Records of the Geological Survey of India, Volume 75, Issues 2-16Government of India, 1940 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 2
... developed along the southern side of Scope of work . the Shillong plateau , and initiated me into the geology of the Khasi hills at Therriaghat ( 25 ° 11 ′ : 91 ° 46 ′ ) where , on the east bank of the Um Sohryngkew , the Cretaceous and ...
... developed along the southern side of Scope of work . the Shillong plateau , and initiated me into the geology of the Khasi hills at Therriaghat ( 25 ° 11 ′ : 91 ° 46 ′ ) where , on the east bank of the Um Sohryngkew , the Cretaceous and ...
Page 16
... developed colloidal psilomelane in solution - cavities in polianite or in vugs in limonite , in the latter occurrence alternating with psilomelane and chalcophanite . It is present in very fine needles and is best observed under higher ...
... developed colloidal psilomelane in solution - cavities in polianite or in vugs in limonite , in the latter occurrence alternating with psilomelane and chalcophanite . It is present in very fine needles and is best observed under higher ...
Page 19
... developed from them at the time of crust formation . Even so , the source of the vein material does in no way differ from that of the ones formed in the terrestrial atmosphere , and one thus faces the possibility that the ores of the ...
... developed from them at the time of crust formation . Even so , the source of the vein material does in no way differ from that of the ones formed in the terrestrial atmosphere , and one thus faces the possibility that the ores of the ...
Contents
RECORDS | 2 |
MINERAL PRODUCTION FROM FRONTIER PROVINCE | 10 |
THE GEOLOGICAL SURVEY OF INDIA | 12 |
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A. L. Coulson acid amphibole Assam band Barakar Bawdwin beds biotite Burma Calcutta Cambrian cent charnockites Cherra sandstone Cherrapunji Chitral clay coking coals Colliery Cretaceous crust deposits diopside diopside-gneisses Dishergarh Dore river Dutta Roy earthquake Eocene extract feet felspar ferruginous fossils garnet Geol Geological Survey Ghundai Tarako Gondwana granite grey Hazara district hills Himalaya hornblende hypersthene Indian coals Indobrahm Indus iron J. A. Dunn Jharia Khyber Agency Kohat district Kustore limestone limonite lower LXXV M. S. Krishnan manganese manganese-ore marble Mardan district material metamorphic meteorite miles minerals North-West Frontier Province Nummulitic occur P. K. Ghosh Panchet Permian Peshawar plagioclase Plate plateau Poniati PROFESSIONAL PAPER psilomelane Punjab quartz Raniganj rocks Salt Range samples sandstone seam selvage shales silicates Siwalik Siwalik River South Waziristan species specimens stage Surv Survey of India thickness tion troilite types Upper valley veins zone