Records of the Geological Survey of India, Volume 110Geological Survey of India, 1975 - 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 67
... fold patterns and metamorphic episodes the shear zone could be identified . It becomes oblique to the plane of the ... fold pattern unaccompanied by many smaller folds except near the hinge zone . This bedding plane schistosity is ...
... fold patterns and metamorphic episodes the shear zone could be identified . It becomes oblique to the plane of the ... fold pattern unaccompanied by many smaller folds except near the hinge zone . This bedding plane schistosity is ...
Page 79
... fold , termed by him as the Dublabera fold . On the basis of cross - lamination data he established that the youngest rocks occupy the core of the regional fold in the central and eastern parts . The jasper pebbles were explained as ...
... fold , termed by him as the Dublabera fold . On the basis of cross - lamination data he established that the youngest rocks occupy the core of the regional fold in the central and eastern parts . The jasper pebbles were explained as ...
Page 80
... fold closures garnet and biotite parallel to the fold axis identifies a second prograde metamorphism . Staurolite was related to contact metamorphism by much younger granitic plutons such as the Itma Tonalite . He considered these to ...
... fold closures garnet and biotite parallel to the fold axis identifies a second prograde metamorphism . Staurolite was related to contact metamorphism by much younger granitic plutons such as the Itma Tonalite . He considered these to ...
Contents
Inår | 1 |
Recent advances in our knowledge of the Pakhal Supergroup with | 39 |
Precambrian geology of eastern India between the Ganga and | 60 |
Copyright | |
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amphibolite anorthosite Archaean arkose assemblage Banerjee basal basin beds belt Bihar charnockites Chatterjee Chhotanagpur clay conglomerate correlation Cuddapah Dalma deformation Deolond deposits Dhanjori district Dolerite dolomite Dunn Eastern epidiorites fauna fold formations fossils Gangpur garnet Geol Soc Ind Geol Surv Ind Geological Survey geologists glauconite gneisses Godavari valley Gondwana grade granite granite gneiss granulite facies heavy mineral Himalayas Hooghly Ind Miner India Indian shield Int Geol intrusive Iron Ore Group Iyengar Kaimur Kashmir lavas limestone lithological Mallampalli Mallik marine Mem Geol metamorphic Mulug Noamundi occur offshore Orissa outcrop Pakhal Pal Ind palaeontology phyllites Plate Porcellanite Pradesh Precambrian Precambrian rocks Proc Proterozoic quartz quartzite Rec Geol Surv region Rewa rift samples sand Sandstone Sarkar and Saha Sastry schists sedimentary sediments sequence Shale shear zone Singhbhum Singhbhum granite stratigraphic structures studies suggested Sullavai SURVEY OF INDIA tectonic thickness ultramafic unconformity Vindhyan younger