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 90
... limestone and sandstone serving as an envelope for the allochthonous ophiolitic suite . They also occur as enclave within ophiolites . Pascoe ( ibid ) assigned a Lower Tertiary age for the Di- sangs and commented that it might perhaps ...
... limestone and sandstone serving as an envelope for the allochthonous ophiolitic suite . They also occur as enclave within ophiolites . Pascoe ( ibid ) assigned a Lower Tertiary age for the Di- sangs and commented that it might perhaps ...
Page 126
... limestone , gneiss and schists . The phosphate occurs as bedded cherty phosphorite and associated with the massive brown cherty quartzite and dolomitic limestone . The phosphorite also occurs as layers and lumps in the limestones but ...
... limestone , gneiss and schists . The phosphate occurs as bedded cherty phosphorite and associated with the massive brown cherty quartzite and dolomitic limestone . The phosphorite also occurs as layers and lumps in the limestones but ...
Page 127
... limestone with lenses of felspa- thic rock and phyllites . Schists and gneisses Phyllite is the most dominating ... limestone and phosphorite occur as a linear patch within the phyllite with a prominant NNW - SSE strike . As revealed in ...
... limestone with lenses of felspa- thic rock and phyllites . Schists and gneisses Phyllite is the most dominating ... limestone and phosphorite occur as a linear patch within the phyllite with a prominant NNW - SSE strike . As revealed in ...
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