Records of the Geological Survey of India, Volume 123, Part 8The Survey, 1990 - 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 37
... Granitoid Complex . The Ladakh Granitoid Complex ( LGC ) reveals four phases of granitic activity , namely ( i ) Diorite - gabbro , ( ii ) Biotite granite hornblende ( iii ) Granodiorite - granite , and , ( iv ) aplite , pegmatite ...
... Granitoid Complex . The Ladakh Granitoid Complex ( LGC ) reveals four phases of granitic activity , namely ( i ) Diorite - gabbro , ( ii ) Biotite granite hornblende ( iii ) Granodiorite - granite , and , ( iv ) aplite , pegmatite ...
Page 40
... granitoid with enclaves of diorite older metasediments and rocks of the Shyok Group . Intrusive- Massive volcanic flows , essentially acid to * intermediate in composition with pyroclastic rocks Shale , slate , siltstone and ...
... granitoid with enclaves of diorite older metasediments and rocks of the Shyok Group . Intrusive- Massive volcanic flows , essentially acid to * intermediate in composition with pyroclastic rocks Shale , slate , siltstone and ...
Page 41
... granitoid and the porphyritic granitoid ( Chilam Granite ) . The main variants of the homogeneous granitoid body are the hornblende bearing granodiorite / diorite , hornblende granite and leucogranite ( % mafics ) . The granitoid is ...
... granitoid and the porphyritic granitoid ( Chilam Granite ) . The main variants of the homogeneous granitoid body are the hornblende bearing granodiorite / diorite , hornblende granite and leucogranite ( % mafics ) . The granitoid is ...
Contents
MINERALOGY AND MORPHOMETRY OF SOME RECENT | 9 |
REVIEW OF WORK DONE BY THE REGIONAL GEOLOGY | 12 |
REVIEW OF WORK DONE IN THE REGIONAL GEOLOGY | 21 |
Copyright | |
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abutment aeolian Alluvium bands bank basin bed rock belt Bijawar biotite borehole Central Crystallines CHAMOLI DISTRICT channel clay comprises conglomerate covered DAM PROJECT deposits depth drill holes excavation exposed fault field season Flood Plain folds foliation Formation fossils Ganga Garhwal geochemical Geoenvironmental Geol geological mapping geomorphic geophysical geotechnical gneiss gold grade grained granite Granitoid Granitoid Complex grey Group Haryana HIMACHAL PRADESH Himalaya HYDEL indicated Jammu joints kankar KASHMIR Krol Ladakh limestone lineament lithology LITHOSTRATIGRAPHY located logging metre mineral mineralisation Murree Nainital NAINITAL DISTRICT nala NW-SE phyllite power house proposed Proterozoic quartz quartzite Quaternary regional river Salkhala samples sand sandstone scale schist sediments sequence shale shear zones silt siltstone Simla Slate Siwalik slope Sonbhadra district spillway sq.km STAGE GEOLOGICAL INVESTIGATION structure studies surface tectonic TEHRI terrace thick Thrust toposheet trending upstream upto UTTAR PRADESH valley Varanasi Vindhyan Volcanics Yamuna के