Records of the Geological Survey of India, Volume 113, Parts 4-6The Survey, 1980 - 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 50
... shale . The colour is generally medium to dark grey . The diamictite shows lateral gradation to finely layered argillite containing dispersed outsized clasts . The clasts range in size from granules to boulders and is polymictic ...
... shale . The colour is generally medium to dark grey . The diamictite shows lateral gradation to finely layered argillite containing dispersed outsized clasts . The clasts range in size from granules to boulders and is polymictic ...
Page 95
... shale mudstone / clay The Disangs V. Ukhrul , Manipur East dist . Manipur VI . Ukhrul , Manipur East ( near 5 km post of Ukhrul - Sirohi Rd . ) dist . Manipur Limestone as thin lenses inter- banded with sandstone / shale . Limestone ...
... shale mudstone / clay The Disangs V. Ukhrul , Manipur East dist . Manipur VI . Ukhrul , Manipur East ( near 5 km post of Ukhrul - Sirohi Rd . ) dist . Manipur Limestone as thin lenses inter- banded with sandstone / shale . Limestone ...
Page 96
... shale through calcareous shale to shale and are conformable in nature and as such it may be postulated that the lower age limit for the Disang could possibly be Upper Cretaceous . Challao . No radiometric data for the ophiolite suite is ...
... shale through calcareous shale to shale and are conformable in nature and as such it may be postulated that the lower age limit for the Disang could possibly be Upper Cretaceous . Challao . No radiometric data for the ophiolite suite is ...
Contents
Part | 1 |
Problems of correlation of PreGondwana rock units of Arunachal Pradesh and adjoining areasa review | 15 |
The Sung Valley alkaline ultramafic carbonatite complex East Khasi and Jaintia Hills districts Meghalaya | 24 |
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Common terms and phrases
alluvium anorthosite assemblage associated augite bands basalt flows basin beds belt biotite Bombay bore holes borehole calcite carbonatite Charnockite chert chlorite chromite clay clinopyroxene coal complex Deccan Trap deposits developed district drainage dykes emplaced fault felspar fluorite folds Formation fossil fragments gabbro geochemical Geol Geological Survey geomorphic gneisses Gondwana grade grains granite granulites greisens grey groundmass Group hill Himalayas ijolite indicated intrusive laterite layers limestone magnetite Manipur mapping Meghalaya metamorphic metres migmatites mineralisation minerals Narmada occur olivine opaque ophiolite phenocrysts phosphorite phyllite plagioclase Plate porphyritic Pradesh present pyroclastic pyroxene pyroxenite quartz quartz veins quartzite region river rocks samples sandstone schist seam sedimentary sediments sequence serpentinite shale sillimanite soil stratigraphic structure studies sub-surface surface Surv Survey of India Tapti tectonic thickness thin tion trending tuff ultramafic Unpublished GSI Report upto Vaghur valley volcanic zone