Records of the Geological Survey of India, Volume 123, Part 1The Survey, 2002 - 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 225
... occur within dominantly meta - acid - intermediate - porphyries . Meta- basalt shows biotitization in contact with ... occur as impersistent and randomly spatially distributed , minor lithounits . Zinc mineralisation occurs sporadically ...
... occur within dominantly meta - acid - intermediate - porphyries . Meta- basalt shows biotitization in contact with ... occur as impersistent and randomly spatially distributed , minor lithounits . Zinc mineralisation occurs sporadically ...
Page 239
... occur in amphibolites near the contact with pegmatitic syenite veins near Kunavaram . Pink and bluish pink rubies , mostly fragmented , occur in biotite gneisses and quartz mica schists , wherever they are traversed by white pegmatite ...
... occur in amphibolites near the contact with pegmatitic syenite veins near Kunavaram . Pink and bluish pink rubies , mostly fragmented , occur in biotite gneisses and quartz mica schists , wherever they are traversed by white pegmatite ...
Page 361
... occur further away from the base of hills forming the plains of Number Reserve Forest . The fine grained ferruginous sandstones of Kopili Formation from low mounds within the plains and also occur on either side of Diphu - Bokajan Road ...
... occur further away from the base of hills forming the plains of Number Reserve Forest . The fine grained ferruginous sandstones of Kopili Formation from low mounds within the plains and also occur on either side of Diphu - Bokajan Road ...
Contents
CENTRAL HEADQUARTERS | 1 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 46 |
COAL WING | 72 |
Copyright | |
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Common terms and phrases
analysed anomaly assess associated bands basalt base basic basin belt Bihar block bodies boreholes carried channel clay coal Code collected completed comprises condition construction continued core covered delineated deposits depth detailed developed Director district Division drilling dykes eastern exploration exposed field flows Formation foundation geological mapping geophysical geotechnical investigation gneiss gold grade grained granite Group Headquarters holes identified indicated intrusive irrigation length lignite limestone located lower magnetic major mineral mineralisation Nagpur objective occur Orissa Pradesh prepared present processed proposed quartz quartzite range Regional reported reservoir revealed river rock samples sand sandstone scale Scheme schist seams sediments shale shear soil spillway sq km stage strike structure suggested surface surveys taken thickness thin tion Toposheet traverses trending tunnel units upto values varies various veins West zone