Records of the Geological Survey of India, Volume 126, Part 2Government of India, 1991 - 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 27
... granite gneiss engulfs the metasedimentary rocks and associated amphibolite . The metasedimentaries , in turn , are intruded by granite plutons and numerous pegmatitic veins . Megascopically , the granite plutons are classified as ...
... granite gneiss engulfs the metasedimentary rocks and associated amphibolite . The metasedimentaries , in turn , are intruded by granite plutons and numerous pegmatitic veins . Megascopically , the granite plutons are classified as ...
Page 31
... granite The Ahar River granite occurs partly in the Ahar river bed to the northwest of Udaipur city . The granite is leucocratic with little ferromagnesian minerals . Feldspar is dominantly greenish in colour . Sometimes pink feldspars ...
... granite The Ahar River granite occurs partly in the Ahar river bed to the northwest of Udaipur city . The granite is leucocratic with little ferromagnesian minerals . Feldspar is dominantly greenish in colour . Sometimes pink feldspars ...
Page 34
... granite , West Bengal and Arkasani granophyre , Bihar . The Kuilapal granite is intrusive into the metamorphosed volcano - sedimentary packet north of the Dalma lava belt . It is a coarse grained , inequigranular rock consisting ...
... granite , West Bengal and Arkasani granophyre , Bihar . The Kuilapal granite is intrusive into the metamorphosed volcano - sedimentary packet north of the Dalma lava belt . It is a coarse grained , inequigranular rock consisting ...
Contents
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 121 |
Geodata and Information Division | 141 |
Overview of the Deputy Director General | 195 |
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Common terms and phrases
aeromagnetic amphibolite analysis ANDHRA PRADESH anomalies bands Barakar Formation Barren Measures Formation basement basin belt Bengal Bihar Birbhum block boreholes calcareous carbonaceous carbonaceous shale clayey coal bearing coal seams COAL WING coarse grained Code cores covered cruise deposition DISTRICT drilled east EXPLORATION FOR COAL fault field season foraminifera geochemical GEOLOGICAL MAP geophysical gneiss Godavari Valley Gondwana grade grained sandstone granite heavy mineral INDEX intersected investigation isobath Kamthi Formation Lakshadweep lignite lime mud limestone located lower MADHYA PRADESH magnetic medium grained METAMORPHICS million tonnes mineralisation NW-SE occur ooids Orissa phyllite PLATE PLATE-I potentiality Precambrian quartz quartzite Rajmahal Raniganj Raniganj Formation Regional exploration ridge rocks Sakoli samples sand sandstone scale schist seam zones sector sediments sequence SHAHDOL DISTRICT shale shelf siltstone slope Sohagpur sq km strike studies sub-surface Survey of India Talchir Formation Toposheet trending upto VALLEY COALFIELD water depth