Records of the Geological Survey of India, Volume 128, Part 4The Survey, 1996 - 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. |
From inside the book
Results 1-3 of 10
Page 4
... seen under the microscope . Fenitised alkali - feldspar granite with ramifications of cal- cite veins ( upto 3 cm wide ) occur in a nala in Rangkhigiri- Changleng section ( 78 K / 15 ) . Banded magnetite- quartzite ( 3m x 1Km ) rocks ...
... seen under the microscope . Fenitised alkali - feldspar granite with ramifications of cal- cite veins ( upto 3 cm wide ) occur in a nala in Rangkhigiri- Changleng section ( 78 K / 15 ) . Banded magnetite- quartzite ( 3m x 1Km ) rocks ...
Page 20
... seen near Wapol . Surma Group is further subdivided into Bhuban Formation and Bokabil Formation . Bhuban Formation is restricted to the south western extremity of the Jatinga valley and comprises of cement grey or pale greenish grey ...
... seen near Wapol . Surma Group is further subdivided into Bhuban Formation and Bokabil Formation . Bhuban Formation is restricted to the south western extremity of the Jatinga valley and comprises of cement grey or pale greenish grey ...
Page 33
... seen mainly at stream beds and as valley fill . ( Fig 12 ) The tentative lithostratigraphic succession of the area is as follows . Saifai Forma- Soil / Alluvium , gravel tion beds and hill - wash material Medium to coarse grained brown ...
... seen mainly at stream beds and as valley fill . ( Fig 12 ) The tentative lithostratigraphic succession of the area is as follows . Saifai Forma- Soil / Alluvium , gravel tion beds and hill - wash material Medium to coarse grained brown ...
Contents
LIMESTONE INVESTIGATION Ops I Meghalaya | 6 |
An Overview | 17 |
Quaternary geology and geomorphological mapping of the Brahmaputra Valley | 23 |
Copyright | |
Other editions - View all
Common terms and phrases
Aizawl AIZAWL DISTRICT arenaceous argillaceous Arunachal Pradesh Assam bands Barail Group Bhuban Formation biotite Bokabil borehole CACHAR clay coal Code comprises Dauki Fault Dibang Valley Disang Group DIVISION An Overview dolomite East Siang Eocene erosion excavation exposed field season fold Geoenvironmental geotechnical gneiss granite granitoids grey indicate JAINTIA HILLS DISTRICT joint KALIYANI LINEAMENT Karbi Anglong District Khasi Greenstones Kopili Kumar limestone Litang lithostratigraphy lithounits located medium grained Meghalaya mineral mineralisation Mizoram molybdenite Mukatung Nagaland NE-SW North Eastern Region occur overlain pegmatitic power house prone areas Quaternary Ranganadi river rockmass samples sandstone scale schist sediments Sela Group sequence shale shear Shella Formation Shillong Siang District Sibsagar siltstone slope soil sq.km structure Surma Surma Group Survey of India Sylhet synclinal systematic geological mapping tectonic Tertiary thick TINSUKIA DISTRICT tion Tipam Group toposheet traverse trend TRIPURA tunnel ultramafic Unconformity West Kameng district zone