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 18
... amygdaloidal with amygdules of zeolites , secondary quartz , felspar and chlorite up to 5 mm in maximum diameter . The older flows are less altered and epidotised than the younger flows which are porphyritic and amygdaloidal with mostly ...
... amygdaloidal with amygdules of zeolites , secondary quartz , felspar and chlorite up to 5 mm in maximum diameter . The older flows are less altered and epidotised than the younger flows which are porphyritic and amygdaloidal with mostly ...
Page 19
... amygdaloidal . Near Andhu , the trap is amygdaloidal and altered into an epidote rock . The amygdules are of zeolite , chalcedony and felspars , ranging to a maximum size of 4 cm in diameter . This trap forms the top of pheno- crystic ...
... amygdaloidal . Near Andhu , the trap is amygdaloidal and altered into an epidote rock . The amygdules are of zeolite , chalcedony and felspars , ranging to a maximum size of 4 cm in diameter . This trap forms the top of pheno- crystic ...
Page 20
... amygdaloidal . The above sequence of rock types seems to be prevalent in the area and the top of the different flows is of amygdaloidal trap , whenever traceable . The flows are lenticular , massive and jointed . Although there is thin ...
... amygdaloidal . The above sequence of rock types seems to be prevalent in the area and the top of the different flows is of amygdaloidal trap , whenever traceable . The flows are lenticular , massive and jointed . Although there is thin ...
Contents
On studies of the Agglomeratic Slate and Panjal Trap in the Jhelum | 12 |
Chandranath granite Goa by A R Gokul and M D Srinivasan | 38 |
Geometry and age relation of minor folds in the Daling metamorphites | 46 |
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Common terms and phrases
acid agglomeratic slates Archaean assemblage Bababudan Group bands Barakar basalts bedrock beds Bihar biotite Boulder Conglomerate calcareous Chitradurga chlorite clays coal correlation craton Cuddapah deposits Dhok Pathan 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 Karharbari Kashmir Khasi Kurnool laterite limestone Lower Gondwana Lower Karewas metamorphism metres mineralisation minerals non-porphyritic occur overlying Palaeobotanist Panchet Panjal trap phenocrysts phyllite Pinjor Plate Pleistocene Pliocene porphyritic pyroxene quartz quartzite Raniganj Raniganj Coalfield Sandstone schist schist belts schistose schistose rocks sediments sequence shales Siwalik stratigraphic Supergroup Surv Survey of India Sylhet Sylhet Limestone Sylhet Sandstone Talchir Tatrot tectonic Tertiary thick unconformity Upper upto valley Vindhyan volcanic Western Block zeolite zone