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 58
... gneisses of varying compositions constituting the Char- nockite Group . The two - pyroxene granulites and associated gneisses are the important con- stituent members of the Group . The latter is most prevalent and is represented by the ...
... gneisses of varying compositions constituting the Char- nockite Group . The two - pyroxene granulites and associated gneisses are the important con- stituent members of the Group . The latter is most prevalent and is represented by the ...
Page 151
... gneissic . Stray enclaves of banded magnetite quartzites and granulites occur in this large gneissic complex . the The quartzites , iron formation and alumino - silicate bearing gneisses of the Granulite Complex are metasedimentary ...
... gneissic . Stray enclaves of banded magnetite quartzites and granulites occur in this large gneissic complex . the The quartzites , iron formation and alumino - silicate bearing gneisses of the Granulite Complex are metasedimentary ...
Page 152
... gneisses . Their dimensions vary from vary from large mappable bodies to small enclaves and lenses in leptynites and biotite gneisses . Large bodies have massive structureless Occassional transition to migmatitic rocks is common ...
... gneisses . Their dimensions vary from vary from large mappable bodies to small enclaves and lenses in leptynites and biotite gneisses . Large bodies have massive structureless Occassional transition to migmatitic rocks is common ...
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