Records of the Geological Survey of India, Volume 122, Part 8The Survey, 1989 - 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 130
... veins of ultramylonitic and chloritic mateial . Surface manifestations of mineralisation have been noticed in the form of veins and disseminations of chalcopyrite and chalcocite and as stains of malachite along the shear zone ...
... veins of ultramylonitic and chloritic mateial . Surface manifestations of mineralisation have been noticed in the form of veins and disseminations of chalcopyrite and chalcocite and as stains of malachite along the shear zone ...
Page 133
... veins and these veins and dykes are intruding the country rock mostly along the WNW- -SSE , N -- S , E -- W trending joint planes . The veins and dykes are generally few mm to over a meter thick , though few dykes are quite thick . The ...
... veins and these veins and dykes are intruding the country rock mostly along the WNW- -SSE , N -- S , E -- W trending joint planes . The veins and dykes are generally few mm to over a meter thick , though few dykes are quite thick . The ...
Page 136
... veins . There are two zones in the magnesite which show poor disseminations of sulphide , mostly chalcopyrite and ... vein is associated with magnesite south . of village Nainoli . It shows very fine disseminations of sulphides . A thin ...
... veins . There are two zones in the magnesite which show poor disseminations of sulphide , mostly chalcopyrite and ... vein is associated with magnesite south . of village Nainoli . It shows very fine disseminations of sulphides . A thin ...
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Common terms and phrases
aeolian alignment Alluvial Alluvium bands BASIN biotite calcareous CHAMOLI DISTRICT channel clay comprising construction covered deposits depth dolomite downstream drill hole dunes excavation exposed fault field season folds foliation Formation Ganga Garhwal geological mapping GEOLOGY AND GEOMORPHOLOGY GEOMORPHOLOGICAL MAP geophysical glacier gneiss grained granite Granitoid Group HARYANA HIMACHAL PRADESH Himalaya HYDEL PROJECT indicated JAMMU AND KASHMIR joints kankar km long Krol Kulu Kumar landslide left bank limestone lineament Lithology lithostratigraphy located logging metres micaceous mineralisation Murree nala Older Alluvium pegmatite penstock phyllite PITHORAGARH DISTRICT plane Precambrian proposed quartzite Quaternary race tunnel Recent Flood Plain regional right bank river road rocks samples sand sandstone scale schist sediments sequence shale Sharma shear zone silt siltstone Singh Siwalik slate slope Spiti sq km Srivastava STAGE GEOLOGICAL INVESTIGATION studies surface power house tectonic terrace Tethyan thick Thrust toposheet trending Triassic upstream upto UTTAR PRADESH valley