Records of the Geological Survey of India, Volume 94Government of India, 1962 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 12
... scale of 2 inches to a mile . He recognised the following rock types - Garnetiferous mica - schists , quartzites , quartz- schists , mica - schists , calc - silicate rocks ( mainly garnet - diopside rocks ) , hornblende - schists ...
... scale of 2 inches to a mile . He recognised the following rock types - Garnetiferous mica - schists , quartzites , quartz- schists , mica - schists , calc - silicate rocks ( mainly garnet - diopside rocks ) , hornblende - schists ...
Page 56
... scale of two inches to a mile . The rock types are marble , phyllite , quartzite and breccia traversed by a very large number of quartz veins . The old pits in the quartz veins north of Angari brilliantly display secondary minerals of ...
... scale of two inches to a mile . The rock types are marble , phyllite , quartzite and breccia traversed by a very large number of quartz veins . The old pits in the quartz veins north of Angari brilliantly display secondary minerals of ...
Page 79
... scale and 180 sq . miles on the scale 1 inch to a mile . He also carried out large scale mapping of an area of about 2 sq . miles in the Srivarajpur Mining area on a scale of 100 feet to an inch . The rock formations ( Aravalli series ) ...
... scale and 180 sq . miles on the scale 1 inch to a mile . He also carried out large scale mapping of an area of about 2 sq . miles in the Srivarajpur Mining area on a scale of 100 feet to an inch . The rock formations ( Aravalli series ) ...
Contents
INTRODUCTION | 1 |
MINERAL INVESTIGATIONS | 28 |
ENGINEERING GEOLOGY AND WATERSUPPLY INVESTIGATIONS 888 | 88 |
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1/16 inch slot 12-inch dia amphibole amphibolites Andhra Andhra Pradesh Argada Balasore bands Barakar basalts beds boreholes Calcutta cent charnockites chondrules coal coalfield Cretaceous Cushman Deccan Traps deposits dips district district.-Shri dolerite drawdown east ending in clay felspar folds foraminifera formations fossils G.S.I. Type geological mapping Geological Survey gneisses Gondwana grade grains granites Gravel for shrouding grey Groundwater heavy mineral housing installed ilmenite investigations iron-ore land surface limestone m.s.l. Drilled magnetite manganese manganese-ore metamorphic metres miles million tons mineralisation minutes of test occur olivine Orissa outcrop pegmatites phenocrysts phyllites porphyritic Pradesh pumping with turbine quartz quartz veins quartzites Rajasthan ridge river rutile samples sand dunes sandstones Sarvashri Sastri saturated granular zones schists seams shales Shri sillimanite slotted sections specimen Srivastava Static water level Survey of India test pumping thickness topo-sheets tubewells turbine pump Utatur vesicular zones at depths