Records of the Geological Survey of India, Volume 112, Part 4The Survey, 1982 - 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 22
... bands assayed 0.020 % to 0.18 % UsOs and some carbonised wood fragments showed as much as 0.55 % Uз08 . Uranium ... band varies from 0.072 to 0.19 % U3O8 . Coalified wood shows rich mineralisation and a sample of this showed as much as ...
... bands assayed 0.020 % to 0.18 % UsOs and some carbonised wood fragments showed as much as 0.55 % Uз08 . Uranium ... band varies from 0.072 to 0.19 % U3O8 . Coalified wood shows rich mineralisation and a sample of this showed as much as ...
Page 26
... bands . 30-100 Mottled clay with sandstone lenses . Sandstone with shale bands . Sandstone with shale and grit bands . Precambrian Granitic Basement NW SE GEOLOGICAL PROFILE ACROSS THE AREA 26 Variation of thickness of sedimentary ...
... bands . 30-100 Mottled clay with sandstone lenses . Sandstone with shale bands . Sandstone with shale and grit bands . Precambrian Granitic Basement NW SE GEOLOGICAL PROFILE ACROSS THE AREA 26 Variation of thickness of sedimentary ...
Page 27
... bands . Lower Part : Sandstone with shale bands . Splintery shale and fine - graned sandstone with coal bands . Splintery shale with sandstone and limestone bands . It will be seen that thicknesses of the Namsang and Girujan Clay ...
... bands . Lower Part : Sandstone with shale bands . Splintery shale and fine - graned sandstone with coal bands . Splintery shale with sandstone and limestone bands . It will be seen that thicknesses of the Namsang and Girujan Clay ...
Contents
OF | 1 |
A note on the Gondwana sediments of Singrimari Hallidaygunj Meghalaya | 7 |
A note on the uranium mineralisation in Cretaceoussedimentary rocks near Gomaghat Khasi Hills | 17 |
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Alluvium Anek arkose Arunachal Pradesh Assam assemblage Atomic Minerals Division Barail Group basin beds Bhuban Formation Biostratigraphy Boka Bil Formation Brahmaputra Burma carbonaceous Chatterjee coal seams coalfield conglomerate Cretaceous Darrangiri deposits diamictite Dielasma Disang Formation Disang Group Eocene Eurydesma exposed fauna foraminifera fossil Garo Hills gastropod Geol Geological Survey GHOSH Girujan Clay Formation Gomaghat Himalayas horizon Jaintia Group Khasi Hills Kopili Formation Kuklung Langrin Mahadeo Formation Makum Manipur marine MATHUR Meghalaya metres Miocene Miocene age Mukherjee Nagaland Nenkhara Noet Nummulites occurs Oligocene PLATE pyrite range region rocks Rotalia Sahni samples sandstone Sarbhog Satsangi sedimentary sediments sequence shales Shillong Plateau Siang district SINGH Singrimari SINHA species stratigraphic studied Subansiri sulphur Surma Surma Group Surv Survey of India Sylhet Sylhet Limestone Talchir taxa Tertiary thickness tillite Tipam Group trace elements Tripura Tura Unconformity Unpublished GSI Upper Assam uranium uranium mineralisation Vred Zone