Records of the Geological Survey of India, Volume 61The Survey, 1929 - 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
... clay overlying decomposed slate on either side , and the centre pit which has been sunk to a depth of over 40 feet passes through brown residual clay . The rock is impermeable and the slopes of the valley are stable . The site is ...
... clay overlying decomposed slate on either side , and the centre pit which has been sunk to a depth of over 40 feet passes through brown residual clay . The rock is impermeable and the slopes of the valley are stable . The site is ...
Page 85
... clay . At the extreme north - eastern tongue of the reservoir area there are exposures of a compact , gritty ... clay sand passing downwards into hard brown clay . The strata attest the rapid lateral variation of the rock series . In ...
... clay . At the extreme north - eastern tongue of the reservoir area there are exposures of a compact , gritty ... clay sand passing downwards into hard brown clay . The strata attest the rapid lateral variation of the rock series . In ...
Page 86
... clay the danger of seepage or undermining from above and of erosion on the down - stream side is greatly increased and it may be doubted whether it would be safe to construct a masonry dam on such foundations . Mr. Bradshaw considers ...
... clay the danger of seepage or undermining from above and of erosion on the down - stream side is greatly increased and it may be doubted whether it would be safe to construct a masonry dam on such foundations . Mr. Bradshaw considers ...
Contents
PART | 1 |
A ZincSpinel from Southern India By W A K Christie B Sc Ph D | 8 |
The Lua Fall By A L Coulson M | 25 |
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alluvium Area in acres Assam bands basalt Bihar Bihar and Orissa boulders Burma Cambrian cent Central Provinces charnockite Chindwin clay coal coke Conohyus corundum Dandot Date of commence Decem deposits district dolomitic east Eocene exported feet fossil Geol Geological Survey gneiss granite hæmatite hill India iron Irrawadian Khewra Kohat kyanite Laki stage laterite limestone Lower Madras Manganese mapped ment Messrs Mica Middlemiss miles mineral oil Mining Lease Neobolus Beds Novem Nummulitic occur Orissa outcrop output P. L. renewal petroleum Plate plateau production Pseudomorph Punjab Purple Sandstone Quantity quartz quartzite Rajputana Raniganj reservoir river rocks Saline Series Salt Marl Salt Range Sandstone schists seam seen Septem shales Shan sheet Shwegyin Chaung slate slopes species specimens strata stream Surv Survey of India Tertiary thick Tin and allied tion tons valued Tract Upper valley village