Records of the Geological Survey of India, Volume 110, Part 2government of India., 1978 - 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 17
... complex , consists of sandstones , shales and limestones of amoderate thick- ness of 150 to 300 m . Part of the Sayan complex is considered to be Lower Cambrian . 2 . The Precambrian structures have been distinguished as 1. Archaeozoic ...
... complex , consists of sandstones , shales and limestones of amoderate thick- ness of 150 to 300 m . Part of the Sayan complex is considered to be Lower Cambrian . 2 . The Precambrian structures have been distinguished as 1. Archaeozoic ...
Page 19
... complex . Kimberlites of Africa are - Postcambrian . The Bushveld igneous complex ( 1950 m . y . ) is one of the marvels of igneous petrology , comprising a vast assemblage of intrusive and extrusive rocks . They lie in a basin shaped ...
... complex . Kimberlites of Africa are - Postcambrian . The Bushveld igneous complex ( 1950 m . y . ) is one of the marvels of igneous petrology , comprising a vast assemblage of intrusive and extrusive rocks . They lie in a basin shaped ...
Page 20
... complex has been well known in igneous petrology as a typical example of magmatic layering . The Great Dyke of ... complex has indicated an age of about 2100 m.y. Earlier to this folding phase , the pegmatites of Lower Mayumbian rocks ...
... complex has been well known in igneous petrology as a typical example of magmatic layering . The Great Dyke of ... complex has indicated an age of about 2100 m.y. Earlier to this folding phase , the pegmatites of Lower Mayumbian rocks ...
Contents
Recent advances in our knowledge of the Pakhal Supergroup with | 39 |
Precambrian geology of eastern India between the Ganga and | 60 |
UNESCO and the earth sciences By V G Podoinitsin | 117 |
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 fauna fold formations fossils Gangpur garnet Geol Soc Ind Geol Surv Ind Geological Survey geologists glauconite gneisses Godavari valley Gondwana Govindgarh granite granite gneiss granulite facies heavy mineral Himalayas Hooghly Ind Miner India Indian shield intrusive Iron Ore Group Iyengar Kaimur Kashmir laboratory 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 river samples sand sandstone Sarkar and Saha Sastry schists sedimentary sediments sequence Shale shear zone Singhbhum Singhbhum granite southern stratigraphic structures studies suggested Sullavai Survey of India tectonic thickness ultramafic unconformity Vindhyan younger