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 18
... Chalk Hills ultramafic bodies differ from the traditionally recognised types of ultramafic rock association . They are not in primary association with the country rocks and they are unique as shear zone ultramafites . GEOLOGY OF THE CHALK ...
... Chalk Hills ultramafic bodies differ from the traditionally recognised types of ultramafic rock association . They are not in primary association with the country rocks and they are unique as shear zone ultramafites . GEOLOGY OF THE CHALK ...
Page 29
Geological Survey of India. of si values of the Chalk Hills ultrabasic magma varying from si 38 to 97 , the al and fm trend lines do not intersect ... Chalk Hills ultramafites are 29 PETROLOGY OF ULTRAMAFIC ROCKS OF CHALK HILLS , SALEM.
Geological Survey of India. of si values of the Chalk Hills ultrabasic magma varying from si 38 to 97 , the al and fm trend lines do not intersect ... Chalk Hills ultramafites are 29 PETROLOGY OF ULTRAMAFIC ROCKS OF CHALK HILLS , SALEM.
Page 30
... Chalk Hills rocks are evidently not " layered ' . Further , in the context of the criteria formulated by Thayer ( 1960 ) , the Chalk Hills rocks are neither alpine type , for they do not show any diapirism being in primary association ...
... Chalk Hills rocks are evidently not " layered ' . Further , in the context of the criteria formulated by Thayer ( 1960 ) , the Chalk Hills rocks are neither alpine type , for they do not show any diapirism being in primary association ...
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