Records of the Geological Survey of India, Volume 123, Parts 3-4Government of India, 1990 - 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 131
... weathered and fresh granite with subordinate amount of amphibole schist and basic rock . Exfoliation weathering is common and due to this type of weathering sometimes fresh rock is exposed at shallow depths . As the fresh rock is ...
... weathered and fresh granite with subordinate amount of amphibole schist and basic rock . Exfoliation weathering is common and due to this type of weathering sometimes fresh rock is exposed at shallow depths . As the fresh rock is ...
Page 126
... weathered siltstones , sandstones and / or shales of Tertiary age . These weathered rocks are generally capped by a thin veneer of overburden / soil / debris . The broad geotechnical assessment of each site is given below : 1. Deo River ...
... weathered siltstones , sandstones and / or shales of Tertiary age . These weathered rocks are generally capped by a thin veneer of overburden / soil / debris . The broad geotechnical assessment of each site is given below : 1. Deo River ...
Page
... weathered layer and low resistivity value of the order of 250 ohm.m at places indicates a sheared / fractured weathered layer . The depth to the fresh compact bed rock varies from 65 to 190 m in the area . The fresh bed rock topography ...
... weathered layer and low resistivity value of the order of 250 ohm.m at places indicates a sheared / fractured weathered layer . The depth to the fresh compact bed rock varies from 65 to 190 m in the area . The fresh bed rock topography ...
Contents
CONTENTS | 1 |
Quaternary geological and geomorphological mapping of the ChandanBadua | 7 |
Quaternary geological mapping in KosiGandak interfluve tract North Bihar | 13 |
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alignment amphibolite anomaly anorthosite bands basin bed rock belt BIHAR BIHAR Code biotite block boreholes chromite clay CONSTRUCTION STAGE GEOTECHNICAL covered cut-off dam axis deposits depth Disang district drilling earth dam Engineering Geology Engineering Geology Division-IV excavation exposed EXTENDED ABSTRACTS field season folds foliation Formation foundation geochemical geological mapping Geology Division-II Ops geomorphological geophysical Geotechnical and Special GEOTECHNICAL INVESTIGATION gneiss gneissic Gondwana grained granite granite gneiss granitoid graphite grey grouting GSI Vol hill indicate irrigation khondalite lineaments located Meghalaya migmatites mineralisation minerals nala occur ORISSA ORISSA Code pegmatite phyllite plagioclase power house proposed Purulia Purulia district quartz veins quartzite Quaternary Regional Geology Division right bank samples sandstone scale schist sediments shale shear zone Shillong siltstone Singhbhum slope soil Special Investigation spillway sq km STAGE GEOTECHNICAL INVESTIGATION structure surface SURVEY OF INDIA thick toposheet traverse trending tunnel upto volcanic weathered West Bengal