Geological features and origin of the chromite deposits of …
The chromiferous ultramafic rocks of Sukinda Valley (21°0'–21°5'N:85°43'–86°0'E) of Orissa are intrusive into the Iron-Ore Supergroup (2,950–3,200 Ma) at the eastern periphery of the Indian Precambrian shield. Both laterally and vertically, chromite occurs as persistent layers, lenses or pockets in the serpentinized and silicified dunite-peridotite extending …
Record of biological remains from the Iron-ore …
stratigraphic member of the Iron Ore Supergroup. These cherts have also been studied earlier and the first finding of microfossils and stromatolites was reported by Avasthy (1977). Sarkar and Saha (1977) have dated the overlying Singhbhum Granite as ca. 2.9 b.y. and the underlying Metamorphic Gneisses as ca. 3.2 b.y. The
A geostatistical approach to resource evaluation of Kalta Iron Ore …
Kalta iron ore deposit, located in the state of Orissa, has been studied for resource evaluation using geostatistical approach taking into account the geological parameters wherever necessary.
(PDF) Geological Controls on High-Grade Iron Ores from …
The Singhbhum-Orissa Iron Ore Craton (SOIOC), eastern India, hosts one of the world's major iron ore resources. A number of high-grade (>62 wt % Fe) iron ore deposits are situated in eastern
Geochemical characteristics of iron ore deposits and
The main aim of the present study is to investigate geochemical analysis of iron ore and iron-enriched mineralised zones and their source identification by …
Precambrian Colluvial Iron Ores in the Singhbhum Craton: …
The iron ore pebbles are composed of martite and microplaty hematite, and are very similar in appearance to the BIF-hosted iron ores of the Noamundi-Joda deposits of the Iron Ore Group. ... Age of BIF-Hosted High-Grade Iron Ores and Stratigraphy of the Iron Ore Group. Journal of Geological Society of India, 70(1), 34–42. Retrieved from …
The iron-ore deposits of Bihar and Orissa
Edited by MARC Bot. import existing book. December 11, 2009. Edited by WorkBot. link works. April 1, 2008. Created by an anonymous user. Imported from Scriblio MARC record . The iron-ore deposits of Bihar and Orissa by Hubert Cecil Jones, 1934, Office of the Geological Survy of India edition, in English.
Regional structural analysis and reinterpretation in the
Acharya, S. (2008) Genesis of Banded Iron Formations, Associated Iron and Manganese Ore Deposits of Orissa–Jharkhand region, India and its role as exploration guide; Seminar on IRON ORES–Genesis and exploration techniques organized by SGAT, Bhubaneswar, pp.1–31.. Google Scholar . Behera, S.N., Jena, B.K. and Das, K.C. (2005) …
Mineralogical Characteristics of Iron Ores in Joda …
Mineralogical and geochemical characterization using SEM, XRD and EPMA were carried out on BIF and iron ores of the Joda and Khondbond areas of Jamda-Koira valley in Singhbhum North-Orissa …
On the Stratigraphy and Tectonic History of the Iron Ore …
The iron ore bearing rocks of Singhbhum and the adjoining areas of Bihar and Orissa consist of two groups with distinct lithological characters. One of these occurs within the Noamundi basin in the western part of the Singhbhum granitic platform, while the other occurs in the Gorumahisani-Badampahar ranges in the eastern part of the platform.
Iron ore localisation and its controlling factors in the …
Utkal University, Bhubaneswar-751004, Orissa, India debanandabeura@rediffmail Available online at: ... Orissa. Geological Survey of India Memoir 2. Acharya S. (1993). The field relationship of Iron and Manganese ore deposits in the Iron Ore basin of Bihar and Orissa. Recent Res. Geol., 14-23. 3. Morey G.B. (1983). Animikie Basin ...
Geological map of Singhbhum-Orissa iron ore craton
Singhbhum-Orissa Iron Ore Craton (SOIOC), eastern India, hosts one of the world's major iron ore resources. A number of high-grade (>62 wt % Fe) iron ore deposits are situated in eastern India ...
Field Relationship among the Three Iron Ore Groups of Iron Ore …
Banded Iron Formation (BIF) and iron ore deposit occupy three distinct provinces surrounding the North Odisha Iron Ore Craton (NOIOC) located in eastern India. They are Bonai-Keonjhar belt in the western flank, Badampahar-Gorumahisani-Suleipat belt in the eastern flank and Daitari-Tomka belt in the southern side of the Craton. All these three …
Geochemistry of some banded iron-formations of the …
Banded iron-formations (BIF) form an important part of the Archean supracrustal belts of the Jharkhand-Orissa region, India. Major, trace and REE chemistry of the banded iron-formation of the Gandhamardan, Deo Nala, Gorumahisani and Noamundi sections of the Jharkhand-Orissa region are utilized to explore the source of metals and …
Petrography and geochemistry of the iron-rich rocks in the banded iron
Occurrence of Archean BIF in the Bastar Craton of the Indian Peninsula was reported earlier from the Bailadila Range in the central part of the craton (Weld, 1915; Crookshank, 1938, Crookshank, 1963).However, iron occurrences in the Paleoproterozoic Chilpi Group (Kabirdham Iron Ore) in the northwestern part of the craton were reported …
Minerals | Free Full-Text | Geological Controls on High-Grade Iron …
Numerous iron ore deposits are hosted within the Meso to Neo-Archean banded iron formations (BIFs) extending across the Singhbhum-Orissa Craton, eastern India. Despite the widespread distribution of BIFs, which forms part of the iron ore group (IOG), heterogeneity in their grade and mineral composition is occasionally observed …
(PDF) Field Relationship among the Three Iron Ore Groups of Iron Ore
Iron formations of Odisha are distributed in three groups encircling the North Odisha Iron Ore Craton (NOIOC), is designated as Iron Ore Super Group (IOSG) of Odisha (1)(2)(3) .
