Records of the Geological Survey of India, Volume 124, Parts 7-8Government of India, 1991 - 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 85
... veins have limited lengths and narrow widths , some veins extend over 90 m length and are about 1 m wide . Many of these quartz veins contain W - mineralisation . Wolf- ramite occurs as tiny flakes to coarse aggregates . Mineralisation ...
... veins have limited lengths and narrow widths , some veins extend over 90 m length and are about 1 m wide . Many of these quartz veins contain W - mineralisation . Wolf- ramite occurs as tiny flakes to coarse aggregates . Mineralisation ...
Page 78
... veins . A number of muscovite - tourmaline and garnet bearing pegmatites and a few white quartz veins intrude the granite . The stibnite and basemetal mineralisation occurs as sheeted and locally linked veins ( Fig.51 ) , mainly con ...
... veins . A number of muscovite - tourmaline and garnet bearing pegmatites and a few white quartz veins intrude the granite . The stibnite and basemetal mineralisation occurs as sheeted and locally linked veins ( Fig.51 ) , mainly con ...
Page 111
... vein , 7. Thin quartzite bands alongwith smoky quartz vein , 8. Ferruginous quartzite , 9. Green colour mineralised rock ( ? ) , 10. Smoky quartz veins with gauge pocket . Fig.75 Litholog of Trenches of Gulaldih area , Sonbhadra ...
... vein , 7. Thin quartzite bands alongwith smoky quartz vein , 8. Ferruginous quartzite , 9. Green colour mineralised rock ( ? ) , 10. Smoky quartz veins with gauge pocket . Fig.75 Litholog of Trenches of Gulaldih area , Sonbhadra ...
Contents
GEOLOGICAL MAPPING Page 1 Highgrade and mediumgrade sequences of the Mangalwar and Sandmata Complexes | 1 |
Studies on the Mangalwar and the Hindoli rock sequences | 3 |
Mangalwar Project | 4 |
Copyright | |
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Common terms and phrases
aeolian alluvial plain Alluvium amphibolite anomaly axis bands basalt basin belt biotite block boreholes calcareous channel Chittaurgarh district clay comprises Delhi deposits depth dips district Doda district dolomite dunes dykes excavation exposed fault field season flood plain fluvial folds foliation Formation foundation Ganga geochemical geological mapping Geology Division geomorphological geophysical geotechnical gneiss gold grade grained granite grey Group Gujarat Himachal Pradesh Himalaya indicate intersected Jammu joints kmĀ² Krol limestone Lithology Lithostratigraphy located Mangalwar metamorphism metres mica schist mineral mineralised zone palaeochannels pegmatite phyllite Project pyrite quartz quartz veins quartzite Quaternary Rajasthan regional river rocks samples sand sandstone scale schist sediments sequence shale shear zone silt siltstone Siwalik slate slope soil Sonbhadra district spillway structures studies sulphide Supergroup surface surveys SYNCLINE tectonic Terrace thermal thick tion toposheet trending tunnel Udaipur district upper Uttar Pradesh valley Varanasi Varanasi Older Alluvium Vindhyan volcanics