Records of the Geological Survey of India, Volume 107Geological Survey of India, 1976 - 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 27
... range , the ultimate nature of felspars constituting the groundmass being difficult to be precisely determined . 2 Chemically , basalts show SiO , range from 48 to 51 per cent , have high CaO ( 7.50 or more ) , MgO ( 7.20 or more ) and ...
... range , the ultimate nature of felspars constituting the groundmass being difficult to be precisely determined . 2 Chemically , basalts show SiO , range from 48 to 51 per cent , have high CaO ( 7.50 or more ) , MgO ( 7.20 or more ) and ...
Page 78
... ranges of seismic velocities and that broadly the Archa- eans and the Vindhyans are found to occur as bedrock to the east and to the ... range of velocity , corresponds to unconsolidated sediments and it may be reasonable to infer that 78.
... ranges of seismic velocities and that broadly the Archa- eans and the Vindhyans are found to occur as bedrock to the east and to the ... range of velocity , corresponds to unconsolidated sediments and it may be reasonable to infer that 78.
Page 87
... Range South of Tura Range ( including Darrangiri Coalfield ) KOPILI STAGE SIJU LIMESTONE STAGE ( Prang Limestone TURA SANDSTONE STAGE ( Middle and / or Lower ) SYLHET LIMESTONE STAGE North South South of Plateau North Palaeo- Not ...
... Range South of Tura Range ( including Darrangiri Coalfield ) KOPILI STAGE SIJU LIMESTONE STAGE ( Prang Limestone TURA SANDSTONE STAGE ( Middle and / or Lower ) SYLHET LIMESTONE STAGE North South South of Plateau North Palaeo- Not ...
Contents
RECORDS | 2 |
A note on the polymetallic sulphide mineralisation in Askot area | 8 |
On studies of the Agglomeratic Slate and Panjal Trap in the Jhelum | 12 |
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Common terms and phrases
acidic agglomeratic slates amphibolite Archaean assemblage Bababudan Group bands Barakar basalts beds Bihar biotite Boulder Conglomerate calcareous Chitradurga chlorite clays correlation craton Cuddapah deposits Dharwar district east epidote facies felspar flora of India folds formation fossil galena Garo Hills Geoclemys Geol Geological Survey Glossopteris Glossopteris flora gneiss gneissic complex Gondwana grained greenish grey greenstone belts greyish high grade schists Ibid indicated isotopic Jour Karharbari Kashmir Kurnool laterite limestone Lower Gondwana Lower Karewas metamorphism metres mineralisation minerals Mysore non-porphyritic occur outcrops overlying Palaeobotanist Panchet Panjal trap phenocrysts Pinjor Plate Pleistocene Pliocene porphyritic Precambrian pyroxene quartz quartzite Raniganj rock types Sargur schist schist belts schistose schistose rocks sediments sequence shale Siwalik stratigraphic Supergroup Surv Survey of India Sylhet Sylhet Limestone Sylhet Sandstone Talchir Tatrot tectonic Tertiary thick unconformity Upper upto valley veins Vindhyan volcanic Western Block zeolite zone