss pyroxene granulite and pyroxenite . These are traversed by veins of quartz and pegmatite and gabbro dykes . Idukki District Malappuram District T. N. Rajan carried out ...
Page 249
... gneiss , ferruginous quartzite , pyroxenite , gabbro , gabbroic anorthosite , pink granite , pegmatite . Trend of the rocks varies from ENE - WSW to WNW- ESE with steep dips on either side . Four phases of folding have been recognised ...
... gneiss , ferruginous quartzite , pyroxenite , gabbro , gabbroic anorthosite , pink granite , pegmatite . Trend of the rocks varies from ENE - WSW to WNW- ESE with steep dips on either side . Four phases of folding have been recognised ...
Contents
CURATORIAL DIVISION | 13 |
SOUTHERN REGION | 18 |
GEOCHRONOLOGY AND ISOTOPE GEOLOGY DIVISION | 20 |
Copyright | |
22 other sections not shown
Other editions - View all
Common terms and phrases
abutment alignment amphibolite analysis Andhra Pradesh anomaly bands basalt basin bedrock Bihar Bijawar biotite block boreholes carried out geological chalcopyrite clay coalfield comprising covering an area Deccan traps deposits depth dips Director district Division dolomite drill holes dykes earth dam exploration exposed fault folds Formation fossils geochemical geological mapping Geologist geophysical geotechnical investigation gneiss Gondwana granite granite gneiss granitoid grey Headquarters Hydel Project indicated km long laboratory limestone line km located logging magnetic mapped an area migmatite mineralisation minerals nala pegmatite penstock phyllite power house PRADESH proposed pyrite quartz quartz veins quartzite Quaternary Rajasthan Region reservoir river rock types S/Shri samples were collected sand sandstone scale schist seams sediments sequence shale shear zone Shri siltstone Singh Sirohi district slope spillway sq km sq km area stage geological investigation studies sulphide surveys terrace thickness tion toposheet traverse mapping trending tunnel valley Vindhyan volcanics