 | | Journal (article/letter/editorial) | | 1007/s00710-009-0076-z ORIGINAL PAPER Newania carbonatites, Western India: example of mantle derived magnesium...Abstract The key mineralogical features of the Newania carbonatites, that illustrate their derivation...Cr-rich magnetite and graphite coexist with carbonatite minerals and precipitated from carbonate magma...for the Newania carbonatite give temperatures from 463 to 950°C. The parental source for Newania carbonatites...increased during the crystallization history of Newania. The estimated oxygen fugacity (for ilmenite–magnetite |  | | Journal (article/letter/editorial) | | März 2002 U-rich pyrochlore in carbonatite of Newania, Rajasthan Shrinivas G. Viladkar, Mumbai, and... I. (2002): U-rich pyrochlore in carbonatite of Newania, Rajasthan. – N. Jb. Miner. Mh. 2002 (3): 97–106;...One of the most important features of the Newania carbonatite is that it hosts Cu and pyrochlore mineralization...phase) of crystallization of carbonatite (rauhaugite) magma at Newania which had elevated concentration...concentration of both Nb and U. Introduction Newania carbonatite is unique among the group of Indian carbonatites |  | | Journal (article/letter/editorial) | | South America and India. In the Indian Subcontinent carbonatites occur in India, Pakistan, Afghanistan...Myanmar. This paper takes an overview of the carbonatite occurrences in the Indian Subcontinent in the...time range (>2400 Ma to <0.6 Ma) from India (Hogenakal, Newania, Sevathur, Sung Valley, Sarnu-Dandali...(Permian Koga and Tertiary Pehsawar Plain Alkaline Complex which includes Loe Shilman, Sillai Patti, Jambil...Geology, RTM Nagpur University, Nagpur (MH) – 440001, India; Email: randive101@yahoo.co.in Tushar Meshram: Department |  | Pandit, M. K., Sial, A. N., Saxena, A. D., Ferreira, V. P. (2000) Non-magmatic Features in Carbonatitic Rocks: A Re-examination of Proterozoic “Carbonatites,” Southeast Rajasthan, Northwest Indian Craton. International Geology Review, 42 (11) 1046-1053 doi:10.1080/00206810009465127 | Journal (article/letter/editorial) | | Re-examination of Proterozoic “Carbonatites,” Southeast Rajasthan, Northwest Indian Craton a a b M. K. Pandit...Department of Geology , University of Rajasthan , Jaipur, 302 004, India c NEG-LABISE, Departamento de Geologia...Re-examination of Proterozoic “Carbonatites,” Southeast Rajasthan, Northwest Indian Craton, International Geology...Re-examination of Proterozoic "Carbonatites," Southeast Rajasthan, Northwest Indian Craton M. K. PANDIT, 1 A. N...Department of Geology, University of Rajasthan, Jaipur 302 004 India AND V. P. FERREIRA NEG-LABISE, Departamento |  | | Journal (article/letter/editorial) | | Pb/Pb age determinations on the Newania and Sevattur carbonatites of India: evidence for multi-stage histories...Department, St. Xavier's College, 400 001, Bombay, India d Mineralogiseh-Petrographisches lnstitut Universit~it...from carbonatite-alkalic complexes of Newania ( N W India, Rajasthan State) and Sevattur (SW India, Tamil...the age and geological history of these rocks. Newania carbonatites are intrusive into Precambrian Untala...by a later phase of ankerite carbonatite, while thin calcite carbonatite (s~vite) dykelets are the youngest |  | | Journal (article/letter/editorial) | | Carbonates of the magnesite-siderite series from four carbonatite complexes H. A. BUCKLEY AND A. R. WOOLLEY Department...and analysed in carbonatites from the Lueshe, Newania, Kangankunde, and Chipman Lake complexes. This...CaCO3-MgCO3-FeCO3 system. Textural evidence in Newania carbonatites indicates that ferroan magnesite,...liquidus phase and it is proposed that the Newania carbonatite evolved directly from a Ca-poor, Mg-rich...carbonatitic liquid generated by partial melting of phlogopite-carbonate peridotite in the mantle at pressures |  | Rampilova, Maria, Doroshkevich, Anna, Viladkar, Shrinivas, Zubakova, Elizaveta (2021) Mineralogy of Dolomite Carbonatites of Sevathur Complex, Tamil Nadu, India. Minerals, 11 (4) 355 doi:10.3390/min11040355 | Journal (article/letter/editorial) | | of Dolomite Carbonatites of Sevathur Complex, Tamil Nadu, India Maria Rampilova 1, *, Anna Doroshkevich...462066, India; sviladkar@gmail.com Carbonatite Research Centre, Amba Dongar, Kadipani 390117, India Department...of the Sevathur carbonatite complex (Tamil Nadu, India) consists of dolomite carbonatite with a small number...number of ankerite carbonatite dikes. Calcite carbonatite occurs in a very minor amount as thin veins...veins within the dolomite carbonatite. The age (207 Pb/204 Pb) of the Sevathur carbonatites is 801 ± 11 Ma |  | | Journal (article/letter/editorial) | | amounts of ilmenite, magnetite, pyrite, forsterite, phlogopite, enstatite, magnesite, diopside, tremolite and...respectively, suggesting that they were formed in a carbonatite magma. The markedly increased REE concentrations...ratios do not plot within the defined ‘‘mantle carbonatite box’’, but still lie within the broader range...apatite-bearing carbonate unit within the local basement complex which consists mainly of high-grade metamorphic...apatite- and magnetite-rich member of a primary carbonatite suite. However, the absence of fenitisation effects |  | | Journal (article/letter/editorial) | | AMPHIBOLE – CLINOPYROXENE ROCK FROM THE AFRIKANDA COMPLEX, KOLA PENINSULA, RUSSIA: MINERALOGY AND A POSSIBLE...in cumulate ultramafic series of the Afrikanda complex, Kola Peninsula, Russia. The rock is composed of...magnesiohastingsite, with subordinate schorlomite and phlogopite, are the earliest minerals to crystallize. Their...Na-bearing amphiboles and relative paucity of phlogopite reflect enrichment of the parental magma in Na...and compared with the available data on other carbonatite complexes. A number of minerals described in |  | | Journal (article/letter/editorial) | | comparison with the primitive mantle, the average carbonatite has significantly higher Nb/Ta and Zr/Hf ratios...presence of amphibole and, possibly, refractory phlogopite in their mantle source. The HFSE geochemistry...cate-rich rocks of carbonatitic affinity) are complex oxide minerals belonging to the perovskite and...ZrO2 in perovskite from Gornoozerskiy (Ozernyi) complex, Siberia, but these data were not confirmed by...the calculation of the mean Ta2O5 content. f A division between U-rich and “normal” pyrochlore is arbitrarily |
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