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 23
... acidic and basic varieties , occurring mainly as rhyolites , augite - andesite and basalt . In the Dudh nar area , the trap is massive , unlayered , dark grey to light greenish , calcareous , fine to medium grained and with phenocrysts ...
... acidic and basic varieties , occurring mainly as rhyolites , augite - andesite and basalt . In the Dudh nar area , the trap is massive , unlayered , dark grey to light greenish , calcareous , fine to medium grained and with phenocrysts ...
Page 24
... acidic lava flow . These include dark greenish grey , fine grained , non - porphyritic basalts and dark greyish , fine grained , non - porphyritic , non - calcareous , acidic rock with pheno- crysts of quartz and felspars . At Naidahal ...
... acidic lava flow . These include dark greenish grey , fine grained , non - porphyritic basalts and dark greyish , fine grained , non - porphyritic , non - calcareous , acidic rock with pheno- crysts of quartz and felspars . At Naidahal ...
Page 129
... acidic soils are seen in some localities along coastal tracts of Kerala . The experts from Netherlands Engineering Consultants have in their report ( 1957 ) , recorded soils with pH of 2-3 . These soils are rich in chlorides and sul ...
... acidic soils are seen in some localities along coastal tracts of Kerala . The experts from Netherlands Engineering Consultants have in their report ( 1957 ) , recorded soils with pH of 2-3 . These soils are rich in chlorides and sul ...
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