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 25
... rocks have granular chalcedony , epidote , iron - ore grains , pyroxene and zeolite as the main minerals . Plate 11 , Figure 3 exhibits their nature . The rocks are fresh in the quarry near the village and show zeolites averaging 5 mm ...
... rocks have granular chalcedony , epidote , iron - ore grains , pyroxene and zeolite as the main minerals . Plate 11 , Figure 3 exhibits their nature . The rocks are fresh in the quarry near the village and show zeolites averaging 5 mm ...
Page 40
... rocks . In some places epidote is developed in large proportion . so that the rock becomes an epidote rock or epidote gneiss . The foliation direction of the rock varies from N. 30 ° to 50 ° W with north- easterly dips ranging from 30 ...
... rocks . In some places epidote is developed in large proportion . so that the rock becomes an epidote rock or epidote gneiss . The foliation direction of the rock varies from N. 30 ° to 50 ° W with north- easterly dips ranging from 30 ...
Page 42
... rocks Generally , all the schistose rocks show a conspicuously high proportion of sericite developed in them along the contact with the gneissic granite . This pheno- menon is observed in practically every variety of schistose rock and ...
... rocks Generally , all the schistose rocks show a conspicuously high proportion of sericite developed in them along the contact with the gneissic granite . This pheno- menon is observed in practically every variety of schistose rock and ...
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