Records of the Geological Survey of India, Volume 112, Part 5The Survey, 1979 - 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 19
... colour . The fresh rock varies in colour from dark green to pale or olive green with grain size varying from fine to coarse and even aphanitic . They are intimately mixed with serpentinites and carbonate rocks , but at places the blocks ...
... colour . The fresh rock varies in colour from dark green to pale or olive green with grain size varying from fine to coarse and even aphanitic . They are intimately mixed with serpentinites and carbonate rocks , but at places the blocks ...
Page 20
... colour . This is a rare rock of alkaline affinity . There also occur small boulders , of less than half a metre diameter , within the deeply weathered peridotites in the extreme east of the CH - II body . They are gabbroic rocks of ...
... colour . This is a rare rock of alkaline affinity . There also occur small boulders , of less than half a metre diameter , within the deeply weathered peridotites in the extreme east of the CH - II body . They are gabbroic rocks of ...
Page 37
... COLOUR CHARACTERISTICS Mass colour of " Red Oxide " is the chief market- ing parameter and is a collective function of the individual tints of the mineral assemblage and to some extent of the grain morphology . The salient colours of ...
... COLOUR CHARACTERISTICS Mass colour of " Red Oxide " is the chief market- ing parameter and is a collective function of the individual tints of the mineral assemblage and to some extent of the grain morphology . The salient colours of ...
Contents
RECORDS | 1 |
Petrology of the Ultramafic Rocks of Chalk Hills Salem Tamil Nadu | 15 |
Studies on the Dolerite Dykes of Hunsur Periyapatna area Mysore District | 35 |
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Common terms and phrases
amphibole aquifers Auroville banded ferruginous barytes beds biotite borehole carbonate Chalk Hills charnockitic chemical chert chert/quartzite chlorite clay clinopyroxene colour Cretaceous Cuddapah basin Dharwar diopside dips district dolerite dolomite drilled dunites dykes East lode electrical log faults feldspars formation Gadag Geol Surv Ind GEOLOGICAL SURVEY geomorphic gms/tonne gneisses goethite gold grains granite granulites Groundwater hematite hornblende hornblendite igneous indicates iron Kabuliyatkatti Karnataka Kerala lapilli laterite layers limestone magma magnesite Mangampeta mapping metamorphism metres minerals Murthy Mysore Nilgiri occur olivine outcrops peridotites plagioclase present pyroxene pyroxenite quartz quartzite Quilon range Rec Geol Surv Red Oxide Salem samples sands sandstone Sandur schist sedimentary sediments serpentinite shear zone shonkinite silica strike length studies surface Survey of India taluk Tamil Nadu tectonic Tertiary thickness tonnes trend ultrabasic ultramafic bodies ultramafic rocks Unpublished GSI Report upto a depth varies vein barytes Vempalle Warkalli