A comparative mineralogical and geochemical …
Iron ores from two important Precambrian belts in India are studied in detail. The first of these is the Jilling-Langalota deposit, hosted by banded iron formations along with …
Full article: Geochemical signatures of manganese ores …
The first record of stromatolites in banded hematite quartzites (sensuostricto) in the iron ore group of Keonjhar District, Orissa, India-a significant step towards understanding of the depositional environment of the iron ores. 29th International geological congress,Kyoto, Japan, abstract 1-3-47,12. 6544.
Field and petrographic aspects of the iron ore
Banded iron formations of the Iron Ore Group (Archean greenstone belts) of Jharkhand-Orissa region, India host a good number of large iron ore deposits (Fe wt …
Geological Survey of India
The earliest account of the geology of parts now included within Karnataka were given by Christie and Capt.Newbold of the British East India Company. Robert Bruce Foote of the Geological Survey of India was the first to make a regional study. Geological mapping in most of the area of Mysore and Hyderabad states was carried out prior to
Configuration, geodynamic evolution and metallogeny of Paleoproterozoic
Sarkar and Saha (1963) revised the stratigraphy of the Singhbhum Proto-continent given by the Geological Survey of India (Dunn, 1929, Dunn, 1940, Dunn and Dey, 1942). In the revised stratigraphic succession, the metasedimentary and volcano-plutonic rocks of different ages occurring in between Chotanagpur Granite-Gneiss …
On the Geology of the Eastern Ghats of Orissa and Andhra Pradesh, India
The Eastern Ghats granulite - gneiss tract of Orissa and Andhra Pradesh, dominantly composed of the khondalite group with moderately extensive charnockites, granites, migmatites and local pegmatites, besides a few anorthosites-alkaline syenite complexes, covers approximately 52000 Sq. km. Serious problems have been faced in …
Chapter 1 Precambrian basins of India: stratigraphic and …
In a complementary chapter, Meert & Pandit (2015) examine the evolution of the Precambrian sedimentary basins of India within a unifying chronological and tectonic …
Establishment of Lithostratigraphy of Some Banded Iron …
Odisha and forms a part of Survey of India top sheet number 73G/5.The iron ore basins have been studied in ... GEOLOGICAL SETTING The Iron Ore Super Group of Odisha comprising three ... of the regional stratigraphy, which is given in Table 1 [16]. Table 1: General Stratigraphic Succession of BIF of Study
Metamorphosed Banded Iron Formation of Gorumahisani …
The metamorphosed Banded Iron Formation (BIF) of Gorumahisani-Sulaipat-Badampahar (GSB) belt in Precambrian Iron Ore Group, Singhbhum Craton, is well known in the mineral map of India. Detailed characteristics of iron ore and iron-containing rocks in BIF have been investigated at different mine profiles and results are interpreted in terms …
Biogenic wad in Iron Ore Group of rocks of Bonai-Keonjhar belt, Orissa
Outcrop of wad, about 3–5 m thick, associated with low to medium-grade manganese ore deposits in Iron Ore Group (IOG), is present in large quantum in Bonai-Keonjhar belt, Orissa. It is often inter-bedded with volcanic ash layers. Wad is powdery, fine grained, black to blackish-brown in colour, very soft, readily soils the fingers and its hardness on the …
Record of Biological Remains From the Iron-Ore Supergroup, Orissa, India
Geological Survey of India, Orissa Circle (N) Bhubaneswar 751 014 Abstract Diversified microbiota comprising of solitary spherical cells, cell groups in globular and filamentous colonies, germinating cells and dividing cells is recorded from the …
Steer Overseas -- Iron Ore mining in Orissa, India; Exporter of Iron …
Being one of the leaders in Iron Ore Mining in Orissa, India, the company supplies iron ore primarily against long-term contracts and have a strong customer base. As such, it is generally unaffected by movement of prices in the spot market. Steer Overseas - One of the leading exporter of Iron ore in India, also into bulk commodity exports and ...
1 IRON ORE DEPOSITS OF INDIA
Major iron ore deposits in India occur in Singhbhum district (Jharkhand), Keonjhar district (Orissa), Bellary district (Karnataka), Bastar district (Chhatisgarh) and Goa. The different …